ERYTHROPOIETIN COUPLES HEMATOPOIESIS WITH BONE FORMATION.

Erythropoietin couples hematopoiesis with bone formation.

It is well established that bleeding activates the hematopoietic system to regenerate the loss of mature blood elements.We have shown that hematopoietic stem cells (HSCs) isolated from animals challenged with an acute bleed regulate osteoblast differentiation from marrow stromal cells.This suggests Security that HSCs participate in bone formation w

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The debate about death: an imperishable discussion?

In this concise review we discuss some of the complex edges of the concept of death that arose after the notorious advances in science styling wax and medicine over the last 50 years, in which the classical cardio-pulmonary criteria have led to the neurological criteria of death.New complicated questions like the definition of death and the operati

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Scaling dynamic response and destructive metabolism in an immunosurveillant anti-tumor system modulated by different external periodic interventions.

On the basis of two universal power-law scaling laws, i.e.the scaling dynamic hysteresis in physics and the allometric scaling metabolism in biosystem, we studied the dynamic response and the evolution of an immunosurveillant anti-tumor system subjected to a periodic external intervention, which is equivalent to the scheme of a radiotherapy or chem

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