human leukocyte antigen

noun

: any of various proteins that are encoded by genes of the major histocompatibility complex in humans and are found on the surface of many cell types (such as white blood cells)
broadly : hla sense 2

Examples of human leukocyte antigen in a Sentence

Recent Examples on the Web The relevant set of genes is known as the human leukocyte antigen, or HLA. Rong-Gong Lin Ii, Los Angeles Times, 19 July 2023 To figure out how some people manage to fend off covid symptoms, researchers turned to human leukocyte antigen (HLA) genes, which play a critical role in our body’s ability to recognize and fight pathogens. Aara'l Yarber, Anchorage Daily News, 19 July 2023 The protein in question is called human leukocyte antigen, or HLA. Kaitlin Sullivan, NBC News, 19 July 2023 Matches are based on human leukocyte antigen or HLA typing. Isabella Volmert, Dallas News, 22 June 2023 This test looks at human leukocyte antigens (HLAs), molecules that make up a person’s tissue type. Melissa Rudy, Fox News, 18 June 2023 When the kit is returned, the laboratory looks for a specific protein, human leukocyte antigens (HLA). Emilie Le Beau Lucchesi, Discover Magazine, 17 Feb. 2023 Yet in essence, two different immune cells—known as helper T (or CD4+) cells and killer T (or CD8+) cells—and molecules known as human leukocyte antigen (HLA) receptors—seem to play the most important roles. Bruce D. Walker, Scientific American, 1 July 2012 One theory is that psoriatic arthritis is connected to a family of genes called the human leukocyte antigen (HLA) complex, which helps the immune system differentiate between proteins that are from the body, and those that are made by bacteria, viruses, and other pathogens. Beth Krietsch, SELF, 27 Oct. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'human leukocyte antigen.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1978, in the meaning defined above

Time Traveler
The first known use of human leukocyte antigen was in 1978

Dictionary Entries Near human leukocyte antigen

humankind

human leukocyte antigen

humanly

Cite this Entry

“Human leukocyte antigen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/human%20leukocyte%20antigen. Accessed 24 Jul. 2024.

Medical Definition

human leukocyte antigen

noun
: any of various proteins that are encoded by genes of the major histocompatibility complex in humans and are found on the surface of many cell types (as white blood cells)
broadly : hla sense 2
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