Summary: oxygen content of the blood This hypoxia is sensed by the endothelial cells of the peritubular capillaries in the kidney which stimulates cells in the renal cortex to produce erythropoietin Figure 6 Erythropoietin is secreted into the circulation and travels to the bone marrow where it stimulates erythroid progenitor cells to differentiate and proliferate into mature
Image Dimensions: 319 x 244
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