单词	mammary gland
释义	mammary gland noun : any of the large compound modified sebaceous glands that in female mammals are modified to secrete milk, are situated ventrally in pairs, and usually terminate in a nipple Example Sentences Recent Examples on the Web Dolly, named after Tennessee’s own Dolly Parton, was a Finnish Dorset sheep cloned from a single, adult mammary gland cell. Bill Frist, Forbes, 2 Aug. 2022 The team’s method involved removing the nucleus from a Scottish Blackface sheep’s egg cell and electroshocking it with a mammary gland cell from a Finn Dorset sheep to enable the two to fuse. Rachel Nuwer, Smithsonian Magazine, 23 May 2022 In 1996, researchers at the Roslin Institute cloned a cell taken from the mammary gland of a 6-year-old Finn Dorset sheep and an egg cell taken from a Scottish blackface sheep, and the result was Dolly. Washington Post, 21 May 2021 This work is from observational studies in people and the ability of these chemicals to cause mammary gland tumors in animal studies. Linda S. Birnbaum And Margaret L. Kripke, STAT, 21 Nov. 2020 Mammals are a class of animals so named because their young are kept alive with milk produced by the mammary glands of the females. James P. Dewan, chicagotribune.com, 21 Aug. 2019 Years later, after her recovery, Ramsdell decided to leave the heart behind and to start looking for asymmetry in the mammary glands of mammals. Tim Vernimmen, Quanta Magazine, 31 Jan. 2017 But her initial studies of mice proved disappointing — their left and right mammary glands didn’t seem to differ at all. Tim Vernimmen, Quanta Magazine, 31 Jan. 2017 Unfortunately, cancer in the mammary glands (similar to breast cancer in humans) can also occur in both male and female dogs. Texas A&m University, Houston Chronicle, 20 June 2018 See More Word History First Known Use 1826, in the meaning defined above Medical Definition mammary gland noun : any of the large compound sebaceous glands that in female mammals are modified to secrete milk, are situated ventrally in pairs, and usually terminate in a nipple
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