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From research on cancer vaccines to why we feel pain, scientists are tackling some of the biggest challenges in human biology. Want to find out what they’re working on? Pull up a stool for "Two Scientists Walk Into a Bar." Subscribe below to catch each episode as it goes live.
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The Deadly Dose

Harini Bhat & Megan Gesner

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A pharmacist and her longtime friend walk into a bar. What emerges is a dotty little science podcast, with a taste for toxicology. Poisons, medical mysteries, political assassinations, healing rituals, environmental disasters, pandemics & more - nothing is off the lab table here. This is the science of storytelling at its finest.
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Some Kind of Moment

Athoug, Adwa and Shahla

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A scientist, a programmer, and a designer walk into a bar… that’s it, so I think this gives you an idea of those 3 idiots who are also siblings who came together to share stories, insights, and maybe some kind of moment. For about an hour or so, we’d sit together, pick one topic and run along with it and see where it takes us, by the end of the episode you’ll experience some kind of moment, whether it’s a what the f**k moment, a wow moment or anything in between. Grab a drink, and join the p ...
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A rocket scientist, social worker, unemployed businessman, security specialist, and software manager walk into a bar. What do they talk about? This podcast is basically that conversation. Is it entertaining? Well, we can guarantee that this podcast is more fun than a hot poker in the eye! And we’ll even give you your money back if you’re not 100% completely satisfied! We’re just a small group of high school friends from Middle America. We’re separated by several thousand miles but now we’re ...
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Small molecules, antibodies, gene therapies – there are so many types of medicines scientists can consider when developing a new treatment for a disease. In this episode, Karin Briner, Senior Vice President and Head of Drug Discovery, joins co-host Maria Wilson to break down different therapeutic modalities, or types of treatments. Together, they c…
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Did you know that scientists can grow three-dimensional, miniature versions of human organs in a dish? These tiny in vitro models, known as organoids, are helping scientists to better understand human disease and to test new treatments. In this episode, co-host Danielle Mandikian sits down with Kim Homan, Senior Director and Distinguished Scientist…
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To defeat cancer, we need to understand it better. How does it grow? How do we detect it early? And most importantly, how do we treat it? In this episode, co-host Maria Wilson chats with oncology expert Louis Vermeulen, VP and Senior Fellow, Discovery Oncology, about what’s new and exciting in cancer research. Together, they explore the importance …
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What drives metabolic conditions like obesity? In this special episode, co-host and cardiovascular disease expert Maria Wilson, gRED Executive Director and Cardiovascular and Metabolism Research Head, takes the hot seat with fellow host Danielle Mandikian, gRED Senior Principal Scientist, to discuss the complex world of obesity. Tune in to hear abo…
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Antibodies are proteins produced by our immune system that neutralize or help destroy abnormal cells and foreign agents, like bacteria and viruses. However, their utility extends beyond our bodies’ defense system. Antibodies can also be engineered in the lab to be used as therapies. Today, over 170 antibodies have been approved as medicines to trea…
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Many health conditions require medicines that can be delivered to specific parts of the body. For instance, someone with asthma requires medication that targets the lungs, while someone with a neurodegenerative disease needs therapeutics that can penetrate the blood-brain barrier. But how do scientists create medicines that not only reach their int…
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Imagine the eyes as cameras, where the cornea acts as the lens and the retina as the film. As with a camera, if something goes wrong in the eye, it needs to be fixed to address the specific problem and restore function. While some visual impairments can be corrected with glasses or surgery, some conditions require medicines – like those that slow o…
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Computational approaches have revolutionized how we interpret data. With the advent of genomic sequencing, scientists can derive significant conclusions from sequence data. For example, through transcriptomics – the study of genes and their expression in different cells – researchers have made groundbreaking discoveries in fields like developmental…
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Join Danielle Mandikian and Maria Wilson as they kick off season five of Two Scientists Walk Into a Bar. Hear about their recent lab adventures and enjoy a sneak preview of exciting topics for our new season. From demystifying the impact of AI and machine learning in drug development to exploring diverse modalities for treating diseases, we've got …
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In today's episode, Harini shares the incredible story of The Freedom House Ambulance Service. Freedom House was the first emergency medical service in the United States to provide training beyond first aid and other amazing things, such as being the first emergency service to supply Narcan in overdose cases! Freedom House, staffed entirely by blac…
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In today's episode, Megan provides a step-by-step update on her compounded semaglutide journey. She and Harini also contemplate the quick but quiet death of the Ozempic craze (at least by frenzied-netizen-discourse standards). Why were we all so passionately opiniated about Ozempic for five months, and now can barely get DailyMail to cover it? And …
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"AI, so hot right now. AI." - Mugatu In today's episode, Harini and Megan discuss the perceived implications of artificial intelligence (AI) in healthcare. MegaSyn, an AI drug discovery platform originally invented to develop drugs to combat orphan (rare) diseases, made waves in 2021 when it's creators discovered that a simple change of code would …
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In today's episode, Megan talks about the slime-tastic world of snail mucin and how, in the past 10 years, it has gained a foothold in the beauty/skincare industry. Is slime mucin simply a gimmicky ingredient advertised to coerce the curious (or desperate) to shell out more money on skincare products? Or does it actually have scientifically-backed …
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We're back(!)... with a continuation of Harini's coverage of significant Golden Goose Recipients. In today's episode, Harini talks about 2019 Golden Goose awardees, Dr. Jack Levin and Dr. Frederik Bang, who pioneered the Limulus Amebocyte Lysate (LAL) Test by identifying the sterilizing potential of horseshoe crab blood. To this day, the blood of h…
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In today's episode, Harini regales us with the origin story of the Golden Goose Awards (formerly Golden Fleece Awards) - a designation given to impactful research projects that, from the outset, may not seem potentially beneficial to society, but end up being so. One such project involved an obsession with cone snails and their ability to paralyze …
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Yup, there was another latex spill and, yup, we're covering it! Happy Earth Day? In this episode, Harini and Megan chat with long-time friend and Philly resident, Arizona Milotich, about the latex spill in Philadelphia (Delware River) this past March. What happens when the sixth most populous city in the United States suddenly faces water insecurit…
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In today's episode, Harini introduces Megan to Thomas Midgley Jr., the inventor of leaded gasoline and freon, two of the most harmful industrial pollutants to captivate the world. To this day, local environments and the ozone are still on long journeys to recovery. In this episode: Ep. 48 - One Rock to Rule Them All Ep. 109 - Environmental Disaster…
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In today's episode, Harini and Megan discuss the recent pop-culture fascination in weight loss drugs. Specifically Ozempic, Wegovy, and generic semaglutide. What are these drugs, what do they do, and why have they (allegedly) taken the celebrity world by storm? Are these drugs legitimately controversial or has the online zeitgeist created artificia…
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In today's episode, Megan gives a quick mycology lesson on the most poisonous mushroom in the world: the DEATH CAP. Equipped with a toxin that inhibits DNA transcription, and whose only antidote (in extreme cases) is a liver transplant, this mushy is truly as metal as it's name. See omnystudio.com/listener for privacy information.…
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Happy International Women's Day! If you're looking to learn about a rockstar woman scientist, check out Episode 40 - The Mirror Image Disaster. In it, we talk about Dr. Frances Oldhem Kelsey, the FDA scientist who single-handedly fought to keep Thalidomide off the market and out of our medicine cabinets. In today's episode, Harini teaches Megan abo…
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We've been keeping a close eye on the Norfolk Southern train derailment in East Palestine, Ohio. It has been over three weeks since the 38-car freight train derailed and leaked toxic chemicals - most significantly, vinyl chloride and butyl acrylate - into the soil. In an effort towards containment, the EPA authorized a control burn of these chemica…
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In today's episode, Megan addresses the recent uptick in public interest in fungi and fungal infections as a result of HBO's newest series, The Last of Us. When the series aired, frenzied netizens were quick to take to online forums - Reddit, TikTok - to draw parallels between the show/video game and real life. Zombifying fungi do exist in the real…
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In Riverside, CA, 1994, a young woman by the name of Gloria Cecilia Ramirez was admitted to the emergency department of Riverside General Hospital for tachycardia and abnormal respiratory patterns. As emergency staff proceeded with defribillation, it was observed that Gloria's body was covered in an oily sheen and was emitting a garlicky-fruity sme…
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This is the epic story of Dr. Harvey Washington Wiley, an American chemist who pulled back the curtain on the unregulated, U.S. food industry of the late 1800s. With the assistance of his "Poison Squad" - a group of test subjects who willingly volunteered to eat food preserved with toxic substances such as formaldehyde and borax - and the indirect …
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We're rounding out the Four Big Pollution Disasters/Diseases of Japan with Yokkaichi asthma. Yokkaichi asthma was the name given to a breadth of respiratory ailments that the people of Yokkaichi, Japan suffered due to negligent industrial plant practices between 1960-1970. Sodium dioxide and sodium trioxide (in the form of acid mist) filled the ski…
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Harini is launching a YouTube channel! Today I Learned Science by Dr. Harini Bhat goes live on Thursday, January 26th at 12pm PST. Click the link below and subscribe for additional, riveting science content that goes beyond the world of toxicology and poison. https://youtube.com/@tilscience In this episode, we discuss Itai Itai disease - one of the…
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In this episode, Harini gives us a rundown of the history of vitamins and supplements. An unexpected byproduct of post-WWII, high-yield agricultural practices and the development of genetically modified, disease-resistant grains, supplements and supplemental vitamins quickly became a household staple to accommodate for nutrient-poor food. In less t…
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In this episode, Harini explains the importance of permafrost and how this frozen slurry of soil, rocks, and sand is the guardian of millennia-old bacteria, fungi, and viruses! Permafrost has become a greater topic of public interest as concerns around climate change and the reduction of our greater carbon footprint have intensified within the last…
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In our first episode of 2023, Harini introduces us to Dartmouth professor and chemist Karen Wetterhahn, who specialized in toxic metal exposure. In the 1990s, Dr. Wetterhahn was a tour de force in the world of toxic metal research and greatly influenced an increased interest among women to pursue science majors through Dartmouth College's Women in …
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Today we are celebrating our 100th episode! Join us as we reminisce on our favorite episodes and test each other's knowledge in a game of Deadly Dose trivia! We want to give a big, BIG "thank you" to all of the Poison Pals out there who have inspired us to keep creating and sharing these crazy, wonderful stories about science and poison. We could n…
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When we consider how a vaccine works, we typically think about vaccines that prevent infectious disease like flu or measles. But another type, known as therapeutic vaccines, may be able to treat diseases even after they’ve taken hold in the body – including cancer and viral infections. Similar to preventative vaccines, these therapeutic cancer vacc…
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In today's episode, Harini reviews the new Netflix documentary Capturing the Killer Nurse, a supplement to the streaming platform's recently released The Good Nurse. Both films depict the actions and eventual capture of serial killer Charles Cullen, and how the self-interest of healthcare employers and prioritization of hospital reputations ultimat…
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In this episode, Megan takes us on an underwater adventure to swim alongside the magnificent and often misunderstood stingray! Megan even shares her own personal experience of being stung by one of these silly water pancakes, the traumatic event that inspired this episode! So don't hit that shuffle button just yet. The only shuffling we're doing to…
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In today's episode, Harini provides a play-by-play of The Good Nurse, Netflix's recent true-crime biopic that details the harrowing story of nurse Amy Loughren who became a confidential informant for the New Jersey Police Department in their efforts to catch serial killer Charles Cullen. Cullen was a nurse who moved discreetly within the healthcare…
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In this episode, Harini sheds light on Havana Syndrome, the mysterious ailment plaguing U.S. government officials since 2016. Alleged symptoms include auditory pain, ringing in the ears, and cognitive difficulty. Is this merely an example of mass psychogenic illness or is there something more malevolent in the air? Sources: https://www.nytimes.com/…
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In 1969, a river in the midwest caught on fire for 24 minutes. Despite its minimal damage and zero death-toll, this short-lived fire had a lasting impact on the United States. Its legacy includes the Environmental Protection Agency (EPA), the Clean Water Act, and Earth Day. How did this pitiful fire become a raging beacon in the battle against envi…
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We wish this episode was about the best breakfast cocktail ever, but alas, it is not. In our final installment of our Spooktober Series, Megan talks about the origins of the most infamous urban legend that plagues slumber parties and tween girls everywhere. Who is Bloody Mary and why is the act of summoning her of particular fascination to children…
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In today's episode, Harini takes us on a magical voyage through the Potterverse to study a handful of poisons and potions that have become iconic as world-building, plot devices in the series and franchise. Did you know that a majority of these enchanting elixirs and the lore behind them actually exist in the muggle world - our muggle world? Better…
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For as long as humans have observed death, we still don't know a lot about what happens cognitively in our final days and hours. Anecdotes of dying loved ones seeing visions of deceased relatives or having moments of lucidity despite battling degenerative neurological diseases have been shared for centuries. What are deathbed visions and terminal (…
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Spooktober is officially here! In our first installment of our annual Spooktober series, we're talking all about Vampyres. To this day, we still celebrate the seductive, undying, Euro-centric interpretation of vampires in our media, literature, and costumes despite being a centuries-old trope. What is the history and science behind the mythology th…
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