Breakthrough COVID-19 infection does not significantly affect CD4+ counts among vaccinated individuals with HIV.

T cell surface markers CD4 and LAG-3 are related proteins that promote and inhibit cell activity, respectively. However, although LAG-3 has started to gain appreciation as an immune checkpoint ...

Scientists have uncovered a surprising new way the immune system fights cancer, overturning a core belief that has guided ...

How T cells respond with extraordinary sensitivity to minute amounts of agonist peptide and major histocompatibility complex (pMHC) molecules on the surface of antigen-presenting cells bearing large ...

A 45-year-old active substance user began getting medical care in your clinic in 1997. He had started taking antiretrovirals (nelfinavir + Combivir) at another facility. Initial labs showed an ...

For decades, cancer immunotherapy has focused primarily on CD8 + cytotoxic T lymphocytes as the main executors of tumor cell killing. However, growing clinical and single-cell sequencing evidence ...

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Bronchial asthma is associated with an inflammatory process that is characterized by the presence in the airways of large numbers of CD4+ T cells producing interleukin-4 and interleukin-13. However, ...

CD4+CD56+ malignancy is a rare neoplasm with a typical clinical pattern, an aggressive course and high early relapse rate despite good initial response to chemotherapy. In this review, the impact of ...