histogen

[his-tuh-juhn, -jen]

noun

Botany.

1. a region in a plant in which tissues differentiate.

histogen

/ ˈhɪstəˌdʒɛn /

noun

1. (formerly) any of three layers in an apical meristem that were thought to give rise to the different parts of the plant: the apical meristem is now regarded as comprising two layers See corpus tunica

Word History and Origins

Origin of histogen¹

First recorded in 1920–25; histo- + -gen

Example Sentences

Histogen, a San Diego company with 25 employees, has raised $39 million from investors and $20 million in licensing fees as it seeks to develop a hair-growth drug.

From Los Angeles Times

“For a company like ours to spend millions of dollars on clinical trials, there has to be some assurance we can recoup those costs,” said Richard Pasco, Histogen’s chairman and chief executive.

From Los Angeles Times

What Histogen wants to inject in you are extracts from “neonatal cells grown under simulated embryonic conditions.”

From The New Yorker

Like Histogen, RepliCel’s consumer product would be an injectable.

From The New Yorker

The San Diego company Histogen has been around since 2007, making it a veteran in this inchoate field.

From The New Yorker