prohormone

[ proh-hawr-mohn ]

noun

, Biochemistry.

1. the inactive precursor molecule from which a hormone is derived.

Word History and Origins

Origin of prohormone¹

First recorded in 1930–35; pro- ¹ + hormone

Example Sentences

Furthermore, in the rare familial neurodegenerative disease diabetes insipidus, amyloid aggregation of the prohormone provasopressin in the endoplasmic reticulum causes endoplasmic reticulum stress that results in cellular death111.

From Nature

In the documentary, pharmacist Charlie Sly was recorded — by undercover cameras — saying he had helped Zimmerman, among other athletes; had known him for “probably six years”; and helped him increase his power with Delta-2, a prohormone banned by Major League Baseball.

From Washington Post

During the 49-minute program, Mr. Sly, who does not realize he is being taped, tells British hurdler Liam Collins that he provided seven pro baseball and football players with performance-boosting drugs, in some cases Delta 2, a prohormone banned by the MLB and NFL.

From Washington Times

Sly said he met with players at the house of Neal or Peppers and that Neal and Peppers had taken the prohormone D2 or Delta 2 and Matthews had been given powerful anti-inflammatory drugs which, while not illegal, have to be administered by a doctor.

From Reuters

The programme purchased M1T, known as a prohormone, through a third party retailer recommended on Dragon Nutrition's website.

From BBC