24 results found for biology

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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 | 4 years ago | 711 views
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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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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 | 4 years ago | 805 views
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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 | 4 years ago | 734 views
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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 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 | 4 years ago | 972 views
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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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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 | 993 views
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These things are HOT! - and have a variety of biochemical effects.

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Remya Nair 00:47:00

Nanomaterials as growth effectors and imaging agents in rice plants and its scope in plant science

by Remya Nair
Nanomaterials as growth effectors and imaging agents in rice plants and its scope in plant science
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 1425 views
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Ramya talks about the ways in which nanomaterials can affect rice-plant growth and also be used for imaging purposes.  This talk was part of her PhD thesis defence.

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Sreejith Raveendran 00:56:00

Prospects of extremophiles and sulfated polysaccharides in bionanotechnology and biomedicine

by Sreejith Raveendran
Prospects of extremophiles and sulfated polysaccharides in bionanotechnology and biomedicine
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 1097 views
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During his PhD thesis defence lecture, Sreejith looks at some novel prospects for biomedicine.

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Mohamed Seikh Mohamed 00:58:00

Investigating the ribosome inactivating protein-curcin, as a protent therapeutic candidate in nano-drug delivery systems

by Mohamed Seikh Mohamed
Investigating the ribosome inactivating protein-curcin, as a protent therapeutic candidate in nano-drug delivery systems
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 938 views
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During the defence of his doctoral thesis, Mohamed describes his work and investigation of curcin, the ribosome-inactivating protein and the ways it may be used in the treatment of cancer.

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Anila Mathew 00:33:00

Synthesis and characterization of targeted nano-regulators as potential therapeutic agents for controlling Alzheimer’s disease

by Anila Mathew
Synthesis and characterization of targeted nano-regulators as potential therapeutic agents for controlling Alzheimer’s disease
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 862 views
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In her PhD dissertation lecture, Anila describes the use of nano-particles in the treatment of Alzheimer's Disease.

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From Bench to Bedside 00:47:00

From bench to bedside: KATP channels and neonatal diabetes

by Frances Ashcroft
From bench to bedside: KATP channels and neonatal diabetes
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 801 views
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Whether you eat a whole box of chocolates or fast for the day, the pancreatic beta-cells ensure that your blood glucose level remains relatively constant by regulating the release of insulin from the pancreatic beta-cells. Diabetes results when insul....

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RS Ellis 01:04:00

Molecular chaperones: how cells stop proteins from misbehaving

by R. John Ellis
Molecular chaperones: how cells stop proteins from misbehaving
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 1686 views
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Proteins are the action molecules of all cells, and to function properly, protein chains must fold and assemble correctly. But each chain of every protein runs the risk that it will combine with one or more identical chains to form nonfunctional aggr....

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McKay 00:05:00

Retinoblastoma

by Kyla McKay
Retinoblastoma
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 953 views
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Kyla discusses an overview of the disease, the most common method in which it is diagnosed, as well as the major chemotherapeutics used to treat it.

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