Term Name: tissue
Synonyms: portion of tissue, simple tissue, tissue portion
Definition: Multicellular anatomical structure that consists of many cells of one or a few types, arranged in an extracellular matrix such that their long-range organisation is at least partly a repetition of their short-range organisation.
Ontology: Cell Ontology [UBERON:0000479]

Relationships
is part of: multicellular organism
has parts: interstitial fluid tissue-resident macrophage
is a type of: multicellular anatomical structure
has subtype: adrenal tissue alar plate midbrain anlage anterior ectodermal midgut anterior lateral plate mesoderm anterior swim bladder bud avascular GAG-rich matrix basimandibulare bone marrow branchiostegal membrane bulb of hair follicle cardiac jelly cerebellar crest climbing fiber cloacal papilla connective tissue core of melon organ corneal primordium corpuscles of Stannius dermal papilla dermal pulp of feather shaft dermis of feather follicle descending branch of the vagus nerve dorso-rostral cluster dorsolateral septum elastica externa of notochord embryonic tissue endocardial ring epidermal intermediate stratum epidermal placode epidermal superficial stratum epidermis of feather follicle epiphysial cluster epithelium equatorial belt erectile tissue external cellular layer extraembryonic tissue eye trabecular meshwork filum terminale filum terminale externum filum terminale internum germ layer / neural crest gigantocellular part of magnocellular preoptic nucleus gill filament granular layer corpus cerebelli granular layer valvula cerebelli hair root sheath hair root sheath matrix heterogeneous tissue hypochord inner fin tissue intermediate cell mass of mesoderm internal cellular layer intervillus pockets lamina late distal segment lateral line lateral line primordium lens cortex lens vesicle limiting layer of elasmoid scale lower oral valve macula matrix-based tissue mesenchyme midbrain neural tube mineralized extracellular matrix mole molecular layer corpus cerebelli molecular layer valvula cerebelli mossy fiber muscle tissue nail matrix nephron progenitor neural tissue neurogenic field non-neural ectoderm notochord posterior region optic vesicle outer fin tissue parallel fiber pars acromialis pars amphibiorum pars basilaris pars glenoidalis of scapula pearly penile papule penile spine periodontium periurethral tissue pillar of the semicircular canal placodal ectoderm pleuroperitoneal membrane primary olfactory fiber layer Purkinje cell layer corpus cerebelli Purkinje cell layer valvula cerebelli ramule palatonasalis ramus muscularis of glossopharyngeus nerve ramus muscularis of vagus nerve retromolar triangle roof plate of diencephalon roof plate of medulla oblongata roof plate of metencephalon roof plate of midbrain roof plate of telencephalon roof plate spinal cord region root of nail rostral blood island saccus dorsalis scale primordium stratum argenteum of choroid stratum fibrosum et griseum superficiale stratum marginale stratum opticum stratum periventriculare superficial fascia thyroid primordium trabecular network of bone umbilicus upper oral valve ventral wall of dorsal aorta