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PODCAST

Petrie Dish

Why does a new study on depression have people asking their doctors about their SSRI medications? Will sequencing the human genome soon be affordable for almost everyone? On Petrie Dish, join host and veteran reporter Bonnie Petrie for deep dives into a wide range of bioscience and medicine stories.

science

All Episodes

2:10

Science & Medicine: A San Antonio researcher asks...

Petrie Dish ·

2026/03/29

When hospital patients have trouble breathing, respiratory therapists often reach for Albuterol, but a San Antonio researcher thinks it may be overused. He and his students are measuring patient response to the drug, hoping to bring more evidence-based medicine to respiratory care.

en

27:38

Whole milk is back in schools, but not everyone can...

Petrie Dish ·

2026/03/26

Whole milk is back in school lunches, but millions of American kids can’t easily digest it. Pediatric dietitian Marina Chaparro breaks down the science and offers ideas to help families make sure their kids get the nutrition they need, no matter what’s in the carton.

en

2:10

Science & Medicine: Exercise is medicine for people...

Petrie Dish ·

2026/03/22

Exercise can improve function and slow disease progression in people with Parkinson's disease, but why? A UT Health San Antonio researcher is studying patients who exercise and play virtual reality games to see if she can figure out the answer.

en

2:10

Science & Medicine: Studying San Antonio construction...

Petrie Dish ·

2026/03/15

Chronic kidney disease with no clear cause is killing young people who do physical labor in Central America at an alarming rate. A UT Health San Antonio researcher has spent a decade looking for answers, and this summer, he'll study similar workers in San Antonio to see if clues he uncovers here can save lives there.

en

2:10

Science & Medicine: APOBECs and the fight against cancer

Petrie Dish ·

2026/03/08

One of the handiest tools in our immune system is an enzyme called apolipoprotein B mRNA-editing enzyme, catalytic polypeptide — better known as APOBECs.

en

30:31

mRNA: Medical miracle and political target

Petrie Dish ·

2026/03/07

The same mRNA technology President Trump called a medical miracle is now under attack by his own administration, and the stakes go far beyond vaccines. TPR's Bonnie Petrie talks with two San Antonio scientists about the technology's history, its current uncertainty, and its future potential.

en

2:10

Science & Medicine: From Valley fever to TB, UT San...

Petrie Dish ·

2026/03/01

A new center for the study of chronic infectious diseases aims to develop treatments for illnesses like Valley fever, tuberculosis, HIV, and Long COVID that disproportionately affect South Texas communities. Led by Dr. Barbara Taylor, the center seeks to attract top researchers and serve as a hub for clinical trials and community-focused care.

en

26:04

The late-winter deficiency that could be making you...

Petrie Dish ·

2026/02/25

In March, around 90% of Americans are deficient in vitamin D, which has been linked to serious physical and mental health challenges. What is vitamin D? How do you get it? What can happen if you don't get enough? What is enough? TPR's Bonnie Petrie talks about her own March madness with a Boston University doctor who has been studying this chemical — that isn't actually a vitamin — for decades.

en

2:10

Science & Medicine: Exercise is medicine for people...

Petrie Dish ·

2026/02/22

Exercise can improve function and slow disease progression in people with Parkinson's disease, but why? A UT Health San Antonio researcher is studying patients who exercise and play virtual reality games to see if she can figure out the answer.

en

2:10

Science & Medicine: An over-the-counter supplement...

Petrie Dish ·

2026/02/15

A study of two groups of 70-year-olds found that branched-chain amino acids combined with exercise improve physical function and quality of life. Exercise alone did not.

en

2:10

Science & Medicine: The biostatisticians who drive...

Petrie Dish ·

2026/02/01

From COVID-19 research to Parkinson's disease therapies, these statistical experts turn numbers into answers, helping doctors make evidence-based decisions that improve patient care.

en

25:44

Punching Back: Evolving science is transforming how...

Petrie Dish ·

2026/01/28

Many medications ease the constellation of symptoms that define Parkinson's disease, but the only treatment that slows the progression of the neurological movement disorder can't be purchased at a pharmacy. It's high-intensity, cardiovascular exercise, like boxing, and it's changing lives.

en

2:10

Science & Medicine: Studying the chemical...

Petrie Dish ·

2026/01/25

The chemical cross-communication between the guts and other organs that occurs when a person metabolizes nutrients begins before we open our mouths, when we see or smell food. The answer to why some people develop obesity, diabetes, and other metabolic disorders, and why some people respond so well to medicines like Ozempic, might lie in those signals. UT Health San Antonio endocrinologist Dr. Marzieh Salehi is studying that communication in patients with spinal cord injury.

en

2:10

Science & Medicine: A mother's mission transforms...

Petrie Dish ·

2026/01/18

Jannine Cody, PhD, founded and leads the Chromosome 18 Clinical Research Center, which has revolutionized the understanding of and care for disorders caused by alterations in chromosome 18 in humans. However, Cody began this mission as a mom with a baby with a chromosome 18 disorder who needed care.

en

20:16

What's going on with the CDC's vaccine schedule?

Petrie Dish ·

2026/01/13

Health and Human Services Secretary Robert Kennedy Jr. has ordered a dramatic reduction in the number of vaccines recommended by the Centers for Disease Control. Does this mean you should change the number of vaccines your child receives? A practicing pediatrician in Texas is among the large number of children's health experts who say no.

en

2:10

Science & Medicine: The link between sleep apnea and...

Petrie Dish ·

2026/01/11

New research from UT Health San Antonio finds a link between obstructive sleep apnea and persistent pain, suggesting that the intermittant lack of oxygen caused by apnea decreases a person's ability to recover from painful stimuli.

en

2:10

Science & Medicine: Sleep disorders in the military...

Petrie Dish ·

2026/01/04

Research from an expert in sleep disorders at UT Health San Antonio has revealed that sleep disorders are common in the military, and the most common disorder impacts men and women in the military equally. It's COMISA, which is an acronym for comorbid insomnia and sleep apnea.

en

27:48

Dr. Peter Hotez looks back over a year of seismic...

Petrie Dish ·

2025/12/31

From announcing then backtracking on a cause for autism to slashing federal public health funding to changing childhood vaccine recommendations, the appointment of Robert F. Kennedy Jr. as the Secretary of the Department of Health and Human Services triggered an earthquake of change in U.S. public health policy. Infectious diseases doctor Peter Hotez, MD, PhD, assesses the still rattling landscape with TPR's Bonnie Petrie.

en

2:10

Science & Medicine: Beneficial effects of a keto diet...

Petrie Dish ·

2025/12/28

People who eat a strict keto diet are at risk for an accumulation of aged cells in their organs, but taking intermittent breaks from the diet can prevent these detrimental effects.

en

32:25

Surviving epilepsy in the Medicaid coverage gap

Petrie Dish ·

2025/12/25

In a Petrie Dish collaboration with Public Health Watch, we explore what happens if you have a chronic illness like epilepsy in a state that has rejected the Medicaid expansion.

en

238 results

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