Reptilian embryos frequently develop under naturally low oxygen conditions, encountered in the buried nests of many species. Emerging research has demonstrated that hypoxic exposure during critical ...

WASHINGTON (Reuters) - Rising cardiovascular disease rates in developing nations could threaten economic development and a concerted effort by governments, business and aid groups is needed to address ...

Although cardiovascular diseases (CVDs) are well known throughout the world, their form and the burden they cause change as a country undergoes economic development. Developing countries begin with a ...

Vertebrate heart formation depends on coordinated signaling among the first heart field, the second heart field (SHF), and neural crest cells (NCC).