Science & Medical Videos Dnatube
26205 views
Long-Term Potentiation LTP
In LTP, neurons continue to fire at an elevated rate, even though the stimulus has returned to ...
15385 views
Influenza Infection
Description of how the influenza virus infects a cell, and the role of hemagglutinin ...
10078 views
Increased Receptor Sensitivity
In LTP, it is now known that the postsynaptic neuron becomes more sensitive to neurotransmitter ...
17155 views
Human Migration Hypotheses
Most scientists agree that an early hominid species evolved in Africa and spread across the Old ...
18568 views
How a Proto-Oncogene Becomes an Oncogene
A depiction of some types of mutations that can occur to turn a proto-oncogene into an oncogene. ...
17156 views
The process by which HIV infects
Generally a slow progressive disease, the virus is always present in the body at all stages.
21239 views
HIV DNA Vaccine
What kind of vaccine are we supposed to create in order to protect ourselves form HIV infecrion. ...
9509 views
Haplotypes
A haplotype is the genetic constitution of an individual chromosome. Haplotype may refer to only ...
7399 views
Evolution and molecular and bioinforma ...
Demonstration how scientists use genetic data to build a phylogeny and determine relatedness ...
10377 views
Four-Gene DNA Vaccine
Creating a DNA vaccine for malaria will involve producing antigens from several stages of the ...
18123 views
Efflux Pump
An efflux pump is a mechanism used by bacteria to eject antibiotics before they can affect the ...
11750 views
Dilution Effect
As suburbs developed in New England, the forest habitat became more patchy, resulting in the ...
21258 views
Creation of a Transgenic Animal
Transgenic organism is one which has artificially (usually by human) inserted gen in it's ...
12793 views
BLAST the Search Engine
BLAST is algorithm which compares biological sequences. Sequence is array of data, so there are ...
33308 views
Understanding Bacterial Transformation
Any genes (including antibiotic resistance genes) can be obtained by the uptake of free-floating ...
62794 views
Genetic Material Exchange in Bacterial ...
Bacterial conjugation is the transfer of genetic material between bacteria through direct ...
9765 views
Factors Involved in Antigenic Shift
The genetic change enables a flu to jump from one animal species to another.The influenza virus ...
9509 views
Homeodomain
A 3-D model of a protein with a homeodomain. It acts as a transcription factor by binding ...
8593 views
Cyclopamine
The normal Hedgehog signaling pathway is blocked by the receptor antagonist cyclopamine. Video ...
15171 views
Hedgehog Signaling
The Hedgehog signaling pathway triggers expression of other developmentally important genes. ...
8822 views
Hedgehog Gradient
How does growing embryo knows where is head and where is tail supposed to be? The level of ...
32290 views
Spatial and Temporal Colinearity - Hox ...
Hox genes display spatial colinearity: genes at one end of the chromosome are expressed at the ...
67742 views
Specific (Adaptive) immunity: humoral ...
Specific immunity, also known as adaptive immunity or acquired immunity active or passive, ...
53314 views
Contruction of Recombinant DNA
Here is some information about recombinant dna: Recombinant DNA (rDNA) is an artificial DNA ...