Before scientists discovered endogenous opioids in the 1970s, opioids were only understood in terms of the effects that opioid drugs have, such as inducing sleep, relieving pain, and causing addiction ...
Figure 1: Classical model of TCR and co-receptor activity. One possible explanation that reconciles the sensitivity of a T cell to stimulation by a single antigenic peptide–MHC complex with the ...
Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Eric's career includes extensive work ...
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