Once scientists have zeroed in on a specific segment of DNA, how do they produce enough copies of that segment for their research? In most cases, the polymerase chain reaction, or PCR, is their ...

Scientists at a technology company said Sunday they have created human embryos through cloning, drawing criticism from President Bush and lawmakers and raising new ethical questions. Advanced Cell ...

To generate the hairpin primer, select a 'sense' sequence(s) of 22 nucleotides (nt) in length from the coding sequence of the gene of interest for each clone to be constructed. Only coding ...

Researchers are using gene editing techniques to introduce beneficial traits like polled and disease resistance, as well as ...