مجموعهٔ تمایزی ۲۰ (انگلیسی: Cluster of Differentiation 20) یا «آنتیژن CD20 لنفوسیت بی» یک فسفوپروتئین گلیکوزیلهشده است که بر سطح لنفوسیتهای بی از فاز pro-B تا مراحلهٔ بلوغ آنان دیده میشود.[4]
اطلاعات اجمالی MS4A1, ساختارهای موجود ...
بستن
در انسان این پروتئین توسط ژن «MS4A1» کُد میشود.[5][6]
اخیراً بین لنفوسیتهای بی (که دارای CD20 هستند) و بروز دیابت و مقاومت به انسولین، رابطهای کشف شدهاست.[7]
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