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Krebs.png 00:03:00

The Krebs Cycle

by Matt Johnson
The Krebs Cycle
for 11-14 and upwards,
Lectures | 11-14 and upwards | 3 years ago | 0 views
Rating:

Matt Johnson explains the Krebs Cycle, its discovery by a University of Sheffield Nobel Prize winner and its role in endurance sports such as cycling.

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Is there life 00:03:00

Is there life in your PC?

by Norman Billingham
Is there life in your PC?
for 14-19 and upwards,
Discussions | 14-19 and upwards | 3 years ago | 674 views
Rating:

What is there in your computer which is attractive to bacteria and fungi?

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telomeres 00:35:00

Telomeres: Telling Tails

by Elizabeth Blackburn
Telomeres: Telling Tails
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 777 views
Rating:

Telomeres protect chromosome ends and help stabilize the genome. Throughout human life and in aging, telomeres often erode down, eventually causing cells to malfunction or die. The highly regulated cellular enzyme telomerase adds telomeric DNA to tel....

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the killer defence 00:29:00

The Killer Defence

by Peter Doherty
The Killer Defence
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 689 views
Rating:

Immune surveillance by virus-specific CD8+ cytotoxic T lymphocytes (CTLs), or killer T cells, has long been known to be central to the control of acute infections and some cancers, though the role of CTL memory in the rapid recall of immune protectio....

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minimising a bacterial 00:31:00

Minimizing a Bacterial Genome by Global Design and Synthesis

by Hamilton Smith
Minimizing a Bacterial Genome by Global Design and Synthesis
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 862 views
Rating:

In 2010, we chemically synthesized the 1078 Kb Mycoplasma mycoides genome and transplanted it into a recipient cell cytoplasm to create a 'synthetic cell', JCVI-syn1.0 (Science, 329, 52-56, 2010). We identified several hundred non-essential genes by ....

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Role of nitric 00:39:00

Role of Nitric Oxide and Cyclic GMP in Cell Signaling and Drug Development

by Ferid Murad
Role of Nitric Oxide and Cyclic GMP in Cell Signaling and Drug Development
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 780 views
Rating:

Nitric oxide research has grown rapidly with about 150,000 research publications describing its biological effects. It is an important messenger molecule that affects most tissues and biological processes. Many effects of nitric oxide are mediated by....

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Ion channels 00:30:00

Ion Channels: Their Discovery, their Function and their Role in Diseases

by Erwin Neher
Ion Channels: Their Discovery, their Function and their Role in Diseases
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 713 views
Rating:

The concept of bioelectricity emerged in the late 18th century, based on the experiments of Galvani and Volta. Sixty years ago, Hodgkin and Huxley showed that the nerve impulse is a result of permeability changes of the nerve membrane. This raised th....

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the origins of cellular 00:31:00

The Origins of Cellular Life

by Jack Szostak
The Origins of Cellular Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 746 views
Rating:

The complexity of modern biological life has long made it difficult to understand how life could emerge spontaneously from the chemistry of the early earth. We are attempting to synthesize simple artificial cells in order to discover plausible pathwa....

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the origin of reversible 00:30:00

The Origin of Reversible Protein Phosphorylation as a Regulatory Mechanism

by Edmond Fischer
The Origin of Reversible Protein Phosphorylation as a Regulatory Mechanism
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 934 views
Rating:

Reversible protein phosphorylation can be considered one of the most prevalent mechanism by which eukaryotic cellular events are regulated. It is directly involved in numerous pathological conditions, and bacterial and viral diseases. This process wa....

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a crime 00:27:00

A Crime against Humanity

by Richard Roberts
A Crime against Humanity
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 973 views
Rating:

When Monsanto first tried to introduce GMO seeds into Europe there was a backlash by the Green parties and their political allies, who feared that American agro-business was about to take over their food supply. Thus began a massive campaign not agai....

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Finding mutations 00:31:00

Finding Mutations that Affect Immunity

by Bruce Beutler
Finding Mutations that Affect Immunity
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 864 views
Rating:

Beginning with an exception to normal function caused by a genetic aberration, one may hope to find at least one protein with non-redundant function in a certain biological process. This approach permitted the identification of the receptor for bacte....

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Insight into the laws 00:34:00

Insight into the Laws of Nature for Biological Evolution

by Werner Arber
Insight into the Laws of Nature for Biological Evolution
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 778 views
Rating:

Both evolutionary biology and genetics have their roots 150 years ago in work with phenotypic variants of plants and animals. In contrast, microbial genetics originating as recently as the 1940s, rapidly revealed that filamentous DNA molecules are th....

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from proto-oncogenes 00:29:00

From Proto-oncogenes to Precision Oncology

by Harold Varmus
From Proto-oncogenes to Precision Oncology
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 915 views
Rating:

The diagnosis, classification, and treatment of human cancers are being transformed by scientific discoveries that were strongly influenced by the discovery of the c-src proto-oncogene, as described in the lecture by Michael Bishop. The path to this ....

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Tickling Worms 00:32:00

Tickling Worms – Surprises from Basic Research

by Martin Chalfie
Tickling Worms – Surprises from Basic Research
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 785 views
Rating:

Research, at least my research, has never been linear. I have found that my lab and I often double back on problems after years of inactivity or go off in entirely new directions as dictated by the work and people's interests This lack of direction r....

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How to Model 00:29:00

How to Model the Action of Complex Biological Systems on a Molecular Level

by Arieh Warshel
How to Model the Action of Complex Biological Systems on a Molecular Level
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 744 views
Rating:

Despite the 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 compu....

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Physical perspective 00:25:00

Physical perspective on cytoplasmic streaming

by Ray Goldstein
Physical perspective on cytoplasmic streaming
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 646 views
Rating:

Professor Ray Goldstein FRS is the Schlumberger Professor of Complex Physical Systems at the University of Cambridge. Here he describes a biological example of topological inversion, with relevance to engineering problems in human technology.

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Cuckoos 01:14:00

Cuckoos and their victims

by Nick Davies
Cuckoos and their victims
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 702 views
Rating:

The sight of a little warbler feeding an enormous cuckoo chick has astonished observers since ancient times. It was once thought that cuckoos were unable to raise their own young because of defective anatomy and behaviour, and so other birds were onl....

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Chillies 00:04:00

The Science of Chillies

by Various Presenters
The Science of Chillies
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 974 views
Rating:

These things are HOT! - and have a variety of biochemical effects.

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Can the wheat 00:05:00

Can the wheat which grows in dry areas solve the food crisis?

by Chiho Motokawa
Can the wheat which grows in dry areas solve the food crisis?
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 807 views
Rating:

Chiho describes her important work in looking for varieties of wheat which could help increase food production in arid areas.

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Gold-banded lillies 00:05:00

Growing gold-banded lilies with fungi

by Tomoha Miyazaki
Growing gold-banded lilies with fungi
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 781 views
Rating:

Tomoha describes her work in helping preserve this threatened species of plant.

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Wheat growth 00:07:00

Wheat gets over global warming.

by Nao Sato
Wheat gets over global warming.
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 671 views
Rating:

Nao describes her work in investigating the ways in which wheat can be made to cope with the higher temperatures expected from global warming.

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Soil Recovery 00:06:00

Soil Recovery by Re-use

by Akira Ise
Soil Recovery by Re-use
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 860 views
Rating:

Aki decribes her experiments in improving soils using various buffering materials.

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Hydrogen fermentation 00:07:00

Hydrogen fermentation with iron powders

by Yuto Yonebayashi
Hydrogen fermentation with iron powders
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 672 views
Rating:

How iron powder can catalyse bacterial production of hydrogen.

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Barnacles 00:06:00

Stream affect barnacles shell direction

by Shokichi Sugihara
Stream affect barnacles shell direction
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 717 views
Rating:

An interesting look at how the direction of water flow affects shell growth in barnacles.

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Genetic Engineering 00:06:00

Genetic Engineering

by Various Presenters
Genetic Engineering
for 11-14 and upwards,
Highschool presentations | 11-14 and upwards | 4 years ago | 0 views
Rating:

A discussion of the problems caused by genetic engineering.

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Bacterial cell walls, antibiotics and the origins of life 01:10:00

Bacterial cell walls, antibiotics and the origins of life

by Jeff Errington
Bacterial cell walls, antibiotics and the origins of life
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 626 views
Rating:

The cell wall is a crucial structure found in almost all bacteria. It is the target for our best antibiotics and fragments of the wall trigger powerful innate immune responses against infection. Surprisingly, many bacteria can switch almost effortl....

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CLC thumbnail2 01:30:00

Horizons lecture series 4/23/15: BP’s Gulf Oil Spill

by Tallahassee Scientific Society
Horizons lecture series 4/23/15: BP’s Gulf Oil Spill
for All ages,
Lectures | All ages | 4 years ago | 604 views
Rating:

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Autism-051 00:05:00

Helix – Episode 9 – Autism

by Patricia Martin
Helix – Episode 9 – Autism
for 11-14 and upwards,
Undergraduate presentations | 11-14 and upwards | 4 years ago | 0 views
Rating:

This episode covers the symptoms and theorized causes of the Autism Spectrum Disorders.

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Kayser-Fleischer_ring 00:05:00

Helix – Episode 8 – Wilson Disease

by Patricia Martin
Helix – Episode 8 – Wilson Disease
for 11-14 and upwards,
Undergraduate presentations | 11-14 and upwards | 4 years ago | 911 views
Rating:

This episode outlines details about Wilson disease, a rare disorder involving the amounts of copper in the body,  and the negative effects on vision and different organs.

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Green Fluorescent Protein 01:09:00

Green Fluorescent Protein: Lighting up Life

by Martin Chalfie
Green Fluorescent Protein: Lighting up Life
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 804 views
Rating:

The accidental discovery of this wonderful tool has changed the face of biology.

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A Worm's Tale 01:12:00

A Worm’s Tale: Secrets of Inheritance and Immortality

by Craig Mello
A Worm’s Tale: Secrets of Inheritance and Immortality
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 1050 views
Rating:

Intracellular synthesis is immensely fast and complex.

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The End of Disease 01:16:00

The End of Disease

by Roger Kornberg
The End of Disease
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 971 views
Rating:

The importance of transcription in cells and its effect on disease.

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The Control of Cellular Reproduction 00:57:00

Understanding the Cell cycle

by Paul Nurse
Understanding the Cell cycle
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 862 views
Rating:

How genes act to control the functioning of cells.

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Biology of Striga 00:09:00

The biology of Striga

by Various
The biology of Striga
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 860 views
Rating:

One of the major parasites is striga, a weed that sucks the juice and nutrients from cereal crops such as millet, sorghum and maize and causes great yield losses. A single striga plant can produce hundreds of thousands of seeds. The seeds are so tiny....

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Witch-weed 00:12:00

‘Witch Weed’ – breaking the spell

by Various
‘Witch Weed’ – breaking the spell
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 1255 views
Rating:

Striga (witchweed) is a parasitic weed that seriously constrains the productivity of staples such as maize, sorghum, millet and upland rice on some farms in Uganda.  Kilimo Trust supported this initiative to try and control its spread.

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Slide63 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 | 1019 views
Rating:

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Slide1 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 | 3224 views
Rating:

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Slide49 00:03:00

2014 3MT Competition Finals: A Behavioral and Molecular Examination of “Umami” Taste

by Kimberly Smith
2014 3MT Competition Finals: A Behavioral and Molecular Examination of “Umami” Taste
for 18-22 and upwards22 and upwards,
Postgraduate presentations | 18-22 and upwards22 and upwards | 4 years ago | 7684 views
Rating:

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Rhino Conservation 00:05:00

Why the Preservation of the Rhino is Destroying our Planet

by Sam Mackay
Why the Preservation of the Rhino is Destroying our Planet
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 713 views
Rating:

Is there a collision between conserving a single rare species and much wider habitat preservation.

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istock_000006455765xsmall 00:05:00

Helix – Episode 7 – Hemophilia

by Patricia Martin
Helix – Episode 7 – Hemophilia
for 11-14 and upwards,
Undergraduate presentations | 11-14 and upwards | 4 years ago | 808 views
Rating:

This episode covers the rare blood disorder, hemophilia.

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sicklecell_11316005374 00:05:00

Helix – Episode 6 – Sickle Cell Disease

by Patricia Martin
Helix – Episode 6 – Sickle Cell Disease
for 11-14 and upwards,
Undergraduate presentations | 11-14 and upwards | 4 years ago | 2861 views
Rating:

In this episode of Helix, Patricia Martin outlines the symptoms and causes of sickle cell disease (also referred to as sickle cell anemia), a hemoglobin-affecting disorder.

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download 00:05:00

Helix – Episode 5 – Down Syndrome

by Patricia Martin
Helix – Episode 5 – Down Syndrome
for 11-14 and upwards,
Undergraduate presentations | 11-14 and upwards | 4 years ago | 885 views
Rating:

In this episode of Helix, Patricia Martin covers the very common and well-known chromosomal condition, Down syndrome.

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klinefelter-s-syndrome-karyotype-pictures 00:04:00

Helix – Episode 4 – Klinefelter Syndrome

by Patricia Martin
Helix – Episode 4 – Klinefelter Syndrome
for 11-14 and upwards,
Undergraduate presentations | 11-14 and upwards | 4 years ago | 5158 views
Rating:

In this episode of Helix, Patricia Martin outlines the symptoms and complications associated with Klinefelter syndrome, which is related to Turner syndrome.

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Genetic control and the mammalian radiation 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 | 4 years ago | 584 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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Targeting the human kinome: 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 | 4 years ago | 612 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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Generating the Fuel of Life  - Lindau-Nobel - John Walker - Medicine 2014 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 | 5 years ago | 737 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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Biological Evolution - Lindau-Nobel - Werner Arber - Medicine 2014 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 | 5 years ago | 910 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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Structural Biology - Lindau-Nobel - Robert Huber - Medicine 2014 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 | 5 years ago | 825 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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