In the model, this is the grape. Cell membrane close cell membraneThis surrounds the outside of animal cells and controls what can enter and exit it.: In the model, this is the balloon.

A new study reveal for the first time that the guinea pig pre-implantation embryo is very similar to the human embryo, spurring a better understanding of infertility and early human development.

Mesenchymal stem cells (MSCs) offer the potential for tendon regeneration ... p<0.01 vs 50% 7). These findings in a large animal model of naturally-occurring tendinopathy provide supportive evidence ...