【单选题】In the earliest stage of embryogenesis, the hematopoietic stem cells arise from the blood islands of:
【多选题】A hematopoietic stem cell is defined as
A.
a cell with extensive self-renewal and proliferative potential
B.
a cell only to produce daughter cells with identical characteristics
C.
a cell with the capacity to differentiate into the progenitors of all the blood cell lineages
D.
a cell With the capacity to produce some hematopoietic growth factors such as SCF,GM-CSFs,et.a1.
E.
a cell with the capacity to express some specific surface antigens such as CD34
【单选题】Hematopoietic stem cell transplantation can be used to treat leukemia because stem cells have the greatest potential of _____.
【判断题】我国宪法第二条明确规定中华人民共和国一切权利属于人民,这就明确了人民的一种当家作主的地位,也明确了中国是社会主义国家。
【单选题】the hematopoietic stem cell originate from:
【单选题】Hematopoietic stem cells are
E.
Terminal differentiated