endogenous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The findings were published in Analytical Chemistry in 2025 under the title "Evidence for Endogenous Collagen in Edmontosaurus Fossil Bone."

From Science Daily • May 14, 2026

Endogenous regulatory proteins prevent the complement complex from binding to host cells.

From Textbooks • Jun. 9, 2022

Endogenous healing involves the autonomic nervous system that regulates bodily functions, such as the heart rate, digestion, and respiratory rate.

From Slate • Jul. 6, 2021

They have occasionally played a key role in evolution: Endogenous retroviruses helped drive the development of the placenta in mammals, for example.

From Scientific American • Oct. 14, 2019

The first has been called, not very properly, Endogenous, which means inside-growing; the second, properly enough, Exogenous, or outside-growing.

From The Elements of Botany For Beginners and For Schools by Gray, Asa