JJ Medicine
Ras Raf MAPK Pathway and Cancer | Mutations, Cancer Pathogenesis, and Chemotherapy
Lesson on Ras Raf MEK ERK (MAPK) pathway and its involvement in cancer pathogenesis. Various mutations in EGFR, Ras and Raf proteins can lead to particular types of cancer, which can be treated with chemotherapeutic treatments that...
Brave Wilderness
How to Cure a Lionfish Sting!
In this segment of On Location, witness the painful conclusion to Coyote’s experience with the Lionfish sting! In addition to witnessing the effects of the sting itself Coyote will also show you the cure…at least he hopes… The Lionfish...
Food Farmer Earth
Crafting Chèvre at Home: A Step-by-Step Guide to Soft Goat's Milk Cheese
Two Sentence Summary: This tutorial provides a comprehensive guide to making Chèvre, a soft goat's milk cheese, starting with fresh, raw goat milk warmed to a specific temperature to cultivate the right microbial environment. The process...
Professor Dave Explains
Herpes Simplex Virus (HSV-1 and HSV-2)
We are probably familiar with herpes as a sexually transmitted disease, but we want to know as much as we can about this virus and the things it can do. What is the difference between HSV-1 and HSV-2? How does viral transmission work?...
Catalyst University
Biotechniques | Principles of SDS-PAGE (Protein Separation)
As always, the steps of an SDS-PAGE will depend on your specific lab and protocol. In this video, we will explore the general theory of separating and visualizing protein by SDS-PAGE, a technique very similar to DNA agarose gel...
Bizarre Beasts
How The Solenodon Became Venomous
The venomous mammal club is so small you’d think they’d all be closely related, but it turns out solenodons have been doing their own thing for a very long time.
Catalyst University
Pancreatic and Brush Border Enzymes of the Small Intestine
Here, we discuss the functions of the major brush border and pancreatic enzymes of the small intestine. Chapters View all Physiology of the Small intestine 0:12 The Small Intestine: The Brush Border 1:57 The Small intestine: Brush Border...
Professor Dave Explains
Signal Transduction in Immune Cells: Receptor-Ligand Interactions
Now that we know some things about immune cell structure and function, we need to start understanding how these cells interact on the molecular level, and how signals are translated into cellular response. This means looking at...
Institute of Human Anatomy
The Power and Function of Stomach Acid
In this video, the teacher discusses the function and potency of stomach acid, also known as hydrochloric acid. They use real human stomach dissections and perform experiments to demonstrate the effects of hydrochloric acid.
Catalyst University
Spliceosome Assembly and Splicing of mRNA
Spliceosome Assembly and Splicing of mRNA
Curated Video
Understanding Genetic Variants and their Impact on Proteins and Phenotypes
This video discusses genetic variants. The video explains how DNA codes for proteins and how variations in the DNA sequence can lead to alterations in the amino acids and shape of the protein produced, which can lead to changes in the...
JJ Medicine
Ran GTPase Cycle and Nuclear Transport | Importins and Exportins
Lesson on the Ran GTPase Cycle and the mechanism of Nuclear Transport involving importins and exportins. The Ran GTPase cycle is critically important for nuclear transportation of transcription factors and other proteins into and out of...
Curated Video
Understanding Protein Synthesis: From DNA to Protein Molecules
The video explains the process of protein synthesis, how information from DNA is used to build complex protein molecules from simpler amino acids, and how the order of bases controls the order in which amino acids are assembled,...
Curated Video
Creutzfeldt-Jakob Disease (CJD): An Overview of Symptoms, Causes, & Diagnosis
Creutzfeldt-Jakob Disease (CJD) is a rare and fatal neurodegenerative disorder caused by the abnormal folding of proteins, known as prions. I made an animated overview of the Symptoms, Causes, Diagnosis, Pathophysiology & management. All...
Catalyst University
Interpreting an Electrophoretogram (from Electrophoresis)
Interpreting an Electrophoretogram (from Electrophoresis)
Australian Broadcasting Corporation
Should I Switch to Plant-based Milks?
These days baristas juggle orders for soy, oat, rice, almond and macadamia milk. There’s even kale and quinoa milk! So, why are so many people switching to plant–based milks? Are they better for you than dairy? And which one’s the best?...
Curated Video
Slowing or Reversing Aging: Can We Live for 180 years?
Ageing is a complex process which results from progressive loss of the body’s ability to maintain itself. This ageing comes with diseases and a general decline in health. Over the past few decades, scientists have come to better...
Science360
3D Proteins: Getting The Big Picture
Proteins are the workhorses of cells. With support from the National Science Foundation, University of Arkansas biochemist James Hinton has been researching their structure and function for decades. Back in the 1990's, he had a vision to...
Journey to the Microcosmos
How We Got The DNA From This Extremely Rare Ciliate
To study organisms at the genetic level, we need their DNA. Which means that we need to be able to wade through all the bits and pieces lying within their tiny bodies to pick out something even tinier—something we can’t just dig out with...
FuseSchool
BIOLOGY - Genetics - What is DNA
DNA (deoxyribose nucleic acid) is extremely important. All living things have DNA, or in the case of some viruses they have RNA instead. In eukaryotes, it is found within the nucleus and is arranged into chromosomes. DNA determines the...