Let’s start at the very beginning. When a mammalian egg is successfully fertilized by a single sperm, the result is a single cell called a zygote. A zygote has the…
Continue ReadingOur bodies are marvels of precise control, synchronization and design. Every one of our cells has the same genetic sequence, but we have many different types of cells – heart,…
Continue ReadingEarlier this year, scientists from the Belmonte lab at the Salk Institute (La Jolla, CA) reported the first successful grafting of human stem cells into pig embryos. In other words, they were…
Continue ReadingGray hair, wrinkles, balding, crow’s feet – some wear these hallmarks of aging as a proud badge of wisdom and a long adventurous life, while others spend the latter parts…
Continue ReadingYou’re at a social gathering and someone asks, “So, what do you do?” It’s meant to be a casual conversation starter, but do you ever find yourself taking a mental…
Continue Reading