How to Use B cell in a Sentence

B cell

noun
  • B cells identify cancer cells and send the signal to T cells to go in and attack.
    — Ashley MacKin Solomon, San Diego Union-Tribune, 8 May 2026
  • Lymph nodes are where T cells and B cells encounter foreign invaders and mount a defense.
    — Allison Palmer, Sacbee.com, 29 June 2026
  • Raskin himself was diagnosed with diffuse large B cell lymphoma late last year.
    — Jenny Goldsberry, Washington Examiner, 13 Oct. 2023
  • Hollern added that drugs are being developed to activate a B cell response in the body.
    — Ashley MacKin Solomon, San Diego Union-Tribune, 8 May 2026
  • Lymph nodes are where T cells and B cells encounter foreign invaders and mount a defense response.
    — Allison Palmer, Charlotte Observer, 29 June 2026
  • These cells, the offspring of B cells, primarily reside in the bone marrow.
    — Byjon Cohen, science.org, 11 Oct. 2024
  • But like most cells in the body, B cells can malfunction or not function fully, enabling cancer cells to evade them.
    — Ashley MacKin Solomon, San Diego Union-Tribune, 8 May 2026
  • The adaptive immune system includes a type of white blood cell, called a B cell, which patrols the body looking for bad guys.
    — Dr. Sanjay Gupta and Andrea Kane, CNN, 2 Aug. 2020
  • Multiple myeloma is a blood cancer that impacts plasma B cells, a type of white blood cell found in the bone marrow.
    — William A. Haseltine, Forbes, 13 Sep. 2024
  • There are billions of B cells in the body; Immusoft uses only a portion.
    — Emily Mullin, WIRED, 15 Dec. 2023
  • Instead it gets released only where IgA-producing B cells show up in the gut.
    — Charles Schmidt, Scientific American, 17 Mar. 2026
  • A number of simpler strategies for killing B cells are now making their way from blood cancer to autoimmune disease.
    — Sarah Zhang, The Atlantic, 4 Nov. 2024
  • This may be due to its ability to increase your production of natural killer cells as well as T and B cells.
    — Sherri Gordon, Health, 4 Dec. 2025
  • Meanwhile, prototypic B cells made their own separate exit from the macrophage line.
    — Mrigakshi Dixit, Interesting Engineering, 25 May 2026
  • After coming into contact with a pathogen, B cells form memory B cells and plasma cells.
    — Suchandrima Bhowmik, Health, 8 Sep. 2024
  • This is a monoclonal antibody treatment that works by depleting the blood’s B cells.
    — Markham Heid, TIME, 27 Dec. 2023
  • Her B cells quickly began to disappear, and within weeks, her bloodwork began to look roughly normal.
    — Katherine J. Wu, The Atlantic, 9 Apr. 2026
  • At this stage, even uninfected B cells will join the fight and trigger the inflammatory response.
    — New Atlas, 21 Nov. 2025
  • Hauser’s confirmation led to a pioneering treatment using a drug to kill B cells.
    — Ethan Baron, Mercury News, 6 Apr. 2025
  • Even in healthy individuals, Epstein-Barr lies dormant in a tiny portion of B cells.
    — Aria Bendix, NBC news, 13 Nov. 2025
  • My research investigates how B cells are able to slip past the checkpoints the immune system has in place to guard against autoreactivity.
    — Aimee Pugh Bernard, Discover Magazine, 24 Nov. 2023
  • But those virus-containing B cells are far more prevalent in lupus patients, who have a 25 times higher share of them, according to the new research.
    — Aria Bendix, NBC news, 13 Nov. 2025
  • And in lupus, long considered a B cell disease, some monoclonal antibodies have flopped in trials.
    — Byjennifer Couzin-Frankel, science.org, 14 Nov. 2024
  • The treatment has proved to be particularly effective against cancers that affect a different immune cell, the B cell.
    — Kaitlin Sullivan, NBC news, 15 Mar. 2026
  • Scientists have found that billions of B cells—a type of white blood cell that produces antibodies to fight pathogens—are affected when a person is infected with the virus.
    — Humberto Basilio, Scientific American, 12 Nov. 2025
  • Here, the researchers demonstrated how this protein acts as a switch (a transcription factor), turning on genes in the B cell that had until that moment been inactive.
    — New Atlas, 21 Nov. 2025
  • Inside, lymph nodes are packed with immune cells like T cells, B cells, and dendritic cells that communicate, train, and multiply in response to threats.
    — New Atlas, 20 Sep. 2025
  • Patients also retain antibodies that their B cells made before the treatment, which provide residual protection for a few months.
    — Amber Dance, ArsTechnica, 17 May 2026
  • Still, there is more to immunity than antibodies, produced by B cells in response to infection and vaccination.
    — Byerin Prater, Fortune Well, 25 Sep. 2023
  • First-line immune defenders, like neutrophils, need to be replaced after just four to eight hours, platelets can last a week, red blood cells up to four months, and some white blood cells, like memory B cells, live for decades.
    — Megan Molteni, STAT, 22 Jan. 2024

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

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