Ontology explorer

BTO (BRENDA Tissue Ontology)

Download as: OBO OWL

Change ontology: Version 2021-10-23

Term or Synonym: use AND (NOT) or OR

Definition: use AND (NOT) or OR

Id:

restrict to BRENDA links:

Tissue

Details for chorion

chorion

BTO (BRENDA Tissue Ontology) ID

BTO:0000252

BTO:0000252 is linked to 15 enzymes:

Definition

The outer membrane of the two membranes enclosing the embryo in reptiles, birds, and mammals. In placental mammals it contributes to the development of the placenta

References

1. The American Heritage Dictionary of the English Language: Fourth Edition. 2000.

Legend

is an element of the parent element

is a part of the parent element

is related to the parent element

derives from the parent element

at least 1 tissue/ enzyme/ localization link in this branch

tissue/ enzyme/ localization link to BRENDA

Tree view

tissues, cell types and enzyme sources

tissues, cell types and enzyme sources is a

animal

whole body is a

body wall

cardiovascular system part of

connective tissue part of

embryonic structure is a

amnioserosa is a

blastema

conceptus

embryo

embryonic syncytium is a

extraembryonic tissue is a

fetus

fetal cell line derives from

fetal membrane part of

allantois

amniochorion is a

amnion

chorioallantois is a

choriodecidua is a

chorion

fetal serum part of

gubernaculum testis part of

meconium

placenta

vomeronasal nerve part of

primordium is a

tailbud stage is a

hematopoietic system part of

immune system part of

integument part of

limb

muscular system part of

nervous system part of

pacemaker cell part of

pluripotent stem cell part of

primary cell part of

respiratory system part of

sense organ part of

skeletal system part of

soft body part part of

trunk

urogenital system part of

viscus

fungus

organism form is a

other source is a

plant

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Release 2023.1 (January 2023)