Human Embryo has Three Parents

A team of scientists reported in the October 24th issue of Nature the successful creation of human embryos using eggs that had their nuclear DNA replaced by with the nucleus from another egg. The eggs were then fertilized in vitro to produce embryos that had genetic material from three sources: the “host” egg containing mitochondrial…

Paternity Testing and Your “Genes”

Recently, news on the DNA front has revolved around the U.S. Court of Appeals’ approval of a patent involving genes that are used to evaluate a person’s risk of developing breast cancer. It is common knowledge that we inherit genes from our parents, and you may be wondering if the genes being discussed in the…

How Does a Home Paternity Test Work?

Home paternity testing has been in the news lately—in one unique case, it has even been used as part of a scam to get people’s personal information and extort money. So if an unwanted DNA kit shows up in your mailbox, check it out carefully. How exactly does home paternity testing work, and what can…