testis
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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
"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
By employing advanced sequencing techniques, the researchers identified significant differences in DNA methylation across thousands of regions in both the brain and testis of the affected frogs.
From Science Daily ● Mar. 11, 2024
Practically any organ or tissue may be attacked, excepting, apparently, the testis and cartilage and bone.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various
There is an element of truth behind these claims - environmental pollutants and heating the testes can impact sperm quality.
From BBC ● Jul. 11, 2026
Instead, a subtle form of natural selection within the testes appears to give certain mutations a reproductive advantage, allowing them to become more common during sperm formation.
From Science Daily ● Oct. 19, 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
Young rats exposed to methoxychlor had extraordinarily small testes.
From "Silent Spring" by Rachel Carson
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