Tag: Adaptive immunity

Understanding Lymphocytes and What Your Count Means

Posted on by Jesse Santiano, M.D.

Part 7 of the Complete Blood Count Series. 🎧 ▶️ Press the play button below to listen in English. 🎧 ▶️ 请按下面的播放按钮收听英文音频。 What are Lymphocytes? Every day, your body is a battlefield. Invisible invaders—viruses, bacteria, fungi, and even rogue cells threatening to become cancer—constantly probe your defenses. Your first line of defense, the innate immune…

Paxlovid blunts adaptive immune response to SARS-CoV-2

Posted on by Jesse Santiano, M.D.

This article highlights a new study showing that Nirmatrelvil, the active ingredient in Paxlovid, prevents an adequate adaptive immune response to the SARS-CoV-2 virus. In the study, the SARS-CoV-2-infected mice failed to develop antibodies, memory T cells, and B cells specific to SARS-CoV-2 on initial and second exposure to the virus. The K18-hACE2 mice used…