video_collector's videos (72)


12863
Jan 7, 2009
Cell-Cell Communication in Bacteria by Bonnie Bassler, June 2008 - Part 1:...

Bacteria, primitive single-celled organisms, communicate with chemical languages that allow them to synchronize their...

4355
Jan 6, 2009
Cell Organization & Cell Motility by Julie Theriot - Part 1: Cell Motility...

This lecture covers the biochemical basis of actin-based motility (focusing on the pathogen Listeria as a model...

2589
Jan 6, 2009
The Surprising World of Prion Biology--A New Mechanism of Inheritance by...

What do "mad cows", people with neurodegenerative diseases and yeast cells growing happily on a deadly antibiotic...

2893
Dec 27, 2008
Developmental Biology of a Simple Organism by Richard Losick, April 2008 -...

How do simple cells differentiate, assemble into communities, and cope with change? Losick's seminar addresses these...

2453
Dec 27, 2008
Sex and Smell: Molecular Biology of Pheromone Perception by Catherine Dulac -...

Pheromones have evolved to signal the sex and the dominance status of animals and to promote social and mating...

4984
Dec 18, 2008
Cytoskeletal Motor Proteins by Ron Vale, July 2007 - Part 1: Introduction to...

Molecular motor proteins are fascinating enzymes that power much of the movement performed by living organisms. In...

5488
Dec 12, 2008
Protein Secretion and Vesicle Traffic by Randy Schekman - Part 1: Genetic...

Protein secretion is executed by a cellular pathway involving the delivery of membrane and soluble secretory proteins...

3059
Dec 12, 2008
Growth Control in Animal Development by Martin Raff- Part 1: Cell Size...

The size of an organ or organism depends mainly on the sizes and numbers of the cells it contains. In the first...

2759
Dec 10, 2008
Membrane Rafts by Satyajit 'Jitu' Mayor, May 2007 - Part 1: Historical...

The plasma membrane demarcates the inside of the living cell from the outside, serving both as the ultimate physical...

3454
Dec 6, 2008
Conus Peptides by Baldomero "Toto" Olivera, May 2006 - Part 1: Historical...

Although snails are not the first animals that come to mind when venoms are mentioned, there are in fact a large...

3805
Dec 5, 2008
The Vertebrate Retina: Structure, Function, and Evolution by Jeremy Nathans,...

In this set of lectures, Jeremy Nathans explores the molecular mechanisms within the retina that mediate the first...

4015
Dec 5, 2008
Apoptosis by Xiaodong Wang, June 2007 - Part 1: Introduction to Apoptosis...

Apoptosis a form of programmed cell death that plays important roles during animal development, immune response,...

4870
Dec 2, 2008
Adhesion, Signaling and Cancer by Mary C. Beckerle, July 2007 - Part 1:...

Cell-substratum adhesion is mediated by integrins, a family of transmembrane, heterodimeric, extracellular matrix...

5543
Dec 2, 2008
Imatinib (Gleevec) as a Paradigm of Targeted Cancer Therapies by Brian...

Imatinib (Gleevec) has become a paradigm for targeted cancer therapies. The first part of this lecture will describe...