Patrick Sellar

Patrick Cavanagh

Patrick Cavanagh graduated in Communications Engineering from McGill University in 1968. An interest in artificial intelligence led to a Ph.D. in cognitive psychology from Carnegie-Mellon in 1972. He taught at the Université de Montréal in Psychology until 1989, when he moved to Harvard as a Professor of Psychology. Along with Ken Nakayama, he founded the Vision Sciences Laboratory at Harvard i...

Patrick Lemaire

Patrick Lemaire grew up in Orsay, close to Paris. He graduated from the Ecole Polytechnique and did his PhD at the EMBL (Heidelberg) and ENS (Paris) with Patrick Charnay (1985–1990); he then joined, as a post-doc, the laboratory of John Gurdon in Cambridge (1991–1994), where he identified a crucial Xenopus organizer gene, Siamois. He has been heading a CNRS research group in Marseille since 199...

Rare sellar lesions.

Sellar masses are associated most commonly with pituitary adenomas. Many other neoplastic, inflammatory, infectious, and vascular lesions, however, may affect the sellar region and mimic pituitary tumors. These lesions must be considered in a differential diagnosis. This article describes the characteristics of rare sellar masses that provide clues to their differential diagnosis.

Patrick Graves

Patrick Keeling

Patrick Keeling is a Canadian evolutionary microbiologist and Professor in Botany at the University of British Columbia.