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Continue to ChatAs biologists, we contemplate with admiration and awe the wondrous array of sophisticated cell interactions and recognitions evolved in the T cell immune system, which must be a model for other similarly complex biological systems of highly differentiated organisms. - Baruj Benacerraf from https://whatsmyquote.com/quote/as-biologists-we-contemplate-with-admiration-and-awe-the-wondrous-array-of-sophisticated-cell-interactions-and