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Videos uploaded by user “Ben1994”
Introduction to SNARE Proteins
 
08:47
We discuss the SNARE proteins involved in the docking of synaptic vesicles and in the release of neurotransmitter in response to a rise in intracellular calcium.
Views: 35795 Ben1994
The Intrinsic Pathway of Apoptosis Part 4
 
11:48
In this video we talk about the intrinsic pathway of activation, specifically discussing how p53 can activate intrinsic apoptosis in response to failure of DNA repair.
Views: 10393 Ben1994
Introduction to Cauchy Sequences
 
11:26
We introduce Cauchy sequences in an abstract metric space.
Views: 34113 Ben1994
Transcription Activator-Like Effector Nucleases - TALENs
 
11:01
In this video we discuss a type of synthetic nuclease, namely the TALEN, standing for transcription activator-like effector nucleases.
Views: 25843 Ben1994
Excitation-Contraction Coupling in Cardiac Muscle Cells Part 1
 
10:40
In this video we discuss the mechanisms underlying excitation-contraction coupling in cardiac muscle cells.
Views: 26922 Ben1994
Zinc Finger Nucleases
 
12:46
In this video we discuss zinc finger nucleases, which are an important tool for cutting DNA.
Views: 31933 Ben1994
Subgroups Part 3
 
20:17
In this video we discuss the concept of a subgroup.
Views: 3182 Ben1994
Limit/Accumulation Points Part 1
 
06:00
In this video the concept of limit/accumulation points is introduced.
Views: 37256 Ben1994
The Frank-Starling Law of the Heart Part 1
 
10:26
In this video we talk about the Frank-Starling law of the heart.
Views: 23265 Ben1994
Co-Immunoprecipitation Part 1
 
13:06
In this video we discuss how co-immunoprecipitation can be used to show that two proteins are assembled in a protein complex.
Views: 19424 Ben1994
Nuclear Factor of Activated T Cells and Nuclear Factor Kappa B Part 3
 
06:28
In this video we look at the mechanism of activation of the Nuclear Factor of Activated T cells (NFAT) and the Nuclear Factor Kappa B (NFkB). We also examine what sort of a calcium oscillation is most efficacious at stimulating these two nuclear factors.
Views: 6992 Ben1994
Co-Immunoprecipitation Part 2
 
05:00
In this video we discuss how co-immunoprecipitation can be used to show that two proteins are assembled in a protein complex.
Views: 10006 Ben1994
The Basement Membrane
 
09:13
We introduce the structure of the basement membrane which underlies all epithelia.
Views: 16705 Ben1994
Horizontal Gene Transfer and Antibiotic Resistance
 
13:06
In this video we discuss horizontal gene transfer in bacteria (conjugation) and its importance in spreading antibiotic resistance genes.
Views: 16166 Ben1994
Synaptic Vesicle Fusion Part 1
 
10:02
In this video we talk about the pathway leading to the fusion of synaptic vesicles with the plasma membrane.
Views: 5305 Ben1994
Dense Sets
 
05:08
The concept of a dense set is introduced.
Views: 14854 Ben1994
Proof that Open balls are Open sets
 
09:55
In this video we prove that open balls are open sets.
Views: 24722 Ben1994
The Bolzano-Weierstrass theorem Part 1
 
08:37
We state and prove the Bolzano-Weierstrass theorem.
Views: 42606 Ben1994
The CRISPR-Cas9 System Part 1
 
11:10
In this video we discuss the CRISPR-Cas9 system. We first discuss its function as an adaptive immune system against bacteriophages in streptococcus pyogenes. Then we discuss its use in genetic engineering.
Views: 66103 Ben1994
The Extrinsic Apoptosis (Fas / Fas Ligand) Pathway Part 1
 
13:13
In this video we discuss the extrinsic pathway by which apoptosis can be activated.
Views: 40158 Ben1994
The Sarco / Endoplasmic Reticulum Calcium ATPase (SERCA) Part 1
 
06:13
In this video we discuss the sarco/endoplasmic reticulum calcium ATPase and its role in building up a high concentration of calcium in the endoplasmic reticulum.
Views: 16281 Ben1994
Limit/Accumulation Points Part 2
 
08:11
In this video we prove that all closed sets contain all their limit points and that if a set contains all its limit points it is closed.
Views: 12778 Ben1994
The Intrinsic Pathway of Apoptosis Part 6
 
14:19
In this video we talk about the intrinsic pathway of activation, specifically discussing how p53 can activate intrinsic apoptosis in response to failure of DNA repair.
Views: 8667 Ben1994
Introduction to Metric Spaces
 
18:55
The axiomatic description of a metric space is given.
Views: 79809 Ben1994
PET Scans Part 1
 
11:10
In this video we discuss the medical imaging technique known as Positron Emission Tomography.
Views: 15132 Ben1994
The Sodium Calcium Exchanger
 
06:42
In this video we look at the mechanism by which the Sodium Calcium Exchanger works, to bring in three sodium ions to extrude one calcium ion.
Views: 11981 Ben1994
Short Hairpin RNA (ShRNA) Part 4
 
04:20
In this video we discuss the use of Short hairpin RNA molecules to silence gene expression.
Views: 2727 Ben1994
Definition of a Separable Metric Space
 
03:49
The definition of a separable metric space is given
Views: 4920 Ben1994
The Intrinsic Pathway of Apoptosis Part 1
 
15:34
In this video we talk about the intrinsic pathway of activation, specifically discussing how p53 can activate intrinsic apoptosis in response to failure of DNA repair.
Views: 32608 Ben1994
Introduction to Open and Closed sets
 
08:45
The concepts of open and closed sets within a metric space are introduced
Views: 97377 Ben1994
T Cell Activation Part 3
 
12:40
In this video we look at the molecular pathways underlying T cell activation.
Views: 4609 Ben1994
Introduction to p53 and The Response to DNA Damage Part 2
 
08:33
In this video we introduce the p53 protein, often referred to as the Guardian of the Genome and discuss its involvement in the response to DNA damage.
Views: 4634 Ben1994
Group Actions Part 4
 
26:43
In this video we introduce the concept of a group action. We also discuss the related concept of a permutation representation.
Views: 3568 Ben1994
Hypoxia Inducible Factor  (HIF) Part 1
 
15:48
In this video we discuss the activation of the Hypoxia inducible factor 1.
Views: 12953 Ben1994
The RAS / RAF / MEK / ERK Pathway Part 3
 
28:33
In this video we discuss the RAS/RAF/MEK/ERK pathway, which is activated by Receptor tyrosine kinases.
Views: 8283 Ben1994
The Pancreas Part 1
 
12:59
In this video we discuss the anatomy and histology of the Pancreas.
Views: 33811 Ben1994
Calcium Sensors - GCaMP
 
08:32
In this video we look at the mechanism by which the calcium sensor GCaMP works.
Views: 4824 Ben1994
Generalisation of the Triangle Inequality
 
05:39
We continue our discussion of metric spaces, by showing that the ordered field properties of the real numbers allow a generalisation of the triangle inequality.
Views: 9551 Ben1994
Introduction to Nicotinic Acetylcholine Receptors Part 1
 
11:03
In this video we discuss the subunits of the nicotinic acetylcholine receptors and look at the subunit composition of the major types of nicotinic acetylcholine receptor.
Views: 13851 Ben1994
Topoisomerase Inhibitors Part 1
 
17:29
In this video we discuss the use of topoisomerase inhibitors in anticancer chemotherapy.
Views: 14961 Ben1994
Cotranslational Targeting of Protein to the Endoplasmic Reticulum Part 1
 
14:26
In this video we discuss the mechanisms by which proteins are targeted to the ER and the mechanisms by which proteins acquire their membrane spanning topologies.
Views: 16712 Ben1994
Cystic Fibrosis - ∆F508 mutation of CFTR
 
13:50
We discuss the ∆F508 mutation of CFTR and begin to discuss how it causes Cystic Fibrosis
Views: 15178 Ben1994
Endoplasmic Reticulum Activated Degradation (ERAD) Part 1
 
10:07
In this video we discuss the Endoplasmic reticulum activated degradation pathway or ERAD pathway, which is a pathway by which misfolded protein in the endoplasmic reticulum can be targeted for degradation.
Views: 6082 Ben1994
Open Balls, Closed Balls and Spheres
 
11:11
The definitions of open balls, closed balls and spheres within a metric space are introduced.
Views: 16006 Ben1994
The Growth Factor Receptor and PI3K / AKT / mTOR Pathway Part 1
 
11:45
In this video we talk about how growth factors binding to their growth factor receptor can stimulate the PI3K / Akt / mTOR pathway and how this can lead to cell division.
Views: 17545 Ben1994
Integrins Part 1
 
13:42
In this video we discuss the structure of integrin cell adhesion molecules and give some important examples.
Views: 18142 Ben1994
T Cell Activation Part 1
 
09:33
In this video we look at the molecular pathways underlying T cell activation.
Views: 17088 Ben1994
Burkitt's Lymphoma Part 2
 
13:27
In this video we discuss the gain of function mutation in c-myc which underlies Burkitt's lymphoma.
Views: 6244 Ben1994
Protein Sequencing - Edman Degradation Part 1
 
11:14
In this video we study a method for analysing the sequence of amino acids of the primary polypeptide structure
Views: 44169 Ben1994
The Histology of the Stomach Wall Part 1
 
19:23
In this video we discuss the histological structure of the stomach wall.
Views: 13845 Ben1994