Oncology & Cancer

Why tumor cells leave home

(Medical Xpress)—Malignant cells can escape from primary tumors and colonize new sites in other tissues. In a new study, LMU researchers show how the transcription factor AP4 promotes the development of such metastatic ...

Medical research

Last step leading to blood cell formation elucidated

A team of scientists led by Dr. Timm Schroeder of Helmholtz Zentrum Muenchen, Germany, has proved the existence of hemogenic endothelial cells. The findings answer the question -- unsolved until now -- of how blood cells ...

Haematopoiesis

Haematopoiesis (from Ancient Greek: αἷμα, "blood"; ποιεῖν "to make") (or hematopoiesis in the United States; sometimes also haemopoiesis or hemopoiesis) is the formation of blood cellular components. All cellular blood components are derived from haematopoietic stem cells. In a healthy adult person, approximately 1011–1012 new blood cells are produced daily in order to maintain steady state levels in the peripheral circulation.

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