An open mind and collaborative spirit have taken Hans Clevers on a journey from medicine to developmental biology, gastroenterology, cancer, and stem cells.
The scientific community bid farewell to researchers who furthered the fields of molecular biology, virology, sleep science, and immunology, among others.
The gene amplification technique invented by genetics researcher Kary Mullis on a moonlit drive through the northern California hills a decade ago--the polymerase chain reaction (PCR)-- continues to revolutionize the life sciences. Uses in molecular biology research and in diagnostic tests are proliferating, and PCR is even bringing a new molecular approach to such fields as paleontology and epidemiology. The following companies are among those supplying PCR-related products for the resear