55 results found for medicine

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00:44:00

The Discovery of Helicobacter

by Robin Warren
The Discovery of Helicobacter
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 614 views
Rating:

Before the 1970s, well fixed specimens of gastric mucosa were rare. Then the flexible endoscope was introduced. This enabled gastroenterologists to take numerous well-fixed small biopsies from the stomach. Gastric histology and pathology were clearly....

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00:29:00

Are We Going to Cure all Diseases and at What Price?

by Aaron Ciechanover
Are We Going to Cure all Diseases and at What Price?
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 909 views
Rating:

We are exiting the era where our approach to treatment of these and many other diseases is 'one size fits all', and enter a new era of 'personalized medicine' where we shall tailor the treatment according to the patient's molecular/mutational profile....

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00:03:00

2014 3MT Competition Finals: Resistance Training & Protein Supplementation on Body Composition in Breast Cancer Survivors

by Takudzwa Madzima
2014 3MT Competition Finals: Resistance Training & Protein Supplementation on Body Composition in Breast Cancer Survivors
for 18-22 and upwards22 and upwards,
Postgraduate presentations | 18-22 and upwards22 and upwards | 4 years ago | 964 views
Rating:

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00:03:00

2014 3MT Competition Finals: Early Disease Detection by Designing Better Sensors

by Rachel Armstrong
2014 3MT Competition Finals: Early Disease Detection by Designing Better Sensors
for 18-22 and upwards22 and upwards,
Postgraduate presentations | 18-22 and upwards22 and upwards | 4 years ago | 3124 views
Rating:

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00:03:00

2014 3MT Competition Finals: Histone Variant H3.3 is Required for DNA Repair

by Sarah Burkhart
2014 3MT Competition Finals: Histone Variant H3.3 is Required for DNA Repair
for 18-22 and upwards22 and upwards,
Postgraduate presentations | 18-22 and upwards22 and upwards | 4 years ago | 3036 views
Rating:

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00:05:00

Antibiotic Resistance

by Aditya Desai
Antibiotic Resistance
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 881 views
Rating:

Aditya and William give a cartoonists vision of this important subject.

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00:10:00

Chemistry of Love

by Oliver Harris
Chemistry of Love
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 931 views
Rating:

You've probably never thought of falling in love in this way before.

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01:00:00

Harnessing the power of mobile phones and big data for global health

by Rachel McKendry
Harnessing the power of mobile phones and big data for global health
for 14-19 and upwards,
Lectures | 14-19 and upwards | 5 years ago | 531 views
Rating:

Infectious diseases rank among the gravest threats to human health alongside global warming and terrorism. New strains continue to evolve every year and can spread rapidly. The consequences can be devastating. The 1918 Spanish flu killed an estimated....

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00:31:00

HIV, a Discovery Highlighting the Global Benefit of Translational Research

by Francoise Barre-Sinoussi
HIV, a Discovery Highlighting the Global Benefit of Translational Research
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 766 views
Rating:

The fantastic progress made in medicine led the scientific community to hope about the complete eradication of infectious diseases in the middle of the 20th century. The sudden emergence of AIDS in the early 80's cruelly reminded us that this dream ....

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00:33:00

Programmed Cell Death in Development and Disease

by Robert Horvitz
Programmed Cell Death in Development and Disease
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 905 views
Rating:

Programmed cell death (often referred to as apoptosis) is a normal feature of animal development and tissue homeostasis. The misregulation of cell death has been implicated in a diversity of human disorders, including cancer, autoimmune diseases, he....

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00:42:00

Natural Selection and the Future of Life

by Christian de DuvŽ
Natural Selection and the Future of Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 982 views
Rating:

In his lecture Professor Christian Rene de DuvŽ gives a rough overview on the history of life starting about 3.5 billion years ago with the first cells up to the appearance of the first primates 70 million years ago, and he states that all organisms....

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00:45:00

On the Genetic Basis of Morphological Evolution

by Christiane Nusslein-Volhard
On the Genetic Basis of Morphological Evolution
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 564 views
Rating:

Darwin's theory of evolution states that variation of the shape and pattern of the adults rather than the embryos are the basis for natural selection. In order to understand how morphological variation arises, it is important to identify the genes th....

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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 | 5 years ago | 1026 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....

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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 | 5 years ago | 1740 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....

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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 | 5 years ago | 665 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....

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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 | 5 years ago | 991 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 ....

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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 | 5 years ago | 1730 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....

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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 | 5 years ago | 631 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 ....

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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 | 5 years ago | 720 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....

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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 | 5 years ago | 706 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....

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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 | 5 years ago | 938 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....

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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 | 5 years ago | 751 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....

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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 | 5 years ago | 1037 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.__....

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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 | 5 years ago | 1555 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....

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00:22:00

Simulation of cell seeding and cell mechanical forces in tissue engineering

by Damien Lacroix
Simulation of cell seeding and cell mechanical forces in tissue engineering
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 3332 views
Rating:

A brief description of the factors which are involved in simulating various effects in tissue engineering research.

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00:35:00

Biofunctionalized magnetic nanoparticles for tumor therapy

by Baiju Nair
Biofunctionalized magnetic nanoparticles for tumor therapy
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 6 years ago | 1068 views
Rating:

Baiju describes the important uses of magnetic nano particles for delivering anti-cancer drugs.  This talk was part of his PhD thesis defence.

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00:39:00

Biocompatible Nanoparticles: A nanoplatform for imaging and drug delivery to cancer cells

by Aswathy Ravindran Girija
Biocompatible Nanoparticles: A nanoplatform for imaging and drug delivery to cancer cells
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 6 years ago | 1886 views
Rating:

Aswathy presents her PhD thesis defence lecture where she describes the use in drug-delivery of nanoparticles.

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00:39:00

Targeted nanodrug delivery using aptamer conjugated nanoparticles for cancer therapy

by Athulya Aravind
Targeted nanodrug delivery using aptamer conjugated nanoparticles for cancer therapy
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 6 years ago | 1138 views
Rating:

During her PhD thesis defence lecture, Athulya describes how nano particles can be used for successful drug delivery.

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00:59:00

Everest, the first ascent: the untold story of the man who made it possible

by Harriet Tuckey
Everest, the first ascent: the untold story of the man who made it possible
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 646 views
Rating:

The conquest of Everest by a British team in 1953 has always been celebrated as a triumph of heroic leadership, team work and courageous climbing, but the vital role that scientific innovation played in the success of the expedition has never been wi....

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01:02:00

Winning and losing the fight against infectious diseases

by Christopher Dye
Winning and losing the fight against infectious diseases
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 679 views
Rating:

Human infectious diseases will be eliminated and replaced by chronic ÒlifestyleÓ diseases as fertility falls, life expectancy increases, and populations grow older and wealthier. This is the standard story of the epidemiologic transition, but it is....

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00:29:00

The art of stealth: a virus in my liver

by Zania Stamataki
The art of stealth: a virus in my liver
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 597 views
Rating:

The liver is a vital organ that works like a chemical factory every day to keep you alive. But what exactly does it do and how do viruses exploit it to hide from the immune system?  With help from volunteers, Dr Zania Stamataki will demonstrate some....

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00:44:00

Medical myths and misconceptions

by Suzy Lishman
Medical myths and misconceptions
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 509 views
Rating:

Can a cold land you in hot water? ÊCan you live without your liver? ÊCan you tell medical fact from fiction? WeÕve all been told to eat our crusts, that an apple a day keeps the doctor away and that weÕll catch a cold if we go outside with wet ha....

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01:29:00

Stem cells: a cure for blindness?

by Rachael Pearson
Stem cells: a cure for blindness?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 604 views
Rating:

Retinal degeneration is a leading cause of blindness in the western world. Drug treatments currently available only serve to slow the diseaseÕs progress and are not always successful. Rachael Pearson has helped develop a novel therapeutic approach t....

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01:40:00

Alzheimer’s disease: treatments and tests on the horizon

by Simon Lovestone
Alzheimer’s disease: treatments and tests on the horizon
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 1141 views
Rating:

The lecture by Professor Simon Lovestone showed how current research in dementia holds great promise both in trying to understand the mechanisms to find new treatments and in researching biomarkers to help identify the condition at an earlier stage.....

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00:03:00

CDD Vault

by Barry Bunin
CDD Vault
for 14-19 and upwards,
Discussions | 14-19 and upwards | 6 years ago | 1457 views
Rating:

The CDD Vault provides a secure collaborative platform for scientists to selectively share chemical and biological for neglected and commercial disease drug discovery applications.

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00:11:00

Collaborative Drug Discovery 2

by Barry Bunin
Collaborative Drug Discovery 2
for 14-19 and upwards,
Interviews | 14-19 and upwards | 6 years ago | 1293 views
Rating:

Dr. Barry Bunin, founder and CEO of Collaborative Drug Discovery (CDD, Inc.), answers further questions about CDD's Vision and Scientific Entrepreneurship

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00:12:00

Collaborative Drug Discovery 1

by Barry Bunin
Collaborative Drug Discovery 1
for 14-19 and upwards,
Interviews | 14-19 and upwards | 6 years ago | 1135 views
Rating:

Dr. Barry Bunin, founder and CEO of Collaborative Drug Discovery (CDD, Inc.), answers questions about CDD's Vision and Scientific Entrepreneurship

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01:05:00

When will we understand Autism Spectrum Disorders?

by Francesca Happé
When will we understand Autism Spectrum Disorders?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 837 views
Rating:

It is agonising for a parent, troubling for a clinician, and puzzling for a researcher when a young child seems oblivious to people, is fixated on spinning objects, and shows no sign of communicating. An adult who finds their own inner states opaque,....

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01:09:00

The mechanics of memory

by Tim Bliss
The mechanics of memory
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 1001 views
Rating:

How does the brain store and recall memories? A critical neural component of memory is the synapse, a specialist junction where one nerve cell releases a transmitter chemical to influence the excitability of another. Memorable events are thought to i....

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00:05:00

Developing biocompatible materials for a stem-cell-based therapy to restore sight.

by Sheila MacNeil
Developing biocompatible materials for a stem-cell-based therapy to restore sight.
for 14-19 and upwards,
14-19 and upwards | 6 years ago | 957 views
Rating:

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00:09:00

What do brain signals look like?

by Various Presenters
What do brain signals look like?
for 14-19 and upwards,
Postgraduate presentations | 14-19 and upwards | 6 years ago | 1991 views
Rating:

The Dept of Psychology at the University of Sheffield demonstrates how volunteers are used to record brain signals and how this is used in their research.

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00:00:00

Health Information Literacy – Self Management of Long-Term Conditions

by Vicky Grant
Health Information Literacy – Self Management of Long-Term Conditions
for All ages,
Lectures | All ages | 7 years ago | 940 views
Rating:

A moving personal account of living with Irritable Bowel Syndrome IBS) and how it was possible to improve life by making use of the discoveries already available, but not widely known.  Why can't all sufferers have access to the same data?

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00:06:00

Developing biocompatible materials to restore sight.

by Sheila MacNeil
Developing biocompatible materials to restore sight.
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 3365 views
Rating:

Repairing damage to eyesight caused by chemicals

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00:08:00

Phantom Leg Syndrome

by Heidi Lohr
Phantom Leg Syndrome
for 18-22 and upwards,
Undergraduate presentations | 18-22 and upwards | 9 years ago | 1281 views
Rating:

Phantom Limb Syndrome occurs in amputees who describe being able to feel their missing limb, sometimes experiencing painful sensations in their phantom limb. Originally, painkillers or psychotherapy were used to try and combat phantom pain, but with ....

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01:15:00

Plagues and Parasites

by Nicholas White
Plagues and Parasites
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 760 views
Rating:

Contagions, or infectious diseases, which kill both fascinate and frighten us. Far from receding in importance as was expected fifty years ago in the heyday of new antibiotic discovery, infectious diseases remain a major cause of suffering and death ....

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01:07:00

Cognitive enhancing drugs: neuroethical issues

by Barbara Sahakian
Cognitive enhancing drugs: neuroethical issues
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1440 views
Rating:

Cognitive enhancing drugs are used to treat neuropsychiatric disorders such as Alzheimer's disease, schizophrenia and attention deficit hyperactivity disorder. These drugs improve the quality of life and wellbeing for patients and their families.

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01:20:00

Brain function: synesthesia and phantom limbs

by Vilayanur Ramachandran
Brain function: synesthesia and phantom limbs
for 22 and upwards,
Lectures | 22 and upwards | 9 years ago | 1411 views
Rating:

Professor Ramachandran examines problems that lie at the interface between neurology and psychiatry. He explains how phantom limbs may be used as a probe to understand brain functions and will also discuss synesthesia, a condition in which sounds and....

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00:09:00

The Development, Use and Impact of Penicillin

by Lucas Paladino
The Development, Use and Impact of Penicillin
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 10 years ago | 2077 views
Rating:

Lucas Paladino gives a brief overview of the development, use and impact of penicillin.

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