Miami skyline of skyscrapers next to ocean
How a Prominent Mexican Scientist Wound Up a Spy for Russia
Hector Cabrera Fuentes, a renowned cardiovascular researcher, collaborated with Russian intelligence agents for more than a year, prosecutors said.
ABOVE: © iStock.com, photosvit
How a Prominent Mexican Scientist Wound Up a Spy for Russia
How a Prominent Mexican Scientist Wound Up a Spy for Russia

Hector Cabrera Fuentes, a renowned cardiovascular researcher, collaborated with Russian intelligence agents for more than a year, prosecutors said.

Hector Cabrera Fuentes, a renowned cardiovascular researcher, collaborated with Russian intelligence agents for more than a year, prosecutors said.

ABOVE: © iStock.com, photosvit

heart

A white coat-wearing doctor holds the results of an EKG test in one hand and traces over them with a pen in the other hand
Doctors and Researchers Probe How COVID-19 Attacks the Heart
Dan Robitzski | Jan 12, 2022
Experts have a decent grasp on how COVID-19 impacts cardiovascular health in the near term. The implications of long COVID, however, remain mysterious.
Abstract geometric heart with plexus effect on blue background
Man Receives Transplanted Heart from Genetically Modified Pig
Shawna Williams | Jan 10, 2022
The procedure, performed last Friday, is a milestone in a long effort to boost the number of organs available for safe transplantation.
Improving Cardiac Cell Therapy Persistence
The Scientist Speaks Ep. 13 - The Long Haul: Improving Cardiac Cell Therapy Persistence
Niki Spahich, PhD | Jan 26, 2021
Researchers remuscularize the heart after cardiac infarction with stem cell-derived cardiomyocytes and ready-made microvessels.
knitted pink heart with a mended hole
CAR T Cells Mend Broken Mouse Hearts
Sophie Fessl | Jan 6, 2022
Specialized immune cells generated in vivo reduce cardiac scar tissue in mice, a new study shows.
An illustration shows circular red blood cells running into a yellow cholesterol blockage in a transverse section of an artery on a blue and purple background
Genetic Variant Discovered in Amish Protects from Heart Disease
Abby Olena | Dec 2, 2021
Researchers link a missense mutation in the B4GALT1 gene to lower levels of LDL cholesterol and the blood clotting factor fibrinogen.
adolescent getting vaccination shot
Moderna Vaccine Paused for Young People in Two European Countries
Chloe Tenn | Oct 6, 2021
Health authorities in both countries announced that people under certain age cutoffs are now ineligible for the Spikevax COVID-19 shot due to its association with heart inflammation.
Broken Heart Syndrome Linked to the Brain
Amanda Heidt | Jun 1, 2021
A chronically stressed amygdala can prime the heart to overreact to acute stress events, a new study shows.
artificial heart valve replacement cardiac implant transplant scaffold bioengineering bioprosthetic lamb pediatrics cardiology
Artificial Heart Valves Grow with Lambs
Emma Yasinski | Mar 19, 2021
Two of the implanted valves lasted a full year as the animals matured into adult sheep, demonstrating that it might be possible to treat children with valve replacements that grow along with them.
heart cardiac covid-19 coronavirus pandemic myocarditis inflammation
Autopsies Show Varied Forms of Heart Damage in COVID-19 Patients
Emma Yasinski | Sep 24, 2020
The multifarious nature of the damage means treatments for cardiac issues during infection will require tailored approaches.
COVID-19, SARS-CoV-2, coronavirus, pandemic, sports medicine, myocarditis, heart, cardiac magnetic resonance, athletes
College Athletes Experienced Heart Damage After COVID-19: Study
Amanda Heidt | Sep 14, 2020
Images of the players’ hearts showed signs of inflammation consistent with myocarditis, a rare but potentially fatal condition.
Blood Pressure Meds Point the Way to Possible COVID-19 Treatment
Ashley Yeager | Apr 2, 2020
There is little evidence that antihypertensive drugs worsen COVID-19, and scientists are instead exploring the idea that such medications—or their downstream effects—may actually alleviate symptoms.
Image of the Day: Bionic Heart
Amy Schleunes | Jan 30, 2020
A bioengineered heart made of pig and synthetic tissues beats like the real thing.
Image of the Day: Repairing Hearts
Emily Makowski | Jan 7, 2020
A growth factor treatment helps improve cardiac functioning after heart attack in pigs.
immune cells t cell natural kill cell cardiac stem cell ipsc
Gene Editing Makes Cells Evade Immune Attack In Vitro
Emma Yasinski | Dec 12, 2019
To advance the possibility of off-the-shelf cardiac cell therapies, scientists devise an engineered cardiac stem cell that avoids stimulating a detrimental immune attack.
cardiac stem cell therapy immune system macrophage
Activation of the Immune System Underlies Cardiac Cell Therapies
Ruth Williams | Nov 27, 2019
A study in mice reveals that stem cell transplants, currently in clinical trials, may not actually require the cells.
Blue Whales’ Hearts Can Beat Exceptionally Slowly
Ashley Yeager | Nov 26, 2019
Slowing to just two beats per minute, the animals’ heart rate shows how they survive plunging far below the ocean’s surface to eat.
Doctors Test if Rapid Chilling Can Save Trauma Patients’ Lives
Ashley Yeager | Nov 21, 2019
A clinical trial is underway to see if suspended animation, in which the body is cooled to 10–15 °Celsius, could slow patients’ decline and give doctors time to operate.
cardiac fibrosis car t chimeric antigen receptor immunotherapy t cells fibroblasts cardiovascular disease
CAR T Immunotherapy May Find New Use in Treating Cardiac Fibrosis
Emma Yasinski | Sep 11, 2019
Scientists show the approach can kill cells that cause hardening of heart tissue in mice.
Genes that Are Harmless on Their Own Cause Disease When Combined
Chia-Yi Hou | Sep 1, 2019
A case study of a family demonstrates that different genetic mutations from the two parents cause severe heart disease symptoms in the children.