55 results found for medicine

View Grid List
Sort A-Z By date
DNA between Physics and Biology - Lindau-Nobel - Luc Montagnier - Medicine 2010 00:28:00

DNA between Physics and Biology

by Luc Montagnier
DNA between Physics and Biology
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 632 views
Rating:

The association of DNA with water is known since the deciphering of its double helical structure by X-Ray diffraction in 1953 (Watson, Crick, Wilkins and Franklin). However the power of DNA for organizing water seems to go far beyond the direct fill....

More details | Watch now
1 Cultural Values of Scientific Knowledge - Lindau-Nobel - Werner Arber - Medicine 2013 00:32:00

Cultural Values of Scientific Knowledge

by Werner Arber
Cultural Values of Scientific Knowledge
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 1318 views
Rating:

The acquisition of scientific knowledge largely depends on the availability of appropriate research approaches and methodologies. Novel scientific knowledge represents cultural values. On the one hand, it enriches our world-view with impacts on our....

More details | Watch now
2 The Future of Life - LIndau-Nobel - Christian De Duve - Medicine 2011 00:31:00

The Future of Life

by Christian de Duve
The Future of Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 468 views
Rating:

Ever since its first appearance, more than 3.5 billion years ago, life has evolved without guiding plan, propelled by: 1) its own intrinsic properties, which, with the help of outside energy, provided the necessary driving force; 2) accidental geneti....

More details | Watch now
3 From the Structure of the Ribosome to the Design of New Antibiotics - Lindau-Nobel - Thomas Steitz - Medicine 2011 00:30:00

From the Structure of the Ribosome to the Design of New Antibiotics

by Thomas Steitz
From the Structure of the Ribosome to the Design of New Antibiotics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 693 views
Rating:

Structural studies of the ribosome exemplify the evolution of structural studies in cell biology from the early negatively stained images of macromolecular assemblies in whole cells, to a detailed atomic understanding of the mechanism of action of a ....

More details | Watch now
4 Discovery of Nitric Oxide and Cyclic GMP in Cell Signalling and their Role in Drug Development - Lindau-Nobel - Ferid Murad - Medicine 2011 00:34:00

Discovery of Nitric Oxide and Cyclic GMP in Cell Signalling and their Role in Drug Development

by Ferid Murad
Discovery of Nitric Oxide and Cyclic GMP in Cell Signalling and their Role in Drug Development
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 1171 views
Rating:

The role of nitric oxide in cellular signaling in the past three decades has become one of the most rapidly growing areas in biology. Nitric oxide is a gas and a free radical with an unshared electron that can regulate an ever-growing list of biolog....

More details | Watch now
5 The Lability of the Differentiated State - Lindau-Nobel - Martin Evans - Medicine 2011 00:29:00

The Lability of the Differentiated State

by Martin Evans
The Lability of the Differentiated State
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 460 views
Rating:

Many classical studies have shown that cell fates become progressively restricted during development and that this restriction is typically irreversible. This has led to the dogma of the Stability of the Differentiated State: cells cannot typically ....

More details | Watch now
6 Updated Notions on Darwinian Evolution - Lindau-Nobel - Werner Arber - Medicine 2011 00:35:00

Updated Notions on Darwinian Evolution

by Werner Arber
Updated Notions on Darwinian Evolution
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 475 views
Rating:

Charles Darwin had based his theory of biological evolution on the observation that phenotypic variants of a given species can sometimes over-grow their parental population, and he attributed this to selective advantage, i.e., to the impact of natura....

More details | Watch now
7 Protein Cross Talk in Cell Signaling - Lindau-Noble - Edmond Fischer - Medicine 2011 00:29:00

Protein Cross Talk in Cell Signaling

by Edmond Fischer
Protein Cross Talk in Cell Signaling
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 515 views
Rating:

The main focus of the talk will be on signaling by tyrosine phosphorylation, which has been directly implicated in the regulation of cell growth, differentiation and transformation. External signals coming in the form of mitogenic hormones and growt....

More details | Watch now
8 Signals and Signalling Mechanisms in the Central Nervous System - Lindau-Nobel - Erwin Neher - Medicine 2011 00:33:00

Signals and Signalling Mechanisms in the Central Nervous System

by Erwin Neher
Signals and Signalling Mechanisms in the Central Nervous System
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 702 views
Rating:

Our brain is a network of about 10^11 neurons, which are connected by synapses. A neuron typically receives input from about 10000 other neurons, which can be either excitatory or inhibitory. The neuron integrates these inputs and generates an 'act....

More details | Watch now
9 Infections in the Etiology of Human Cancers - Lindau-Nobel - Harald Zur Hausen - Medicine 2011 00:31:00

Infections in the Etiology of Human Cancers

by Harald Zur Hausen
Infections in the Etiology of Human Cancers
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 535 views
Rating:

During the past century a number of chemical and physical risk factors for human cancers have been identified. Only relatively recently, mainly during the past 30 years, infectious agents have been identified as important human carcinogens. Besides....

More details | Watch now
10 Climbing the Everest Beyond the Everest - Lindau-Nobel - Ada Yonath - Medicine 2011 00:41:00

Climbing the Everest Beyond the Everest

by Ada Yonath
Climbing the Everest Beyond the Everest
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 693 views
Rating:

The challenges associated with pursuing ribosomal crystallography can be described as a series of Everest climbing. At each step, when reaching the summit, a taller and more difficult one became exposed. Snapshots of this story will be described.__....

More details | Watch now
11 Telomeres and Telomerase in Human Health and Disease - Lindau-Nobel - Elizabeth Blackburn - Medicine 2011jpg 00:41:00

Telomeres and Telomerase in Human Health and Disease

by Elizabeth Blackburn
Telomeres and Telomerase in Human Health and Disease
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 1112 views
Rating:

Telomeres are the protective tips that stabilize the ends of chromosomes. The function of telomeres is to allow cells to divide while holding the genetic material intact. Telomeres contain specialized, simple repetitive DNA sequences that, together....

More details | Watch now

Items per page: