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Juan Santiago, Evan Williams, Claude Lenfant, Michael Natan, Walter Fredericks


Juan Santiago and Evan Williams have joined the scientific advisory board at Palo Alto, Calif.-based Target Discovery. Santiago holds a faculty position in the mechanical engineering department at Stanford University and is the director of Stanford’s Microfluidics Laboratory, where he studies fluid dynamics of micro-scale systems. He received his PhD in mechanical engineering from the University of Illinois.

Williams holds faculty appointments at the University of California at Berkeley in chemistry and biophysics and at Lawrence Berkeley National Laboratory in chemistry. He also serves on the editorial board of the International Journal of Mass Spectrometry. Williams holds a PhD in chemistry from Cornell University. He completed a postdoc at Stanford.


Claude Lenfant has announced that he is retiring as director of the National Heart, Lung and Blood Institute on Aug. 30. He has served in this position since July 1982, making him the longest serving director in the history of the NHLBI. He is also president of the World Hypertension League, and was previously a professor of medicine, physiology, and biophysics at the University of Washington. Lenfant led the NHLBI in establishing its Proteomics Initiative. The NHLBI funded 10 proteomics centers across the US last year.


Michael Natan has become vice president for business development at Mountain View, Calif.-based SurroMed, taking over the position from Nancy Grove. He most re-cently served as SurroMed’s chief technical officer. Natan is also the CEO of Nanoplex Technologies, a spinoff of SurroMed. He received a PhD in inorganic chemistry from MIT and a BS in chemistry from Yale University. He was a professor at Penn State University before entering the biotech industry.


Walter Fredericks has been elected to the board of directors of Newton, Mass.-based Matritech. Fredericks was previously CEO and director of Cistron Biotechnology and vice president of Becton Dickinson Laboratory.

The Scan

Pig Organ Transplants Considered

The Wall Street Journal reports that the US Food and Drug Administration may soon allow clinical trials that involve transplanting pig organs into humans.

'Poo-Bank' Proposal

Harvard Medical School researchers suggest people should bank stool samples when they are young to transplant when they later develop age-related diseases.

Spurred to Develop Again

New Scientist reports that researchers may have uncovered why about 60 percent of in vitro fertilization embryos stop developing.

Science Papers Examine Breast Milk Cell Populations, Cerebral Cortex Cellular Diversity, Micronesia Population History

In Science this week: unique cell populations found within breast milk, 100 transcriptionally distinct cell populations uncovered in the cerebral cortex, and more.