Proliferation is the next step to take. The epidermal cells undermines the scab as they move over the collagen network formed by proliferating fibroblasts.
The next step is after the proliferation step is the migratory phase. phagocytic cells clear debris After the formation of a scab, from the stratum basale, cells move along the edges of the wound.
<span>Cytotoxic T cells recognize specfic antigens on the MHC sites to respond to an infection whereas NK cells are innate response and don't rely on antigen.</span>