IL-7, a hematopoietic growth factor secreted by stromal cells in the bone marrow and thymus. It is produced by keratinocytes, neurons and epithelial cells, but is not produced by normal lymphocytes
Stock Illustration - Il-7, a hematopoietic growth factor secreted by stromal cells in the bone marrow and thymus. it is produced by keratinocytes, neurons and epithelial cells, but is not produced by normal lymphocytes. Clipart gg91693556
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