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kisspeptin

British  
/ ˌkɪsˈpɛptɪn /

noun

  1. a protein molecule that is responsible for triggering the onset of puberty in humans

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of kisspeptin

C21: after the KiSS-1 gene that produces it

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.

See Examples For:

It also decided to move forward on two other peptides not listed in the complaint: kisspeptin and ibutamoren mesylate.

From Salon Apr. 4, 2026

The results indicate that kisspeptin neurons with dynorphin receptors are important for normal female rat reproduction, as they allow proper hormone secretion and ovulation.

From Science Daily Dec. 22, 2023

They found that the genetically modified rats with deleted Kiss1 in dynorphin receptor-expressing cells had only 3% of kisspeptin neurons in the ARC and 50% in the AVPV.

From Science Daily Dec. 22, 2023

The UK researchers say kisspeptin has potential to treat a condition that affects up to 10% of people.

From BBC Feb. 3, 2023

More exposure to light — including artificial light — keeps melatonin levels down and results in more kisspeptin, and so may promote earlier puberty.

From Nature Oct. 3, 2017

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