NASA
Houston We Have a Podcast: Twins Study
Dr. Andy Feinberg and Dr. Steve Platts discuss the history and details behind the Twins Study. The experts reveal some of the findings from the multi-year endeavor packed with 10 different investigations. HWHAP Episode 87.
Professor Dave Explains
Glucocorticoids: Mechanisms and Side Effects
Glucocorticoids constitute a major drug class in treating inflammation and autoimmune disease. These include endogenous hormones that can be administered exogenously, but also synthetic alternatives with a variety of functions. These...
Catalyst University
Brain-Derived Neurotrophic Factor (BDNF) | Signaling & Mechanism
In this video, we will discuss the signaling mechanism and overall effects of brain-derived neurotrophic factor (BDNF).
Professor Dave Explains
Virus-Cell Interactions Part 1 Productive vs. Non-Productive
Now that we know a bit about viruses, we understand that they require a host cell. So let's get some more details about how viruses interact with cells. There are a few different ways this can play out, so let's start by looking at...
NASA
NASA in Silicon Valley: Elizabeth Pane Talks About Sending Science Experiments To The International Space Station
A conversation with Elizabeth Pane, ISS Payload Manager in the Flight Systems and Implementation Branch at NASA’s Ames Research Center in Silicon Valley.
Next Animation Studio
New DNA structure found
Scientists have discovered a new type of DNA structure, according to research published in the journal Nature Chemistry. The Independent reports that the structure has been sighted previously, but this is the first time researchers have...
NASA
Houston We Have a Podcast: Water Bears in Space
Thomas Boothby, assistant professor for the Department of Molecular Biology at the University of Wyoming, teaches us about tardigrades, more commonly known as water bears, that are headed up to the International Space Station for a...
The Wall Street Journal
The Rise Of The Microbiome
Viome founder and Chief Executive Naveen Jain speaks with WSJ Business Editor Jamie Heller about how fully mapping the microbiome may be a moonshot for medicine and how we combat illness.
NASA
Houston We Have a Podcast: Muscles on Chips in Space
Dr. Siobhan Malany, president of Micro-gRx and associate professor at the University of Florida College of Pharmacy, brings her expertise to discuss tissue chips containing human muscle cells that recently made their way to the...
Catalyst University
Peptidyl Transferase/Ribosome Physiology, Biochemistry, and Mechanism
Peptidyl Transferase/Ribosome Physiology, Biochemistry, and Mechanism
Professor Dave Explains
Gene Expression Analysis and DNA Microarray Assays
If we want to understand a biological organism, we turn to the expression of its genome. Which genes are being expressed, and in which cells, and when? How does this differ between a normal cell and a cancer cell? We have incredibly...
Professor Dave Explains
Hormones and Sexual Behavior
We've already learned about hormones in the context of the endocrine system, but now let's get a closer look at how these influence the development of sexual characteristics as well as sexual behavior. How and when does this happen? How...
Nature League
Exploring Evolution and Speciation - Lesson Plan
In this Nature League Lesson Plan, Brit explains the mechanisms and nuances of evolution and speciation.
Professor Dave Explains
The Origin of Multicellular Life: Cell Specialization and Animal Development
Alright, so we've learned a lot about the origin of life. We learned about how the first organic molecules can have formed spontaneously, and how they might have assembled into the first protocell. From there, endosymbiotic theory tells...
Ancient Lights Media
Genetic Engineering: Making Transgenic Plants
This clip looks at some of the beneficial and harmful aspects of transgenic plants.
Catalyst University
Proteins and Enzymes for Anatomy and Physiology
Proteins and Enzymes for Anatomy and Physiology
ShortCutsTv
The Birth of Epigenetics: the Agouti Mouse Study
Could you really be what your mother ate? A groundbreaking experiment by Jirtle & Waterland provided the first scientific evidence of the influence of maternal diet on offspring health. It was not only the first demonstrated of foetal...
Catalyst University
RNAi: Gene Regulation via miRNAs & siRNAs
RNAi: Gene Regulation via miRNAs & siRNAs
Ancient Lights Media
The Control of Gene Expression
Genetic Expression Set: 2. This clip explains the various points in the process of transcription and translation where gene expression is regulated or gene products are modified.
Ancient Lights Media
Genetic Engineering: Positives & Negatives of Transgenic Plants
This clip looks at some of the beneficial and harmful aspects of transgenic plants.
Professor Dave Explains
Regulation of Gene Expression: Operons, Epigenetics, and Transcription Factors
We learned about gene expression in biochemistry, which is comprised of transcription and translation, and referred to as the "central dogma" of molecular biology. But how is this process regulated? How does a cell know which genes to...
Professor Dave Explains
Transcription and Translation: From DNA to Protein
Ok, so everyone knows that DNA is the genetic code, but what does that mean? How can some little molecule be a code that makes a single cell develop into a giraffe, or a monkey, or Tony Danza? Within this clip lie the answers, child!