Leukocytes Rolling Adhesion
Blood vessel endothelium at site of infection expresses selectin molecule P-selectin and E-selectin.Leukocytes such as neutrophils express the ligand for selectin...
Antigenic Drift
Pathogens such as influenza virus have receptors that enable them to bind host cell surfaces, Antibodies to these viral receptors prevent...
Germinal Centers
Germinal centers is place were B cells proliferates and undergoes both isotype switching and somatic hyper mutation,B cells are formed within...
Lymphocyte Trafficking
Naive T lymphocytes leave blood stream across the specialised endotherlial wall o blood vessel called High endothelial venule(HEV). The specialized endothelium...
T Cell Granule Release
Cytotoxic T cells contains number of cytoplasmic organnels,cells like golgi apparatus and micro tubule prganising center are common to all the...
Immunological Synapse
Immunological synapse is the interface between an antigen-presenting cell and a lymphocyte. It was first discovered by Abraham Kupfer at the...
Dendritic Cell Migration
Dendritic cells (DCs) are immune cells and form part of the mammalian immune system. Their main function is to process antigen...
TCR-APC Interaction
Antigen Presenting cells express both MHC molecules,in this case MHC II molecule co stimulator molecule such as CD80.Stimulation of T cells...
T Cell Killing
Viruses are inter-cellular pathogen that infects the cells of the body. Degradation of virus protein inside the cell allows viral peptide...
Lymph Node Development
Lymph node is an organ consisting of many types of cells, and is a part of the lymphatic system. Lymph nodes...
Chemokine Signaling
Chemokine receptors associate with G-proteins to transmit cell signals following ligand binding. Activation of G proteins, by chemokine receptors, causes the...
DTH Response
Delayed type hypersensitivity (DTH) reactions are antigen-specific, cell-mediated immune responses which, depending on the antigen involved, mediate beneficial (resistance to viruses,...
Hemagglutinin
Hemogglutinin is a membrane fusion protein expressed on the surface of influenza virus. By mediating the fusion of viral and cellular...
Intracellular Listeria Infection
Listeriosis is an infection caused by the gram-positive motile bacterium Listeria monocytogenes.1,2 Listeriosis is relatively rare and occurs primarily in newborn...
Leukocyte Rolling
Leukocytes are white blood cells that help in fighting infection (at site of injury, infection or inflammation). Cytokines are released which...
Listeria Parasites
Listeria parasites move throughout the cytosol of an infected cell by recruiting host cell actin. ...
Mitotic Spindles Video
This video demonstrates the process of division in the mitotic spindles of a fly embryo ...
Endosome Fusion
Endosome is a membrane-bound compartment inside eukaryotic cells. It is a compartment of the endocytic membrane transport pathway from the plasma...
Neurite Outgrowth
A neurite refers to any projection from the cell body of a neuron. This projection can be either an axon or...
Keratocytes
The fibroblastic stromal cell of the cornea. Keratocytes produce keratan-sulfate proteoglycans (KSPG), lumican and keratocan to form and sustain proper collagen...
Red blood cell treated with Detergent
When detergent is added to red blood cell the membrane ruptures and cytosol spills out ...
Red Blood Cell Membrane
Animation is about Red blood cells membrane,it talks about different functions of red blood cell membrane . ...
Hair cells
The sound sensitive cells in our ear is called hair cells, Each has a tough spiky extensions called Stereocilia on its...
Synaptic Signaling
Neurons transmits chemical signal across synapses. The synapse converts the electrical signal of the action potential in the pre synaptic cell...
Wound Healing animation
This Animation shows how cell react to wound and how healing takes place ...
Enzyme Catalysis
Enzyme catalysis is the catalysis of chemical reactions by specialized proteins known as enzymes. Catalysis of biochemical reactions in the cell...
MHC Class I Processing
Folding assembly of MHC class 1 molecule takes place in the lumen of ER.Initially folding of Class1 alpha chain is aided...
MHC Class 1 Protein
MHC class I proteins display short peptides, or antigens, derived from normal cell proteins. Peptide-loaded MHC proteins are located on the...
HCV infection and Immune Response Video
This Animation shows how HCV infection and Replication This animation shows The cells Response To HCV These two Animation shows TCell...
Anatomy and Diseases of the Basal Ganglia
Basal ganglia (or basal nuclei) are a group of nuclei in the brain interconnected with the cerebral cortex, thalamus and brainstem....
Lipoproteins that Circulate in the Blood Collecting Fat
High-density lipoproteins (HDL), often referred to as the "Good Cholesterol", circulates in the blood stream collecting fat and cholesterol from arteries...
SDS-PAGE
SDS-PAGE, sodium dodecyl sulfate polyacrylamide gel electrophoresis, is a technique widely used in biochemistry, forensics, genetics and molecular biology to separate...
Muscle contractile protiens
Myofibrils (obsolete term: sarcostyles) are cylindrical organelles. They are found within muscle cells. They are bundles of actomyosin filaments that run...
Ion Channel Coupled Receptors
Animation describing the role of ion channel coupled receptors in neurotransmission ...
Low Back Pain Lecture
Dr. John Chardos Department of Medicine (VA) on the cause, treatment and prevention of low back pain. Most people have experienced...
Male Physiology
Spermatogenesis is the process by which male spermatogonia develop into mature spermatozoa. Spermatozoa are the mature male gametes in many sexually...
