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Category: Adaptive Immunity

Why do some of us get so sick with COVID while others fare so well? Hint: It's all about the T-cell

  Do you know what a T-cell is? You should. It is the superstar of fighting COVID. We all have T-cells, which are a type of white blood cells (lymphocyte) and they are the key players in launching an effective immune response, keyword being effective. An immune response that goes haywire will harm, and even kill a person.  An effective immune system targets a pathogen, launches an attack, neutralizes the pathogen (in this case the SARS-CoV2 virus), and then... Read More
Posted by Nichole Herms at Wednesday, January 5, 2022

Severe COVID Patients Have Very Low Levels of This Immune Cell

This novel discovery may partially explain the severity of symptoms in some people.  In an early study out of Wuhan, China on patients that were hospitalized with COVID, severe cases tended to have very low levels of T-lymphocytes, which are specialized white blood cells that protect against infections.  This decrease of T-lymphocytes (also called T-cells) correlated with in-hospital death and severity of illness. Low T-cell count was also seen in patients with previousl... Read More
at Wednesday, February 24, 2021

Your Amazing Immune System: Understanding Your Body's Best Defense

Our immune systems - exquisitely designed, flexible, uber-intelligent – and totally underrated.  The immune system is so complicated and only seems to get attention when it is compromised.  So, in an effort to give credit where credit is due, here’s a nod to the system of cells, molecules, and organs that fight off the bad stuff like viruses and bacteria to which we are subjected every day – the AMAZING IMMUNE SYSTEM. Other systems have gotten our attention&n... Read More
at Wednesday, November 18, 2020