Cell Biology

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Epigenetic Aging and DNA-Methylation May Help Predict Breast Cancer Susceptibility

A new research paper was published in Aging (listed by MEDLINE/PubMed as "Aging (Albany NY)" and "Aging-US" by Web of Science) on December 5, 2024, Volume 16, Issue 22, titled "DNA-methylation age and accelerated epigenetic aging in blood as a tumor marker for predicting breast cancer susceptibility."

22 Jan 2025

Microglia Response Varies Between Male and Female Mice

A collision happens. Someone is hurt, a head injury, a concussion. Just as the first responders arrive to help the person, inside the brain, another "crew" of responders is busy clearing debris and repairing injured tissue.

22 Jan 2025

Microgravity Unlocks Secrets to Heart Cell Survival for Earth-Based Therapies

A team of researchers led by Emory's Chunhui Xu recently found that heart muscle cells can grow -and survive in the microgravity environment of space.

22 Jan 2025

Discovery Unlocks New Understanding of Autophagy in Health and Disease

A recent study from Tata Institute of Fundamental Research, Mumbai, India has revealed new details about how our cells clean up and recycle waste.

22 Jan 2025

Ancient Viral DNA Plays a Key Role in Embryonic Development

More than half of the human genome is made up of thousands of remnants of ancient viral DNA, known as transposable elements, which are pervasive across the tree of life.

21 Jan 2025

New Insights into the Structure and Function of a Key Viral Protein

Researchers at Harvard Medical School and Boston University Chobanian & Avedisian School of Medicine have mapped a crucial part of the Nipah virus, a deadly bat-borne infection that has been responsible for human outbreaks every year since its discovery in 1999.

21 Jan 2025

Chimpanzees Display Socially Influenced Contagious Urination

A new study reported in the Cell Press journal Current Biology on January 20 is the first to describe a phenomenon researchers refer to as "contagious urinations."

21 Jan 2025

Immune System Insights Could Lead to Tailored Treatments for Childhood Cancer

Researchers at Karolinska Institutet and the Astrid Lindgren Children's Hospital in Sweden have determined how children's immune systems react to different kinds of cancer depending on their age.

21 Jan 2025

Bacterial Growth in Mucus Leads to Formation of Cable-Like Structures

Scientists at Caltech and Princeton University have discovered that bacterial cells growing in a solution of polymers, such as mucus, form long cables that buckle and twist on each other, building a kind of "living Jell-O."

20 Jan 2025

Mapping of Neuronal IL-1R1 Expression in the Mouse Brain Sheds Light on Mood and Memory

Interleukin-1 (IL-1) is a key molecule involved in inflammation and plays an important role in both healthy and diseased states.

20 Jan 2025

RNA, Not DNA, Drives Acute Sunburn and Skin Damage

Sunburn has traditionally been attributed to UV-induced DNA damage. However, a new study by the University of Copenhagen and Nanyang Technological University, Singapore, reveals that RNA, another vital cellular molecule, plays a major role in triggering acute sunburn reactions.

20 Jan 2025

Unveiling the Interplay of DNA and RNA Epigenetics

The genes contain all the instructions the human body needs to function, but their expression must be carefully regulated to guarantee that each cell performs its function as best it can.

20 Jan 2025

GET Model Unveils Gene Regulation with Unmatched Accuracy Across Cell Types

GET, a novel computational model, accurately predicts gene activity by analyzing chromatin accessibility and DNA sequences across diverse human cell types.

20 Jan 2025

Deep Sea Foraminifera Species Unveil Secrets of Life in Extreme Environments

Most life on Earth relies on the sun's energy for survival, but what about organisms in the deep sea that live beyond the reach of its rays? A new study led by Woods Hole Oceanographic Institution (WHOI), published in The ISME Journal, sheds light on how a species of foraminifera, single-celled organisms found in almost all marine habitats, thrives in a dark, oxygen-free environment.

17 Jan 2025

Researchers Develop Method to Produce Strigolactones Using Microbial Cell Factories

Sometimes just using a different tool makes the job a whole lot easier. A team of researchers co-led by the University of California San Diego has developed a method to produce a special class of plant hormones, known as strigolactones, at unprecedented levels using microbial cell factories.

17 Jan 2025

Scientists Discover Surprising Directional Flexibility in DNA-Shaping Motors

Scientists from Delft, Vienna, and Lausanne discovered that the protein machines that shape our DNA can switch direction.

17 Jan 2025

Study Unveils Surprising Cause of Brain Cell Death in Huntington's Disease

Scientists at the Broad Institute of MIT and Harvard, Harvard Medical School, and McLean Hospital have discovered a surprising mechanism by which the inherited genetic mutation known to cause Huntington's disease leads to the death of brain cells.

17 Jan 2025

Inflammasome Helps Block Malignancy in Blood Stem Cells

A group of immune proteins called the inflammasome can help prevent blood stem cells from becoming malignant by removing certain receptors from their surfaces and blocking cancer gene activity, according to a preclinical study by Weill Cornell Medicine investigators.

17 Jan 2025

Researchers Develop Strategy to Boost Pharmaceutical Production in CHO Cells

An international team of researchers led by the University of California San Diego has developed a new strategy to enhance pharmaceutical production in Chinese hamster ovary (CHO) cells, which are commonly used to manufacture protein-based drugs for treating cancer, autoimmune diseases and much more.

16 Jan 2025

Researchers Develop Method to Visualize Nanocarriers at Single-Cell Level

How can we ensure that life-saving drugs or genetic therapies reach their intended target cells without causing harmful side effects? Researchers at Helmholtz Munich, Ludwig-Maximilians-Universität (LMU) and Technical University Munich (TUM) have taken an important step to answer this question.

16 Jan 2025