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The Heart Can Directly Influence Our Emotions

Natalia Mesa, PhD | Mar 1, 2023 | 4 min read

Researchers find that an increased heart rate can induce anxiety in mice, given the right context.

Sally Adee | Mar 1, 2023 | 4 min read

The “wound current” has intrigued scientists for more than a century. It could turn out to be the key to healing catastrophic injuries.

Artificial Organs: Innovating to Replace Donors and Dialysis

Deanna MacNeil, PhD | 4 min read

Scientists employ cutting edge tools and techniques to create artificial organs for research and disease therapeutics.

A fingerprint with three sections colored

Finally, Scientists Uncover the Genetic Basis of Fingerprints

James M. Gaines | Feb 23, 2023 | 4 min read

Much like with a zebra’s stripes or a leopard’s spots, Turing patterns explain how the distinctive patterns of human fingerprints form, a study finds.

Artist's rendering of rod-shaped bacteria

Gut Microbiomes Offer Insights into Chronic Fatigue Syndrome

Shafaq Zia | Feb 21, 2023 | 2 min read

Levels of health-promoting gut bacteria are linked with severity of fatigue symptoms, a study finds.

Science Philosophy in a Flash - Making Scientific Strides in the Produce Aisle

Iris Kulbatski, PhD | 1 min read

Andrew Pelling shares how pursuing knowledge for its own sake breaks down interdisciplinary barriers and lays the foundation for ground-breaking research.

a mouse moves away from the camera, its left leg caught in a cloth

Scientists Discover New “Superfast” Muscle Fibers in Mouse Limbs

Katherine Irving | Feb 9, 2023 | 4 min read

Fast twitch fibers like these could one day be used to treat diseases like Parkinson’s.

The face of a young woman and the face of an old man surrounded by mechanical clocks.

Daily Gene Expression Rhythms Vary with Sex and Age: Study

Alejandra Manjarrez, PhD | Feb 2, 2023 | 3 min read

By studying tissues from deceased people, a team found that women have more rhythmical gene expression and that this molecular rhythmicity decreases with age.

Technique Talk: Developing Spatial Multiomic Maps

The Scientist’s Creative Services Team | 1 min read

Rafael Kramann will discuss spatial transcriptome and epigenome changes to identify injury, repair, and remodeling in myocardial infarction.

a centrifuge from a birds-eye view, spinning quickly with a colored blur

Scientists Use Centrifuge to Discover a Hormone

Katherine Irving | Jan 23, 2023 | 3 min read

A new method for isolating extracellular fluid aims to discover molecules with therapeutic potential that were previously obscured by highly abundant proteins.

A younger-looking mouse next to an older-looking one

Epigenetic Manipulations Can Accelerate or Reverse Aging in Mice

Alejandra Manjarrez, PhD | Jan 12, 2023 | 4 min read

Repairing damaged DNA appears to drive aging by causing the loss of epigenetic information, but restoring that information reverses such effects, a study finds.

Learn How the Immune System Can Be Trained to Overcome Food Allergies

Retraining the Immune System Cavalry for Food Allergen Peacekeeping Missions

The Scientist’s Creative Services Team | 1 min read

Explore food allergy immunotherapy for reversing patient symptoms.

Artist’s rendition of the molecular structure of a ribosome (blue and purple) as it produces a polypeptide chain (red) from an mRNA template (orange and gray), with tRNA molecules (dark purple) shuttling amino acids.

Specialized Sperm Ribosomes Are Key to Male Fertility in Mice

Dan Robitzski | Dec 15, 2022 | 4 min read

A previously unknown kind of ribosome is responsible for folding sperm proteins, which decay before fertilization if prepared by other ribosomes.

A grayscale tomography image of snake tissue

Snakes Have Clitorises After All, Study Finds

Natalia Mesa, PhD | Dec 13, 2022 | 4 min read

Researchers visualize the snake clitoris in detail for the first time, finding evidence that the organ may be evolutionarily important for snake sex.

Peripheral blood mononuclear cells surrounded by red blood cells in circulating blood.

Accelerating Immune Research with Cryopreserved Peripheral Blood Mononuclear Cells

The Scientist’s Creative Services Team and MilliporeSigma | 3 min read

Commerically-available peripheral blood mononuclear cells offer a well-characterized, accessible, and consistent model for immunology and therapeutic development.

close-up photo of fruit fly on white background

Scientists ID Heart-Damaging SARS-CoV-2 Protein

Grace van Deelen | Nov 22, 2022 | 3 min read

In flies and mice, a viral protein increases the rate of energy use by heart cells. But it’s not yet clear if the finding applies to humans.

Turkey, mashed potatoes, stuffing, pumpkin pie and sides on a table

The Smell of Food Affects Metabolism in Fasting Mice

Shafaq Zia | Nov 18, 2022 | 3 min read

The odor prompted the animals’ fat cells to release lipids into circulation.

Science Philosophy in a Flash - A Scientific Figure of Speech

Iris Kulbatski, PhD | 1 min read

Beate Peter shares how her “scientific bilingualism” is the driving force behind her philosophy of science.

A mouse in front of an open sack of grain.

Mice Fed a Highly Processed Diet Are More Susceptible to the Flu

Alejandra Manjarrez, PhD | Nov 18, 2022 | 3 min read

It’s not clear why grain-fed mice are better able to recover after infection, but a study’s findings suggest food type may skew the results of animal studies.

A nine-banded armadillo walking on dry grass.

Leprosy Bacterium Rejuvenates Armadillos’ Livers

Alejandra Manjarrez, PhD | Nov 15, 2022 | 4 min read

Mycobacterium leprae appeared to reprogram the animals’ livers to a state partially resembling early development, resulting in healthy organ growth.

physiology

hCINAP Protein Key to Cellular Senescence: Study

Hormone Therapy Triggers Male Gene Patterns in Transgender Men’s Cells