Terminal end bud

{{one source|date=June 2024}}

{{Infobox anatomy

| Name = Terminal end bud

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| Precursor =

| System = Endocrine

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Terminal end buds (TEBs) are highly proliferative structures at the ends of elongating lactiferous ducts which are involved in development of the mammary glands.{{cite journal|last1=Paine|first1=Ingrid S.|last2=Lewis|first2=Michael T.|title=The Terminal End Bud: the Little Engine that Could|journal=Journal of Mammary Gland Biology and Neoplasia|volume=22|issue=2|year=2017|pages=93–108|issn=1083-3021|doi=10.1007/s10911-017-9372-0|pmid=28168376|pmc=5488158|doi-access=free}} TEBs are responsible for the formation of the mammary ductal tree during female puberty.