testis
Example Sentences
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In the cell, it binds to other DNA, leading to testis formation, according to the National Library of Medicine.
From Los Angeles Times ● Mar. 26, 2026
Four additional genes are active only in the testis and are essential for sperm production.
From Science Daily ● Mar. 20, 2026
Most importantly, mice and men with these mutations have no other defects and even have normal testis size.
From Science Daily ● May 23, 2024
"In humans, differently from other animal species and lower mammalians, testis are located outside of the abdomen. This contributes to the maintenance of an organ temperature 2º to 4° C below core body temperature."
From Salon ● Mar. 28, 2024
Neuralgia of testis, immediately caused by local irritation.
From Neuralgia and the Diseases that Resemble it by Francis E. Anstie
If a human embryo has XY chromosomes the SRY gene leads to the formation of testes, which then produce hormones including testosterone that lead to male development - and can increase muscle mass and strength.
From BBC ● Aug. 31, 2025
In the brain, sexual differentiation starts before birth and results from a combination of sex chromosomes in brain tissue, sex hormones produced by the testes or ovaries and the environment.
From Salon ● Apr. 22, 2025
Researchers found high levels of microplastics in human and dog testes.
From Los Angeles Times ● May 23, 2024
Over the past couple of decades researchers have found that long-distance signaling goes beyond a few glands and organs—the pancreas, thyroid, testes, and ovaries—that spill out familiar hormones such as insulin and testosterone.
From Science Magazine ● May 22, 2024
Young rats exposed to methoxychlor had extraordinarily small testes.
From "Silent Spring" by Rachel Carson
