Department of Biology

Behavior

Baboon mother and offspring cross a flood plain in the Okavango Delta, Botswana

Bacterial Microcolonies

Cell-to-cell variability of Vibrio choerae expressing green fluorescent protein from a flagellar promoter.

Escherichia coli

Escherichia coli cells with fluorescently labeled chromosomal loci.

Malaria parasites

Malaria parasites (and their kin) can be viewed as minimal eukaryotes, harboring a nucleus (yellow), a secretory pathway the Golgi (purple) and specialized ‘rhotpry’ organelle (black), and two endosymbiotic organelles, the mitochondrion (red) and apicoplast (green).

Feeding worker and queen

Social evolution: honey bee nurse workers rear larvae as either new queens or new workers

Polymorphism

Shell color polymorphism in Littorina obtusata.

Arabidopsis

Wild-type and transgenic Arabidopsis plants expressing miR156, a microRNA that promotes juvenility and increases the rate of leaf initiation

Social evolution

News

Phil Rea elected AAAS fellow

November 25, 2013

Dr. Philip A. Rea was named a Fellow of the American Association for the Advancement of Science. He was recognized for his discoveries on the membrane transport and detoxification of xenobiotics and for his accomplishments and creativity in science education. Dr. Rea is a Professor of Biology and the Rebecka and Arie Belldegrun Distinguished Director of the Roy and Diana Vagelos Program in Life Sciences and Management.
Elephant research done by Dr. Shermin de Silva (August 2010 Graduate) is featured in BBC documentary, Natural World.

August 19, 2013

The research of Dr. Shermin de Silva (August 2010 Graduate) was recently featured in a BBC documentary on the program, Natural World. Dr. de Silva is the Director of the Uda Walawe Elephant Research Project in Sri Lanka. The documentary, “Sri Lanka: Elephant Island,” shows the complex social world of the Sri Lanka elephants. Program information can be found at the BBC website - http://www.bbc.co.uk/programmes/p01dt2xd.
Dinkorma Toure Ouologuem receives prize for Best Student Presentation at 12th International Congress on Toxoplasmosis

July 26, 2013
Maria Diaz receives SAS Dean's Award for Distinguished Teaching by a Graduate Student

July 26, 2013

More News »

Events

Ms. Emily Behrman - University of Pennsylvania

March 18, 2014 - 12:00pm - 1:00pm

109 Leidy Lab
Cancelled:Rob Martienssen, Cold Spring Harbor Laboratory

March 20, 2014 - 4:00pm

Leidy Laboratories Room 109
Ms. Xiaqing Zhao - University of Pennsylvania

March 25, 2014 - 12:00pm - 1:00pm

109 Leidy Lab

More Events »

Highlights

Construction of the Neural and Behavioral Science Building

Demolition of the Kaplan Wing, Mudd Building and the Vivarium Wing of Leidy Labs has begun. Web Cams have been installed in Lynch Laboratory and Goddard Laboratory. They provide a time delayed image of the site to allow users to follow both the demolition activities and also the subsequent construction. Additional architectural renderings are also available.