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P-selectin expression in human fetuses
| Tissue1 | 7 weeks | 13 weeks | 15 weeks | 18 weeks | 23 weeks | 40 weeks |
|---|---|---|---|---|---|---|
| Lung | − | + | + | − | − | + |
| Intestine | − | ND | + | ND | ND | + |
| Skin | − | − | + | + | ND | + |
| Lymph node | ND | ND | ND | + | ND | + |
| Heart | ND | − | ND | − | − | + |
| Brain | − | ND | − | − | ND | − |
| Kidney | ND | ND | − | − | − | − |
| Spleen | ND | + | + | + | + | + |
| Liver | + | + | + | + | + | + |
+, present; −, absent; ND, not determined (no tissue available).
Expression seen in vessels, except in spleen and liver in which P-selectin is in megakaryocytes/platelets.
