135 results found for biology

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01:01:00

Genetic control and the mammalian radiation

by Duncan Odom
Genetic control and the mammalian radiation
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1112 views
Rating:

To grow tissues in our body two key types of DNA control how, where and when to build essential proteins. Recent comparisons of mammal genomes show that instructions coding how to build proteins are similar across diverse species. In contrast the gen....

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01:13:00

Targeting the human kinome: cancer drug discovery

by Nicholas Lydon
Targeting the human kinome: cancer drug discovery
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1122 views
Rating:

This lecture discusses how the discovery of the Philadelphia chromosome provided the first example of a link between cancer and a recurrent genetic abnormality. This chromosomal translocation, which results in activation of the Abl protein kinase, re....

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00:37:00

Generating the Fuel of Life

by John Walker
Generating the Fuel of Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1372 views
Rating:

The lecture will be devoted to the topic of how the biological world supplies itself with energy to make biology work, and what medical consequences ensue when the energy supply chain in our bodies is damaged or defective. We derive our energy from ....

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00:31:00

Biological Evolution in the Context of Cosmic Evolution and of Cultural Evolution

by Werner Arber
Biological Evolution in the Context of Cosmic Evolution and of Cultural Evolution
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1589 views
Rating:

After reconsidering the very long time periods in cosmic evolution, we will focus our attention to the evolutionary development of living organisms on our planet Earth. The genetic variants (mutations), which are occasionally produced, are alteratio....

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00:33:00

Structural Biology and its Translation into Practice and Business: My Experience

by Robert Huber
Structural Biology and its Translation into Practice and Business: My Experience
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1588 views
Rating:

As a student in the early 1960s, I had the privilege to attend winter seminars organized by my mentor, W. Hoppe, and by M. Perutz, which took place in a small guesthouse in the Bavarian-Austrian Alps. The entire community of a handful of protein cry....

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00:36:00

A Personal View of the History of Nuclear Magnetic Resonance in Biology and Medicine

by Kurt Wurthrich
A Personal View of the History of Nuclear Magnetic Resonance in Biology and Medicine
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1755 views
Rating:

In 1952, Felix Bloch and Edward Purcell were awarded the Nobel Prize in Physics for the description of the phenomenon of nuclear magnetic resonance (NMR). Over the years, NMR has been used in a wide range of fundamental studies in physics, and in the....

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00:34:00

Synthetic Biology for Genetic Engineering in the 21st Century

by Hamilton Smith
Synthetic Biology for Genetic Engineering in the 21st Century
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1350 views
Rating:

Synthetic biologists seek to design, build, and test novel biological systems. We have chemically synthesized a bacterial genome (Mycoplsama mycoides, 1078Kb) and brought it to life by transplantation into the cytoplasm of a related species. We are....

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00:32:00

The Revolution of Personalized Medicine: Are We Going to Cure All Diseases and at What Price?

by Aaron Ciechanover
The Revolution of Personalized Medicine: Are We Going to Cure All Diseases and at What Price?
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1467 views
Rating:

Many important drugs such as penicillin, aspirin, or digitalis, were discovered by serendipity - some by curious researchers who accidentally noted a "strange" phenomenon, and some by isolation of active ingredients form plants known for centuries to....

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00:31:00

Multiscale Simulations of the Functions of Biological Molecules

by Arieh Warshel
Multiscale Simulations of the Functions of Biological Molecules
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 2772 views
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Despite enormous advances in structural studies of biological systems we are frequently left without a clear structure-function correlation and cannot fully describe how different systems actually work. This introduces a major challenge for computer....

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00:35:00

GFP and After

by Martin Chalfie
GFP and After
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1696 views
Rating:

Since its introduction as a biological marker, the Aequorea victoria Green Fluorescent Protein (GFP) has had a strong impact in biology, being used in an ever-increasing variety of ways. I will review a bit of the history of GFP and show how having ....

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00:31:00

Atmosphere Climate and Chemistry in the Anthropocene

by Paul Crutzen
Atmosphere Climate and Chemistry in the Anthropocene
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1346 views
Rating:

Despite their relatively small mass, 10-5% of the earth biosphere as a whole, generations of ambitious 'homo sapiens' have already played a major and increasing role in changing basic properties of the atmosphere and the earth's surface. Human activ....

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01:01:00

How embryos build organs to last a lifetime

by Brigid Hogan
How embryos build organs to last a lifetime
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1065 views
Rating:

All the organs of our body originate from small founder populations of cells which multiply into complex structures. ÊAdult stem cells are used to maintain organs throughout adult life and to repair or regenerate them after damage.Ê Focusing on the....

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