The Snake Molecule That Could Replace GLP-1s | The Jack Gugel Interview episode artwork

EPISODE · Jul 20, 2026 · 28 MIN

The Snake Molecule That Could Replace GLP-1s | The Jack Gugel Interview

from The Biotech Voyager

Jack Gugel, co-founder and CEO of Arkana Therapeutics, joins the show to explain how a molecule discovered in Burmese python metabolism could offer an alternative to GLP-1 drugs, why pythons are the perfect model organism for studying extreme metabolic swings, and why he thinks every PhD should end with a company instead of a postdoc application. Arkana spun out of a University of Colorado Boulder lab that's spent 20 years studying how Burmese pythons survive a year without eating, then consume a meal their own body weight, spiking their metabolism 40x in the process. That extreme biology led to the discovery of a novel appetite suppressant molecule that acts only on the brain, unlike GLP-1 drugs, which also slow gastric emptying and cause GI side effects in roughly half of patients. Jack walks through the science, the company's origin story, and where the platform goes next. Chapters 00:00:00 Intro and meet Jack Gugel, CEO of Arkana Therapeutics 00:01:03 How studying pythons for a PhD led to a biotech 00:02:45 The discovery: a python molecule that suppresses appetite 00:04:26 GLP-1 vs. Arkana's molecule, why the side effects differ 00:06:10 From 200 metabolites to one drug candidate 00:07:04 How they actually manufacture it (they're not farming pythons) 00:08:46 The origin story: an Oklahoma road trip and a CU Boulder lab 00:11:00 Why every PhD should end with a company 00:14:16 The eureka moment: a drug target with zero competition 00:16:06 The flip side: could this help cancer and ICU patients? 00:17:36 Arkana's next steps and funding stage 00:18:49 The other half of weight loss: burning calories like a python 00:20:27 Inside the lab: how they pull compounds from snakes 00:24:20 Other biotechs betting on extreme animal biology 00:25:47 What's being slept on in biotech right now New episodes every Tuesday and Thursday at 11:00 AM. #biotech #arkana #GLP1

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The Snake Molecule That Could Replace GLP-1s | The Jack Gugel Interview

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