Hybrid embryos were created to grow human organs that can be transplanted. Click to read more. Human pig 'chimera embryos' have been developed nearly a decade ago as part of a long, breakthrough research aimed at developing human organs inside a pig's body for transplant.
EPA proposed a new rule as part of its efforts to phase down the use of high-GWP HFCs. HVAC manufacturers expressed concern about some of the provisions in the new rule, including training, GWP limits, compliance deadlines, and sell-through periods.