Several recent studies have shown that certain variants of the new type of corona virus can weaken immune protection from antibodies and vaccines obtained with previous infections. However, antibodies are not the only factor in protection against Covid-19, according to a new study by the National Institute of Allergy and Infectious Diseases (NIAID) in the U.S. The study showed that T cells play an important additional protective role against new variants of the corona virus.…"T cell immunity protects against new mutations of the corona virus"
Tuesday, February 16, 2021 – 16:32 | Last Updated: 16 02 2021 – 16:32 The Central Executive Board of the Turkish Ophthalmology Association (TOD) made warnings about stem cell treatments for eyes that are still in the experimental stage. TOD emphasized that the issue has come to the fore especially in retinal diseases known as ‘yellow spot disease’ or ‘chicken black’, but the methods are still in the research phase. The association management pointed out…"Warning about stem cell therapy for eyes!"