With impassioned pleas like this and billions of private and state dollars pouring into research on human ES cells, it often seems therapeutic applications of ES cells must be just around the corner.
举一反三
- 转基因小鼠技术采用的细胞是( )。 A: ES cells B: EG cells C: B cells D: T cells
- Embryonic stem cells (ES cells) are pluripotent stem cells derived from the outer cell mass of a blastocyst, an early-stage pre-implantation embryo._
- There are ____octillion cells in the human body.
- Cartilage capsule is ( ) A: loose connective tissue at the surface of cartilage B: dense connective tissue at the surface of cartilage C: space around cartilage cells D: cartilage matrix around cartilage cells E: collagenous fibers around cartilage cells
- Human umbilical cord stem cells belong to ______________________.