Loading video...

Video Failed to Load

Go Home

NIH researchers are exploring how immature cells called stem cells develop into specialized cells like heart or lung cells. This research on how cells keep their DNA organized during that specialization process could help advance the development of lab grown organs for thousands of people waiting on a transplant....

19,895 views • 4 months ago •via X (Twitter)

0 Comments

No comments available

Comments from the original post will appear here

Related Videos

New Research Deep Dive: The "Shedding" Conversation Just Got More Serious A new in-vitro study (using human cells in a lab) on the Pfizer mRNA vaccine has revealed critical findings that can no longer be ignored. Let's break it down. The researchers confirmed two major things: 1️⃣ Spike Protein Production: The cells successfully took up the mRNA and began producing the SARS-CoV-2 spike protein, displaying it on their surface. This was expected. 2️⃣ Spike Protein "Shedding" via Exosomes: Here's the crucial part. The cells didn't just keep the spike protein to themselves. They packaged it into exosomes—tiny extracellular vesicles cells use to communicate—and excreted them into the environment. Why does this matter? This provides a potential mechanistic blueprint for how spike protein could travel systemically throughout the body after vaccination. These spike-laden exosomes can enter the bloodstream and, theoretically, deliver their cargo to distant organs and other cells. But the most alarming part? The authors note a profound lack of safety data. They explicitly state: We have no scientific studies to determine if this exosome-mediated spread of spike protein is toxic to other human cells. Even more concerning, they observed "pathological changes" and toxicity within the cells producing the spike. And these weren't weak cells—they were robust, immortalized embryonic kidney cells, chosen for their resilience. If these cells showed adverse effects, what is the impact on our more delicate primary cells? The authors themselves caution that proper toxicology studies on normal human cell lines are urgently needed... and are currently unavailable. This isn't conspiracy theory. This is cell biology. The conversation must evolve from if spike protein can travel, to what are the systemic consequences when it does. The call for rigorous, independent safety science has never been louder.

Camus

48,219 views • 7 months ago

🚨ImmunityBio’s Anktiva: A New FDA-Approved Immunotherapy for certain bladder cancer. They are also developing treatments that may reduce the need for strong chemo, for blood cancer, lung cancer, brain cancer, and more. Broader approvals may take time. Someone call the President and fast-track this. Dr. Pat Soon-Shiong leads development beyond typical biotech efforts. Most cancer medicines, like chemotherapy, work by poisoning fast-growing cells to kill the cancer. This also hurts healthy cells, causing side effects like hair loss and weakness. Anktiva is different. It is an immunotherapy that wakes up your body’s own immune cells; natural killer cells and T cells to hunt and destroy cancer cells themselves. It acts like a booster shot for your immune system, using a protein called IL-15 to make these cells multiply and remember how to fight cancer long-term. ImmunityBio is different from most companies because of 3 big unique things: 1. They wake up 3 kinds of fighter cells at the same time: • NK cells (natural killers) • CD8 T cells (main attackers) • CD4 T cells (helpers) These three work together like a basketball team. This makes the body remember the cancer for a long time (maybe years). 2. They have a special cell line called NK-92. → It’s like buying frozen pizza instead of making dough from scratch every time. Doctors can just thaw it and give it to any patient. No need to take cells from the sick kid, customize them, and make them super weak with hospital chemo (that’s what normal CAR-T does). 3. Their medicine Anktiva gives a long, steady boost to the immune cells. Older drugs (like IL-2) gave a short, crazy boost that made people very sick. Anktiva is seems safer, so far. Exciting to follow the development. Interview: Chris Cuomo (NewsNation) — “Killing Cancer”

Black Panther Capital

40,249 views • 5 months ago

Scientists just figured out how to reverse aging using AI. And this is a massive breakthrough. We can now reprogram any human cell back to age 20. Heart cells, brain cells, skin cells, all reset to their biological prime. And here’s the wildest part…the technology to do this, has already existed since 2012 (it won the Nobel Prize). But the real breakthrough wasn’t possible until this year, when they supercharged it with AI. It’s a wild story. So in 2006, scientists discovered Yamanaka factors. They’re proteins that can basically convert any normal cell into a universal stem cell. Now this was a huge deal, because these stem cells are basically like magic healers. If you have torn muscle tissue, you could inject these stem cells into the area and they will turn into the youthful muscle cells you need. So Yamanaka factors were this insane breakthrough, because they allowed any human to turn any cell you already have into these magic healers. But, there was one big problem… It turns out, the original Yamanaka factors weren’t very good at this stem cell conversion. They could do it, but they just weren’t very reliable. Enter OpenAI...and this is where things get crazy. OpenAI designed a special AI model built specifically to create new proteins. Think of it like ChatGPT but for protein engineering. So they took all the Yamanaka research and asked this new AI to go ham on improving it. And get this… Their version was 50x more effective than the original. They tested it on 50 year old cells and it successfully started repairing 30% of their cells in just 7 days. This is just science fiction…it actually happened. And it sounds crazy, but in a few years, humans will be able to take a shot that will literally reverse the age of their cells.

Whiplash347

68,643 views • 8 months ago