单词	genetic marker
释义	genetic marker noun : a readily recognizable genetic trait, gene, DNA segment, or gene product used for identification especially when closely linked to a trait or genetic material that is difficult to identify Example Sentences Recent Examples on the Web Many Sardinians carry a rare genetic marker called M26, which scientists believe supports longevity. The Editors, Robb Report, 14 Aug. 2022 The studies also identified a genetic marker that might put children at higher risk of this outcome. Aria Bendix, NBC News, 29 July 2022 The mosquitoes will also contain a genetic marker so that scientists can easily identify them from wild populations, per Oxitec. Margaret Osborne, Smithsonian Magazine, 30 Mar. 2022 Doctors look for a genetic marker in the blood called HLA-B27, which many ankylosing spondylitis patients will be positive for, although not always. Colleen Stinchcombe, Health.com, 21 Jan. 2022 Through November 1, nearly half of the COVID-19 cases in the four counties making up the Boston area had the genetic marker that linked the virus to the conference, implicating the event in 51,000 cases in the area. Irina Ivanova, CBS News, 12 Dec. 2020 That genetic marker started appearing in other states in early March, being especially prevalent in places where conference attendees returned home. Irina Ivanova, CBS News, 12 Dec. 2020 After researchers discovered a genetic marker for resistance to infectious pancreatic necrosis, companies quickly bred strains that can survive this deadly disease. Erik Stokstad, Science | AAAS, 19 Nov. 2020 Kolker follows DeLisi and other researchers on their decades-long search for the disease’s genetic markers, following misadventures in research funding and mazes filled with dead ends. Sam Dolnick, New York Times, 3 Apr. 2020 See More Word History First Known Use 1932, in the meaning defined above Medical Definition genetic marker noun : a readily recognizable genetic trait, gene, DNA segment, or gene product used for identification purposes especially when closely linked to a trait or to genetic material that is difficult to identify called also marker
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