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clyh.obo
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format-version: 1.2
data-version: clyh/releases/2020-05-29/clyh.owl
remark: Clytia hemisphaerica Development and Anatomy Ontology
ontology: clyh/clyh
property_value: http://purl.org/dc/elements/1.1/description "Anatomy, development and life cycle stages - planula, polyp, medusa/jellyfish - of the cnidarian hydrozoan species, Clytia hemiphaerica." xsd:string
property_value: http://purl.org/dc/elements/1.1/title "Clytia hemisphaerica Development and Anatomy Ontology (CLYH)" xsd:string
property_value: http://purl.org/dc/terms/license https://creativecommons.org/licenses/by/3.0/
[Term]
id: CL:0000000
name: cell
def: "A material entity of anatomical origin (part of or deriving from an organism) that has as its parts a maximally connected cell compartment surrounded by a plasma membrane." []
[Term]
id: CLYH:0000001
name: gametogenesis
is_a: UBERON:0000105 ! life cycle stage
[Term]
id: CLYH:0000002
name: gametogenesis period
def: "phase of sexual reproduction in which certain cells of a female or male individual (parent) are transformed into specialized reproductive cells (gametes) that will initiate development of a progeny individual (offspring) upon fertilization." []
is_a: UBERON:0000105 ! life cycle stage
relationship: BFO:0000050 CLYH:0000001 ! part of gametogenesis
[Term]
id: CLYH:0000003
name: oogenesis period
is_a: UBERON:0000105 ! life cycle stage
relationship: BFO:0000050 CLYH:0000002 ! part of gametogenesis period
[Term]
id: CLYH:0000004
name: previtellogenic stage
def: "Entered into meiosis, DNA replicated, no yolk accumulation." []
relationship: BFO:0000050 CLYH:0000003 ! part of oogenesis period
[Term]
id: CLYH:0000005
name: oocyte growth period
relationship: BFO:0000050 CLYH:0000003 ! part of oogenesis period
relationship: RO:0002087 CLYH:0000004 ! immediately preceded by previtellogenic stage
[Term]
id: CLYH:0000006
name: stage I oocyte growth stage
def: "Meiotic Prophase I arrest, GV in centre, diameter x" []
relationship: BFO:0000050 CLYH:0000005 ! part of oocyte growth period
relationship: RO:0002087 CLYH:0000004 ! immediately preceded by previtellogenic stage
property_value: IAO:0000301 "Amiel and Houliston Dev. Biol (2009)" xsd:string
[Term]
id: CLYH:0000007
name: stage II oocyte growth stage
def: "Meiotic Prophase I arrest, GV off centre, diameter x" []
relationship: BFO:0000050 CLYH:0000005 ! part of oocyte growth period
relationship: RO:0002087 CLYH:0000006 ! immediately preceded by stage I oocyte growth stage
property_value: IAO:0000301 "Amiel and Houliston Dev. Biol (2009)" xsd:string
[Term]
id: CLYH:0000008
name: stage III oocyte growth stage
def: "Meiotic Prophase I arrest, GV off centre, diameter x" []
relationship: BFO:0000050 CLYH:0000005 ! part of oocyte growth period
relationship: RO:0002087 CLYH:0000007 ! immediately preceded by stage II oocyte growth stage
property_value: IAO:0000301 "Amiel and Houliston Dev. Biol (2009)" xsd:string
[Term]
id: CLYH:0000009
name: oocyte meiotic maturation
def: "oocyte undergoing meiosis completion from prophase I to G0 of first meiotic cycle" []
relationship: BFO:0000050 CLYH:0000003 ! part of oogenesis period
relationship: RO:0002087 CLYH:0000008 ! immediately preceded by stage III oocyte growth stage
property_value: IAO:0000301 "Amiel and Houliston Dev. Biol (2009)" xsd:string
[Term]
id: CLYH:0000010
name: spermatogenesis period
is_a: UBERON:0000105 ! life cycle stage
relationship: BFO:0000050 CLYH:0000002 ! part of gametogenesis period
[Term]
id: CLYH:0000011
name: spermatogonium stage
relationship: BFO:0000050 CLYH:0000010 ! part of spermatogenesis period
[Term]
id: CLYH:0000012
name: spermatid stage
relationship: BFO:0000050 CLYH:0000010 ! part of spermatogenesis period
relationship: RO:0002087 CLYH:0000011 ! immediately preceded by spermatogonium stage
[Term]
id: CLYH:0000013
name: embryonic development
is_a: UBERON:0000105 ! life cycle stage
relationship: RO:0002087 CLYH:0000001 ! immediately preceded by gametogenesis
[Term]
id: CLYH:0000014
name: gamete period
is_a: UBERON:0000105 ! life cycle stage
relationship: BFO:0000050 CLYH:0000013 ! part of embryonic development
relationship: RO:0002087 CLYH:0000002 ! immediately preceded by gametogenesis period
[Term]
id: CLYH:0000015
name: unfertilized egg stage
def: "matture female germ cell. not yet fertilized. Meiotic divisions complete. Spawned egg with female pronucleus." []
relationship: BFO:0000050 CLYH:0000014 ! part of gamete period
relationship: RO:0002087 CLYH:0000009 ! immediately preceded by oocyte meiotic maturation
property_value: IAO:0000301 "Amiel and Houliston Dev. Biol (2009)" xsd:string
[Term]
id: CLYH:0000016
name: spermatozoid stage
def: "mature male germ cell. " []
relationship: BFO:0000050 CLYH:0000014 ! part of gamete period
relationship: RO:0002087 CLYH:0000012 ! immediately preceded by spermatid stage
[Term]
id: CLYH:0000017
name: cleavage period
relationship: BFO:0000050 CLYH:0000013 ! part of embryonic development
relationship: RO:0002087 CLYH:0000014 ! immediately preceded by gamete period
[Term]
id: CLYH:0000018
name: one cell stage
def: "Zygote fertilized egg, zygote nucleus forms at animal pole (about 0-50 min post fertilization at 18 degree celsius)." []
synonym: " fertilised egg" EXACT []
synonym: "zygote " EXACT []
relationship: BFO:0000050 CLYH:0000017 ! part of cleavage period
relationship: RO:0002087 CLYH:0000014 ! immediately preceded by gamete period
property_value: IAO:0000301 "Y. Kraus et al in preparation?" xsd:string
[Term]
id: CLYH:0000019
name: 2-cell stage
def: "Two cell-stage embryo. First cleaveages unipolar and start at the animal pole (about 50-80 min post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000017 ! part of cleavage period
relationship: RO:0002087 CLYH:0000018 ! immediately preceded by one cell stage
property_value: IAO:0000301 "Y. Kraus et al in preparation?" xsd:string
[Term]
id: CLYH:0000020
name: 4-cell stage
def: "Four cell-stage embryo. Second cleaveages unipolar and start at the animal pole (about 80-110 min post fertilization at 18 degree celsius). " []
relationship: BFO:0000050 CLYH:0000017 ! part of cleavage period
relationship: RO:0002087 CLYH:0000019 ! immediately preceded by 2-cell stage
[Term]
id: CLYH:0000021
name: 8-cell stage
def: "Eight cell-stage embryo (about 2h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000017 ! part of cleavage period
relationship: RO:0002087 CLYH:0000020 ! immediately preceded by 4-cell stage
[Term]
id: CLYH:0000022
name: 16-cell stage
def: "Sixteen cell-stage embryo (about 2.5h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000017 ! part of cleavage period
relationship: RO:0002087 CLYH:0000021 ! immediately preceded by 8-cell stage
[Term]
id: CLYH:0000023
name: 32-cell stage
def: "thirty two cell-stage embryo (about 3h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000017 ! part of cleavage period
relationship: RO:0002087 CLYH:0000022 ! immediately preceded by 16-cell stage
[Term]
id: CLYH:0000024
name: 64-cell stage
def: "sixty four cell-stage embryo (about 3h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000017 ! part of cleavage period
relationship: RO:0002087 CLYH:0000023 ! immediately preceded by 32-cell stage
[Term]
id: CLYH:0000025
name: blastula period
relationship: BFO:0000050 CLYH:0000013 ! part of embryonic development
relationship: RO:0002087 CLYH:0000017 ! immediately preceded by cleavage period
[Term]
id: CLYH:0000026
name: early blastula stage
def: "Cells rounded and loosely adhered, Nuclei central (5-6h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000025 ! part of blastula period
relationship: RO:0002087 CLYH:0000024 ! immediately preceded by 64-cell stage
[Term]
id: CLYH:0000027
name: mid blastula stage
def: "Cell contacts extended, cells polarised, nuclei apical (8h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000025 ! part of blastula period
relationship: RO:0002087 CLYH:0000026 ! immediately preceded by early blastula stage
[Term]
id: CLYH:0000028
name: late blastula stage
def: "Cell polarized and columnar, nuclei apical (9- 10h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000025 ! part of blastula period
relationship: RO:0002087 CLYH:0000027 ! immediately preceded by mid blastula stage
[Term]
id: CLYH:0000029
name: gastrula period
relationship: BFO:0000050 CLYH:0000013 ! part of embryonic development
relationship: RO:0002087 CLYH:0000025 ! immediately preceded by blastula period
[Term]
id: CLYH:0000030
name: very early gastrula stage
def: "Visible pointed oral pole but no cell ingression, ciliogenesis starting (12-13h post fertilization at 18 degree celsius). " []
relationship: BFO:0000050 CLYH:0000025 ! part of blastula period
relationship: RO:0002087 CLYH:0000030 ! immediately preceded by very early gastrula stage
[Term]
id: CLYH:0000031
name: early gastrula stage
def: "A few cells ingressed at pointed oral pole, swimming started (14-16h post fertilization at 18 degree celsius)." []
relationship: BFO:0000050 CLYH:0000025 ! part of blastula period
relationship: RO:0002087 CLYH:0000032 ! immediately preceded by mid gastrula stage
[Term]
id: CLYH:0000032
name: mid gastrula stage
def: "Ingression to fill balastotocoel half completed (17- 18h post fertilization at 18 degree celsius)" []
relationship: BFO:0000050 CLYH:0000025 ! part of blastula period
relationship: RO:0002087 CLYH:0000031 ! immediately preceded by early gastrula stage
[Term]
id: CLYH:0000033
name: late gastrula stage
def: "Blastocoel full, no epithelisation of internal cells (20h post fertilization at18 degree celsius" []
relationship: BFO:0000050 CLYH:0000025 ! part of blastula period
relationship: RO:0002087 CLYH:0000032 ! immediately preceded by mid gastrula stage
[Term]
id: CLYH:0000034
name: planula period
synonym: "larval development" EXACT []
is_a: UBERON:0000105 ! life cycle stage
relationship: BFO:0000050 CLYH:0000013 ! part of embryonic development
relationship: RO:0002087 CLYH:0000029 ! immediately preceded by gastrula period
[Term]
id: CLYH:0000035
name: planula P1 stage
def: "Epithelisation beginning at aboral pole (as seen at 24h post fertilization at 18 degree celsius)" []
relationship: BFO:0000050 CLYH:0000034 ! part of planula period
relationship: RO:0002087 CLYH:0000033 ! immediately preceded by late gastrula stage
[Term]
id: CLYH:0000036
name: planula P2 stage
def: "Visible central cavity (as seen at 48h post fertilization at 18 degree celsius)" []
relationship: BFO:0000050 CLYH:0000034 ! part of planula period
relationship: RO:0002087 CLYH:0000035 ! immediately preceded by planula P1 stage
[Term]
id: CLYH:0000037
name: planula P3 stage
def: "Competent to metamorphose as (72h post fertilization at 18 degree celsius)" []
relationship: BFO:0000050 CLYH:0000034 ! part of planula period
relationship: RO:0002087 CLYH:0000036 ! immediately preceded by planula P2 stage
[Term]
id: CLYH:0000038
name: aged planula stage
def: "Aged planula (> 3 days post fertilization at 18 degree celsius) but not received metamporphosis signal." []
relationship: BFO:0000050 CLYH:0000034 ! part of planula period
relationship: RO:0002087 CLYH:0000037 ! immediately preceded by planula P3 stage
[Term]
id: CLYH:0000040
name: metamorphosis period
is_a: UBERON:0000105 ! life cycle stage
relationship: RO:0002087 CLYH:0000034 ! immediately preceded by planula period
[Term]
id: CLYH:0000041
name: settled planula stage
def: "torpedo shape planula that stopped swimming" []
relationship: BFO:0000050 CLYH:0000040 ! part of metamorphosis period
relationship: RO:0002087 CLYH:0000034 ! immediately preceded by planula period
[Term]
id: CLYH:0000042
name: blob stage
def: "irregularly shaped metamorphosing planula attached to substrate, not yet flattened" []
relationship: BFO:0000050 CLYH:0000040 ! part of metamorphosis period
relationship: RO:0002087 CLYH:0000041 ! immediately preceded by settled planula stage
[Term]
id: CLYH:0000043
name: disc stage
def: "metamorphosing planula attached to the substrate and in shape of a flattened disc" []
relationship: BFO:0000050 CLYH:0000040 ! part of metamorphosis period
relationship: RO:0002087 CLYH:0000042 ! immediately preceded by blob stage
[Term]
id: CLYH:0000044
name: sculpted disc stage
def: "metamorphosing planula attached to the substrate and in shape of a flattened disc with sculpted indentations" []
relationship: BFO:0000050 CLYH:0000040 ! part of metamorphosis period
relationship: RO:0002087 CLYH:0000043 ! immediately preceded by disc stage
[Term]
id: CLYH:0000045
name: primary polyp stalk extension stage
def: "uniform extension emerging from the sculpted disc" []
relationship: BFO:0000050 CLYH:0000040 ! part of metamorphosis period
relationship: RO:0002087 CLYH:0000044 ! immediately preceded by sculpted disc stage
[Term]
id: CLYH:0000046
name: primary polyp developing head stage
def: "swollen distal extremity developing into a functional primary polyp head" []
relationship: BFO:0000050 CLYH:0000040 ! part of metamorphosis period
relationship: RO:0002087 CLYH:0000045 ! immediately preceded by primary polyp stalk extension stage
[Term]
id: CLYH:0000047
name: functional primary polyp stage
def: "theca of the primary polyp open on the oral side and mouth open" []
relationship: BFO:0000050 CLYH:0000040 ! part of metamorphosis period
relationship: RO:0002087 CLYH:0000046 ! immediately preceded by primary polyp developing head stage
[Term]
id: CLYH:0000049
name: colony phase
def: "colony containing mature or developing gonozoids , gastrozoids and stolons." []
is_a: UBERON:0000105 ! life cycle stage
relationship: RO:0002087 CLYH:0000040 ! immediately preceded by metamorphosis period
[Term]
id: CLYH:0000050
name: gastrozoid development
relationship: BFO:0000050 CLYH:0000049 ! part of colony phase
[Term]
id: CLYH:0000051
name: stalk extenstion stage
def: "uniform extension emerging from the stolon as first stage of gastrozoid development" []
relationship: BFO:0000050 CLYH:0000050 ! part of gastrozoid development
[Term]
id: CLYH:0000052
name: developing head stage
def: "swollen distal extremity developing into a complete gastrozoid head" []
relationship: BFO:0000050 CLYH:0000050 ! part of gastrozoid development
relationship: RO:0002087 CLYH:0000051 ! immediately preceded by stalk extenstion stage
[Term]
id: CLYH:0000053
name: functional gastrozoid stage
def: "complete and functional gastrozoid with open hydrotheca and mouth" []
relationship: BFO:0000050 CLYH:0000050 ! part of gastrozoid development
relationship: RO:0002087 CLYH:0000052 ! immediately preceded by developing head stage
[Term]
id: CLYH:0000054
name: gonozoid development
def: "Non feeding polyp specialized in budding medusae" []
relationship: BFO:0000050 CLYH:0000049 ! part of colony phase
[Term]
id: CLYH:0000055
name: growing gonozoid stage
def: "growing and developing gonozoid" []
relationship: BFO:0000050 CLYH:0000054 ! part of gonozoid development
[Term]
id: CLYH:0000056
name: budding gonozoid stage
def: "mature gonozoid budding medusae" []
relationship: BFO:0000050 CLYH:0000054 ! part of gonozoid development
relationship: RO:0002087 CLYH:0000055 ! immediately preceded by growing gonozoid stage
[Term]
id: CLYH:0000057
name: non-budding gonozoid stage
def: "mature gonozoid not containing any medusa bud only central tube and disc-shaped cap" []
relationship: BFO:0000050 CLYH:0000054 ! part of gonozoid development
relationship: RO:0002087 CLYH:0000055 ! immediately preceded by growing gonozoid stage
[Term]
id: CLYH:0000059
name: medusa phase
is_a: UBERON:0000105 ! life cycle stage
relationship: RO:0002087 CLYH:0000054 ! immediately preceded by gonozoid development
[Term]
id: CLYH:0000060
name: medusa budding
relationship: BFO:0000050 CLYH:0000059 ! part of medusa phase
relationship: RO:0002087 CLYH:0000054 ! immediately preceded by gonozoid development
[Term]
id: CLYH:0000061
name: early medusa bud stage
def: "medusa bud with visible ectoderm, endoderm and entocodon" []
relationship: BFO:0000050 CLYH:0000060 ! part of medusa budding
relationship: RO:0002087 CLYH:0000056 ! immediately preceded by budding gonozoid stage
[Term]
id: CLYH:0000062
name: mid medusa bud stage
def: "medusa bud with forming subumbrella cavity" []
relationship: BFO:0000050 CLYH:0000060 ! part of medusa budding
relationship: RO:0002087 CLYH:0000061 ! immediately preceded by early medusa bud stage
[Term]
id: CLYH:0000063
name: late medusa bud stage
def: "medusa bud with with folding umbrella" []
relationship: BFO:0000050 CLYH:0000060 ! part of medusa budding
relationship: RO:0002087 CLYH:0000062 ! immediately preceded by mid medusa bud stage
[Term]
id: CLYH:0000064
name: medusa growth
relationship: BFO:0000050 CLYH:0000059 ! part of medusa phase
relationship: RO:0002087 CLYH:0000060 ! immediately preceded by medusa budding
[Term]
id: CLYH:0000065
name: 4-bulb medusa stage
def: "period of medusa growth between release medusa from gonozoid until appearance of secondary tentacles. Only 4 tentacle bulbs present " []
synonym: "baby medusa stage" EXACT []
relationship: BFO:0000050 CLYH:0000064 ! part of medusa growth
relationship: RO:0002087 CLYH:0000063 ! immediately preceded by late medusa bud stage
[Term]
id: CLYH:0000066
name: 8-bulb medusa stage
def: "period of medusa growth when only 8 tentacles are present " []
relationship: BFO:0000050 CLYH:0000064 ! part of medusa growth
relationship: RO:0002087 CLYH:0000065 ! immediately preceded by 4-bulb medusa stage
[Term]
id: CLYH:0000067
name: 12-bulb medusa stage
def: "period of medusa growth when only 12 tentacles are present " []
synonym: "young medusa stage" EXACT []
relationship: BFO:0000050 CLYH:0000064 ! part of medusa growth
relationship: RO:0002087 CLYH:0000066 ! immediately preceded by 8-bulb medusa stage
[Term]
id: CLYH:0000068
name: 16-bulb immature medusa stage
def: "period of medusa growth when only 16 tentacles are present. No mature gametes (eg 5mm diameter) " []
relationship: BFO:0000050 CLYH:0000064 ! part of medusa growth
relationship: RO:0002087 CLYH:0000067 ! immediately preceded by 12-bulb medusa stage
[Term]
id: CLYH:0000069
name: mature adult medusa stage
def: "period of medusa growth when only 16 tentacles are present. Gonads contain mature gametes. (eg 10mm diameter)" []
relationship: BFO:0000050 CLYH:0000064 ! part of medusa growth
relationship: RO:0002087 CLYH:0000068 ! immediately preceded by 16-bulb immature medusa stage
[Term]
id: CLYH:1000001
name: multicellular organism
[Term]
id: CLYH:1000002
name: organism subdivision
is_obsolete: true
[Term]
id: CLYH:1000003
name: mouth
is_a: UBERON:0000061 ! anatomical structure
[Term]
id: CLYH:1000004
name: tentacle system
is_a: UBERON:0000061 ! anatomical structure
[Term]
id: CLYH:1000005
name: tentacle
is_a: UBERON:0000061 ! anatomical structure
relationship: BFO:0000050 CLYH:1000004 ! part of tentacle system
[Term]
id: CLYH:1000006
name: tissue layer
is_a: UBERON:0000061 ! anatomical structure
[Term]
id: CLYH:1000007
name: ectoderm
is_obsolete: true
[Term]
id: CLYH:1000008
name: gastrula outer layer
def: "Outer layer of the gastrula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000035 ! part of gastrula
relationship: RO:0002202 CLYH:1000074 ! develops from aboral pole of blastula
relationship: RO:0002488 CLYH:0000030 ! existence starts during very early gastrula stage
relationship: RO:0002492 CLYH:0000033 ! existence ends during late gastrula stage
[Term]
id: CLYH:1000009
name: oral gastrula outer layer
def: "Oral part of the outer layer of the gastrula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000008 ! part of gastrula outer layer
relationship: RO:0002202 CLYH:1000068 ! develops from oral pole of blastula
relationship: RO:0002488 CLYH:0000030 ! existence starts during very early gastrula stage
relationship: RO:0002492 CLYH:0000033 ! existence ends during late gastrula stage
[Term]
id: CLYH:1000010
name: aboral gastrula outer layer
def: "Aboral part of the outer layer of the gastrula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000008 ! part of gastrula outer layer
relationship: RO:0002202 CLYH:1000074 ! develops from aboral pole of blastula
relationship: RO:0002488 CLYH:0000030 ! existence starts during very early gastrula stage
relationship: RO:0002492 CLYH:0000033 ! existence ends during late gastrula stage
[Term]
id: CLYH:1000011
name: lateral gastrula outer layer
def: "Mid part of the outer layer of the gastrula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000008 ! part of gastrula outer layer
relationship: RO:0002202 CLYH:1000031 ! develops from blastula
relationship: RO:0002488 CLYH:0000030 ! existence starts during very early gastrula stage
relationship: RO:0002492 CLYH:0000033 ! existence ends during late gastrula stage
[Term]
id: CLYH:1000012
name: planula ectoderm
def: "Outer layer of the planula." []
synonym: "planula outer layer" EXACT []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000040 ! part of planula larva
relationship: RO:0002202 CLYH:1000035 ! develops from gastrula
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
[Term]
id: CLYH:1000013
name: oral planula ectoderm
def: "Oral part of the outer layer of the planula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000012 ! part of planula ectoderm
relationship: RO:0002202 CLYH:1000035 ! develops from gastrula
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
[Term]
id: CLYH:1000014
name: aboral planula ectoderm
def: "Aboral part of the outer layer of the planula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000012 ! part of planula ectoderm
relationship: RO:0002202 CLYH:1000035 ! develops from gastrula
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
[Term]
id: CLYH:1000015
name: endoderm
is_obsolete: true
[Term]
id: CLYH:1000016
name: gastrula ingressing cells
def: "Cells ingressing from the outer layer of the gastrula into the blastocoel." []
is_a: CL:0000000 ! cell
relationship: BFO:0000050 CLYH:1000035 ! part of gastrula
relationship: RO:0002202 CLYH:1000068 ! develops from oral pole of blastula
relationship: RO:0002488 CLYH:0000030 ! existence starts during very early gastrula stage
relationship: RO:0002492 CLYH:0000033 ! existence ends during late gastrula stage
[Term]
id: CLYH:1000017
name: oral gastrula ingressing cells
def: "Cells ingressing from the outer layer into the blastocoel on the oral side of the gastrula." []
is_a: CL:0000000 ! cell
relationship: BFO:0000050 CLYH:1000035 ! part of gastrula
relationship: RO:0002202 CLYH:1000031 ! develops from blastula
relationship: RO:0002488 CLYH:0000032 ! existence starts during mid gastrula stage
[Term]
id: CLYH:1000018
name: aboral gastrula ingressing cells
def: "Cells ingressing from the outer layer into the blastocoel on the aboral side of the gastrula." []
is_a: CL:0000000 ! cell
relationship: BFO:0000050 CLYH:1000035 ! part of gastrula
relationship: RO:0002202 CLYH:1000031 ! develops from blastula
relationship: RO:0002488 CLYH:0000032 ! existence starts during mid gastrula stage
[Term]
id: CLYH:1000019
name: planula endoderm
def: "Inner layer of the planula." []
synonym: "planula inner layer" EXACT []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000040 ! part of planula larva
relationship: RO:0002202 CLYH:1000035 ! develops from gastrula
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
[Term]
id: CLYH:1000020
name: aboral planula endoderm
def: "Inner layer of the planula on the aboral side of the planula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000019 ! part of planula endoderm
relationship: RO:0002202 CLYH:1000035 ! develops from gastrula
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
[Term]
id: CLYH:1000021
name: oral planula endoderm
def: "Inner layer of the planula on the oral side of the planula." []
is_a: CLYH:1000006 ! tissue layer
relationship: BFO:0000050 CLYH:1000019 ! part of planula endoderm
relationship: RO:0002202 CLYH:1000035 ! develops from gastrula
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
[Term]
id: CLYH:1000022
name: fertilized egg
def: "Cell formed by fusion of a mature female reproductive cell and a mature male reproductive cell at fertilization." []
synonym: "zygote" EXACT []
is_a: CL:0000000 ! cell
relationship: RO:0002202 CLYH:1000087 ! develops from gamete
relationship: RO:0002488 CLYH:0000018 ! existence starts during one cell stage
relationship: RO:0002492 CLYH:0000018 ! existence ends during one cell stage
[Term]
id: CLYH:1000023
name: embryo
def: "Anatomical entity that comprises the organism in the early stages of growth and differentiation that are characterized by cleavage, the laying down of fundamental tissues." []
is_a: CLYH:1000001 ! multicellular organism
relationship: RO:0002202 CLYH:1000022 ! develops from fertilized egg
relationship: RO:0002488 CLYH:0000018 ! existence starts during one cell stage
relationship: RO:0002492 CLYH:0000033 ! existence ends during late gastrula stage
[Term]
id: CLYH:1000024
name: cleaving embryo
def: "Organism at the cleavage stage." []
is_a: CLYH:1000023 ! embryo
relationship: RO:0002492 CLYH:0000024 ! existence ends during 64-cell stage
[Term]
id: CLYH:1000025
name: 2-cell embryo
def: "Organism at the cleavage stage after the first cell division." []
is_a: CLYH:1000024 ! cleaving embryo
relationship: RO:0002488 CLYH:0000019 ! existence starts during 2-cell stage
relationship: RO:0002492 CLYH:0000019 ! existence ends during 2-cell stage
[Term]
id: CLYH:1000026
name: 4-cell embryo
def: "Organism at the cleavage stage after two division cycles." []
is_a: CLYH:1000024 ! cleaving embryo
relationship: RO:0002202 CLYH:1000025 ! develops from 2-cell embryo
relationship: RO:0002488 CLYH:0000020 ! existence starts during 4-cell stage
relationship: RO:0002492 CLYH:0000020 ! existence ends during 4-cell stage
[Term]
id: CLYH:1000027
name: 8-cell embryo
def: "Organism at the cleavage stage after three division cycles." []
is_a: CLYH:1000024 ! cleaving embryo
relationship: RO:0002202 CLYH:1000026 ! develops from 4-cell embryo
relationship: RO:0002488 CLYH:0000021 ! existence starts during 8-cell stage
relationship: RO:0002492 CLYH:0000021 ! existence ends during 8-cell stage
[Term]
id: CLYH:1000028
name: 16-cell embryo
def: "Organism at the cleavage stage after four division cycles." []
is_a: CLYH:1000024 ! cleaving embryo
relationship: RO:0002202 CLYH:1000027 ! develops from 8-cell embryo
relationship: RO:0002488 CLYH:0000022 ! existence starts during 16-cell stage
relationship: RO:0002492 CLYH:0000022 ! existence ends during 16-cell stage
[Term]
id: CLYH:1000029
name: 32-cell embryo
def: "Organism at the cleavage stage after five division cycles." []
is_a: CLYH:1000024 ! cleaving embryo
relationship: RO:0002202 CLYH:1000028 ! develops from 16-cell embryo
relationship: RO:0002488 CLYH:0000023 ! existence starts during 32-cell stage
relationship: RO:0002492 CLYH:0000023 ! existence ends during 32-cell stage
[Term]
id: CLYH:1000030
name: 64-cell embryo
def: "Organism at the cleavage stage after six division cycles." []
is_a: CLYH:1000024 ! cleaving embryo
relationship: RO:0002202 CLYH:1000029 ! develops from 32-cell embryo
relationship: RO:0002488 CLYH:0000024 ! existence starts during 64-cell stage
[Term]
id: CLYH:1000031
name: blastula
def: "Organism at the blastula stage - an early stage of embryonic development in animals. It is produced by cleavage of a fertilized ovum and consists of a spherical layer of around 128 cells surrounding a central fluid-filled cavity called the blastocoel." []
is_a: CLYH:1000023 ! embryo
relationship: RO:0002202 CLYH:1000030 ! develops from 64-cell embryo
relationship: RO:0002488 CLYH:0000026 ! existence starts during early blastula stage
relationship: RO:0002492 CLYH:0000028 ! existence ends during late blastula stage
[Term]
id: CLYH:1000032
name: early blastula
def: "Blastula stage embryo before epithelisation. " []
is_a: CLYH:1000031 ! blastula
relationship: RO:0002492 CLYH:0000026 ! existence ends during early blastula stage
[Term]
id: CLYH:1000033
name: mid blastula
def: "Blastula stage embryo with polarised epithelial cells." []
is_a: CLYH:1000031 ! blastula
relationship: RO:0002202 CLYH:1000032 ! develops from early blastula
relationship: RO:0002488 CLYH:0000027 ! existence starts during mid blastula stage
relationship: RO:0002492 CLYH:0000027 ! existence ends during mid blastula stage
[Term]
id: CLYH:1000034
name: late blasutla
def: "Blastula stage embryo with polarised and columnar epithelial cells." []
is_a: CLYH:1000031 ! blastula
relationship: RO:0002202 CLYH:1000033 ! develops from mid blastula
relationship: RO:0002488 CLYH:0000028 ! existence starts during late blastula stage
[Term]
id: CLYH:1000035
name: gastrula
def: "Organism at the gastrula stage." []
is_a: CLYH:1000023 ! embryo
relationship: RO:0002202 CLYH:1000034 ! develops from late blasutla
relationship: RO:0002488 CLYH:0000030 ! existence starts during very early gastrula stage
[Term]
id: CLYH:1000036
name: very early gastrula
def: "Visible pointed oral pole but no cell ingression, Ciliogenesis starting." []
is_a: CLYH:1000035 ! gastrula
relationship: RO:0002492 CLYH:0000030 ! existence ends during very early gastrula stage
[Term]
id: CLYH:1000037
name: early gastrula
def: "Gastrula with a few cells ingressed at pointed oral pole. Swimming." []
is_a: CLYH:1000035 ! gastrula
relationship: RO:0002202 CLYH:1000036 ! develops from very early gastrula
relationship: RO:0002488 CLYH:0000031 ! existence starts during early gastrula stage
relationship: RO:0002492 CLYH:0000031 ! existence ends during early gastrula stage
[Term]
id: CLYH:1000038
name: mid gastrula
def: "Gastrula in which blastotocoel is half filled with ingressing cells. " []
is_a: CLYH:1000035 ! gastrula
relationship: RO:0002202 CLYH:1000037 ! develops from early gastrula
relationship: RO:0002488 CLYH:0000032 ! existence starts during mid gastrula stage
relationship: RO:0002492 CLYH:0000032 ! existence ends during mid gastrula stage
[Term]
id: CLYH:1000039
name: late gastrula
def: "Gastrula in which Blastocoel is full but no epithelisation of internal cells." []
is_a: CLYH:1000035 ! gastrula
relationship: RO:0002202 CLYH:1000038 ! develops from mid gastrula
relationship: RO:0002488 CLYH:0000033 ! existence starts during late gastrula stage
[Term]
id: CLYH:1000040
name: planula larva
def: "A distinct juvenile form before metamorphosis with elongated shape and cilliated outer layer. Inner and outer tissue layers separated by basement membrane." []
is_a: CLYH:1000001 ! multicellular organism
relationship: RO:0002202 CLYH:1000039 ! develops from late gastrula
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
relationship: RO:0002492 CLYH:0000041 ! existence ends during settled planula stage
[Term]
id: CLYH:1000041
name: planula P1
def: "Planula larva showing epithelisation of gastrodermal cells at aboral pole but not orally." []
is_a: CLYH:1000040 ! planula larva
relationship: RO:0002492 CLYH:0000035 ! existence ends during planula P1 stage
[Term]
id: CLYH:1000042
name: planula P2
def: "Planula larva with visible central cavity in gastrodermis, incompetent to metamorphose." []
is_a: CLYH:1000040 ! planula larva
relationship: RO:0002202 CLYH:1000041 ! develops from planula P1
relationship: RO:0002488 CLYH:0000036 ! existence starts during planula P2 stage
relationship: RO:0002492 CLYH:0000036 ! existence ends during planula P2 stage
[Term]
id: CLYH:1000043
name: planula P3
def: "Planula larva with all cell types diffrerntiated and competent to metamorphose." []
is_a: CLYH:1000040 ! planula larva
relationship: RO:0002202 CLYH:1000042 ! develops from planula P2
relationship: RO:0002488 CLYH:0000037 ! existence starts during planula P3 stage
relationship: RO:0002492 CLYH:0000037 ! existence ends during planula P3 stage
[Term]
id: CLYH:1000044
name: aged planula
def: "Elongated planula competent to metamorphose, thinner than P3 planula." []
is_a: CLYH:1000040 ! planula larva
relationship: RO:0002202 CLYH:1000043 ! develops from planula P3
relationship: RO:0002488 CLYH:0000038 ! existence starts during aged planula stage
relationship: RO:0002492 CLYH:0000038 ! existence ends during aged planula stage
[Term]
id: CLYH:1000045
name: metamorphosing planula
def: "Planula larva that has stopped swimming and is transforming into a polyp." []
is_a: CLYH:1000001 ! multicellular organism
relationship: RO:0002202 CLYH:1000040 ! develops from planula larva
relationship: RO:0002488 CLYH:0000041 ! existence starts during settled planula stage
relationship: RO:0002492 CLYH:0000044 ! existence ends during sculpted disc stage
[Term]
id: CLYH:1000046
name: settled planula
def: "Planula larva that has stopped swimming and fixed to substrate." []
is_a: CLYH:1000045 ! metamorphosing planula
relationship: RO:0002492 CLYH:0000041 ! existence ends during settled planula stage
[Term]
id: CLYH:1000047
name: blob
def: "Metamorphosing larva that has a pear shape." []
is_a: CLYH:1000045 ! metamorphosing planula
relationship: RO:0002202 CLYH:1000046 ! develops from settled planula
relationship: RO:0002488 CLYH:0000042 ! existence starts during blob stage
relationship: RO:0002492 CLYH:0000042 ! existence ends during blob stage
[Term]
id: CLYH:1000048
name: disc
def: "Transitory form of planula undergoing metamorphosis a flattened circular form attached to the substrate." []
is_a: CLYH:1000045 ! metamorphosing planula
relationship: RO:0002202 CLYH:1000047 ! develops from blob
relationship: RO:0002488 CLYH:0000043 ! existence starts during disc stage
relationship: RO:0002492 CLYH:0000043 ! existence ends during disc stage
[Term]
id: CLYH:1000049
name: sculpted disc
def: "Transitory form of planula undergoing metamorphosis a flattened form attached to the substrate showing irregular indentations and with small stalk emerging." []
is_a: CLYH:1000045 ! metamorphosing planula
relationship: RO:0002202 CLYH:1000048 ! develops from disc
relationship: RO:0002488 CLYH:0000044 ! existence starts during sculpted disc stage
[Term]
id: CLYH:1000050
name: spindle-associated
def: "Region of the cell closely surrounding the mitotoc spindle." []
is_a: GO:0005575 ! cellular component
relationship: RO:0002488 CLYH:0000019 ! existence starts during 2-cell stage
relationship: RO:0002492 CLYH:0000024 ! existence ends during 64-cell stage
[Term]
id: CLYH:1000051
name: animal cortex
def: "Region inheriting the peripheral region of the egg around the animal pole." []
is_a: GO:0005938 ! cell cortex
relationship: BFO:0000050 GO:0005575 ! part of cellular component
relationship: RO:0002488 CLYH:0000008 ! existence starts during stage III oocyte growth stage
relationship: RO:0002492 CLYH:0000017 ! existence ends during cleavage period
[Term]
id: CLYH:1000052
name: animal cortex of oocyte
is_a: CLYH:1000051 ! animal cortex
relationship: BFO:0000050 CLYH:1000084 ! part of oocyte
[Term]
id: CLYH:1000053
name: animal cortex of egg cell
is_a: CLYH:1000051 ! animal cortex
relationship: BFO:0000050 CLYH:1000088 ! part of egg cell
relationship: RO:0002202 CLYH:1000052 ! develops from animal cortex of oocyte
[Term]
id: CLYH:1000054
name: vegetal cortex
def: "Region inheriting the peripheral region of the egg around the vegetal pole." []
is_a: GO:0005938 ! cell cortex
relationship: BFO:0000050 GO:0005575 ! part of cellular component
relationship: RO:0002492 CLYH:0000017 ! existence ends during cleavage period
[Term]
id: CLYH:1000055
name: vegetal cortex of oocyte
def: "Region of a stage III oocyte cortex close to the oocyte nucleus." []
is_a: CLYH:1000054 ! vegetal cortex
relationship: BFO:0000050 CLYH:1000084 ! part of oocyte
relationship: RO:0002488 CLYH:0000008 ! existence starts during stage III oocyte growth stage
relationship: RO:0002492 CLYH:0000008 ! existence ends during stage III oocyte growth stage
[Term]
id: CLYH:1000056
name: vegetal cortex of egg
def: "Egg cortex region containing the site of polar body formation." []
is_a: CLYH:1000054 ! vegetal cortex
relationship: BFO:0000050 CLYH:1000088 ! part of egg cell
relationship: RO:0002202 CLYH:1000055 ! develops from vegetal cortex of oocyte
[Term]
id: CLYH:1000057
name: cytoplasm
is_a: GO:0005575 ! cellular component
relationship: BFO:0000050 GO:0005575 ! part of cellular component
[Term]
id: CLYH:1000058
name: animal cytoplasm
is_a: CLYH:1000057 ! cytoplasm
[Term]
id: CLYH:1000059
name: animal cytoplasm of oocyte
def: "Region of cytoplasm in a stage III oocyte in the same hemishere as the nucleus." []
is_a: CLYH:1000058 ! animal cytoplasm
relationship: BFO:0000050 CLYH:1000084 ! part of oocyte
relationship: RO:0002488 CLYH:0000008 ! existence starts during stage III oocyte growth stage
relationship: RO:0002492 CLYH:0000008 ! existence ends during stage III oocyte growth stage
[Term]
id: CLYH:1000060
name: animal cytoplasm of egg
def: "Cytoplasm in egg hemisphere containing site of polar body formation." []
is_a: CLYH:1000058 ! animal cytoplasm
relationship: BFO:0000050 CLYH:1000088 ! part of egg cell
relationship: RO:0002202 CLYH:1000059 ! develops from animal cytoplasm of oocyte
[Term]
id: CLYH:1000061
name: vegetal cytoplasm
is_a: CLYH:1000057 ! cytoplasm
[Term]
id: CLYH:1000062
name: vegetal cytoplasm of oocyte
is_a: CLYH:1000061 ! vegetal cytoplasm
relationship: BFO:0000050 CLYH:1000084 ! part of oocyte
relationship: RO:0002488 CLYH:0000008 ! existence starts during stage III oocyte growth stage
relationship: RO:0002492 CLYH:0000008 ! existence ends during stage III oocyte growth stage
[Term]
id: CLYH:1000063
name: vegetal cytoplasm of egg
is_a: CLYH:1000061 ! vegetal cytoplasm
relationship: BFO:0000050 CLYH:1000088 ! part of egg cell
relationship: RO:0002202 CLYH:1000062 ! develops from vegetal cytoplasm of oocyte
[Term]
id: CLYH:1000064
name: oral territory
is_a: UBERON:0000061 ! anatomical structure
relationship: RO:0002488 CLYH:0000019 ! existence starts during 2-cell stage
relationship: RO:0002492 CLYH:0000033 ! existence ends during late gastrula stage
[Term]
id: CLYH:1000065
name: oral pole of embryo
is_a: CLYH:1000064 ! oral territory
relationship: BFO:0000050 CLYH:1000023 ! part of embryo
[Term]
id: CLYH:1000066
name: oral pole of planula larva
is_a: CLYH:1000064 ! oral territory
relationship: BFO:0000050 CLYH:1000040 ! part of planula larva
relationship: RO:0002202 CLYH:1000065 ! develops from oral pole of embryo
relationship: RO:0002488 CLYH:0000035 ! existence starts during planula P1 stage
relationship: RO:0002492 CLYH:0000041 ! existence ends during settled planula stage
[Term]
id: CLYH:1000067
name: oral pole blastomeres
is_a: CLYH:1000064 ! oral territory
relationship: BFO:0000050 CLYH:1000024 ! part of cleaving embryo
relationship: RO:0002488 CLYH:0000021 ! existence starts during 8-cell stage
relationship: RO:0002492 CLYH:0000024 ! existence ends during 64-cell stage
[Term]