PNAS Science Sessions show

PNAS Science Sessions

Summary: Science Sessions is the podcast program of Proceedings of the National Academy of Sciences (PNAS). Listen to brief conversations with cutting-edge researchers, National Academy of Sciences members, and policy makers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of research published in PNAS, plus a broad range of science news and discoveries that affect the world around us.


 Understanding the brain's architecture | File Type: audio/mpeg | Duration: 05:08

Neuroscientist Charles F. Stevens discusses his research on finding the brain's underlying design principles.

 A systems approach to drug development | File Type: audio/mpeg | Duration: 04:34

Marc Kirschner discusses the goals of systems pharmacology.

 Building new biological objects | File Type: audio/mpeg | Duration: 05:27

Frances Arnold explains how she harnesses the power of evolution to create proteins and organisms with applications in medicine and in alternative energy.

 Virus-fighting bacteria | File Type: audio/mpeg | Duration: 04:59

Akiko Iwasaki explains how gut bacteria boost immunity to influenza virus.

 Bugging the immune system | File Type: audio/mpeg | Duration: 05:19

Sarkis Mazmanian talks about how gut bacteria interact with the immune system to influence health and disease.

 Bacterial invisible ink | File Type: audio/mpeg | Duration: 05:02

David Walt discusses his research on using fluorescent bacteria to send secret messages.

 Gatekeepers of our immune system | File Type: audio/mpeg | Duration: 05:22

2011 Nobel Prize winner Bruce Beutler talks about his discovery of the first mammalian innate immune receptors, our first line of defense against the threat of microorganisms.

 Thwarting dengue transmission | File Type: audio/mpeg | Duration: 05:14

Medical entomologist Scott O'Neill explains how an intracellular bacterium could help curb the spread of dengue virus.

 Cancer immunotherapy comes of age | File Type: audio/mpeg | Duration: 04:47

Cell biologist Ira Mellman discusses cancer immunotherapy at Genentech.

 Revolutionizing microscopy | File Type: audio/mpeg | Duration: 04:32

Changhuei Yang and Guoan Zheng talk about their inexpensive, lens-free biomedical imaging device, which could change the way we do microscopy.

 Making physics palatable | File Type: audio/mpeg | Duration: 05:29

Spanish chef Ferran Adrià and physicist David Weitz discuss the science of cooking.

 The benefits of gut bacteria | File Type: audio/mpeg | Duration: 04:50

Lora Hooper talks about the complex bacterial ecosystem in our gut and its important role in metabolism and immunity.

 Sackler Colloquium on the science of science communication | File Type: audio/mpeg | Duration: 05:35

Baruch Fischhoff and Dietram Scheufele discuss the need for a scientific approach to the communication of science.

 Making improved antibodies against HIV | File Type: audio/mpeg | Duration: 04:49

Structural biologist Pamela Björkman explains how engineering improved versions of naturally occurring antibodies against HIV might make them promising therapeutic agents.

 Interview with Cozzarelli Prize winner Roland Kanaar | File Type: audio/mpeg | Duration: 05:13

Roland Kanaar explains how elevated temperature augments cancer treatment.


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