Cell Biology

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Unraveling the Mysteries of Neuronal Communication Circuits

The basic building blocks of the central nervous system are neurons, or nerve cells, which play a crucial role in signal transduction pathways.

3 Apr 2024

Acidic Fortress of Tumors Could Rebuff Immune Cells

Cancer cells release a significantly more concentrated level of acid than previously known, forming an "acid wall" that could deter immune cells from attacking tumors, UT Southwestern Medical Center scientists show in a new study.

2 Apr 2024

Study may Provide a Roadmap for Addressing Cytokine Storms in Severe COVID-19

A recent USC study provides new information about why SARS-CoV-2, the virus behind the COVID-19 pandemic, may elicit mild symptoms at first but then, for a subset of patients, turn potentially fatal a week or so after infection.

1 Apr 2024

Scientists Create Lifelike Human Ear Replica with 3D Printing

Using state-of-the-art tissue engineering techniques and a 3D printer, researchers at Weill Cornell Medicine and Cornell Engineering have assembled a replica of an adult human ear that looks and feels natural.

1 Apr 2024

Study Reveals Insights into Evolution of Regulatory Proteins

New research from the University of Wisconsin–Madison decodes the evolutionary pathway of regulatory proteins, the molecules that help control gene expression.

1 Apr 2024

Key Insights into LAR-RPTP's Synaptic Regulation via Microexon Molecular Codes

The Synapse Diversity and Specificity Regulation Research Team (Director: Jaewon Ko) at DGIST (President Kunwoo Lee) reported on Tuesday the 27th that they have profiled the molecular code that constitutes brain neural circuits and discovered that it regulates specific excitatory synapse characteristics that contribute to memory of new object locations.

30 Mar 2024

UC San Diego Scientists Uncover Mechanism Behind Mitosis Timing

Each day, hundreds of billions of cells in our body cycle through a period of growth and division. Yet in that time, only about 30 minutes is spent on the critical orchestration of mitosis, when chromosomes are carefully segregated from one parent cell to the next generation of two daughter cells.

30 Mar 2024

Chickadees' Brain Activity Reveals Unique Memory Barcodes

Your ability to remember and recall moments in time is important for recording life-defining moments and everyday information like where you parked the car.

30 Mar 2024

Tight Junctions Crucial for Cells to Resist Mechanical Stress

Our body consists of ~30 trillion cells. These cells need to tightly attach to each other to maintain the integrity of our body.

29 Mar 2024

Scientists Pioneer mRNA Approach to Target Alzheimer's Protein

Scientists at The Florey have developed an mRNA technology approach to target the toxic protein tau, which builds up in patients with Alzheimer's disease and other dementias.

29 Mar 2024

Penn Researchers Develop Breakthrough Technique for Creating Human Artificial Chromosomes

Human artificial chromosomes (HACs) capable of working within human cells could power advanced gene therapies, including those addressing some cancers, along with many laboratory applications, though serious technical obstacles have hindered their development.

28 Mar 2024

Nanoparticle-Based Therapy Shows Promise in Eradicating Tumors

A nanoparticle-based therapy developed by UT Southwestern Medical Center scientists stimulated an immune pathway that eradicated tumors in mouse models of various cancer types.

28 Mar 2024

Autofluorescence Reveals Clues to Stem Cell Dormancy

With the help of a tool created at the University of Wisconsin–Madison, researchers can better study the various states of stem cells in the nervous system by utilizing the light naturally emitted by biological specimens.

28 Mar 2024

Study Sheds Light on Human Neocortex Evolution

Neurobiologists are certain that the neocortex is the defining factor that distinguishes humans.

28 Mar 2024

GPT-4 Streamlines Cell Type Identification in Single-Cell RNA Sequencing

A new study by Columbia University’s Mailman School of Public Health shows that GPT-4, a large language model, can accurately identify cell types in single-cell RNA sequencing data.

26 Mar 2024

New Theory Links Gene Length to Cellular Decline

A gene’s length may have more to do with aging than particular “aging genes.” Reduced expression of long genes may be the cause of many aging-related changes, according to researchers writing an opinion piece that was published in the journal Trends in Genetics on March 21st, 2023.

25 Mar 2024

Unraveling the Mysteries of Brown Algae's Sex Chromosomes

Researchers from the Max Planck Institute for Biology Tübingen made a groundbreaking discovery, revealing that an HMG-box gene in brown algae plays a crucial role in determining male sex.

25 Mar 2024

New Study Unveils Mechanism Behind Mice Ovary Development

Scientists at the Francis Crick Institute have provided insight into the proteins governing the development of mice's ovaries both prenatally and postnatally. This might help comprehend the progression of female infertility.

25 Mar 2024

New Study Sheds Light on Blood-Brain Barrier Dysfunction in Aging

The central nervous system requires a tightly controlled environment for the neurons in the brain to function properly and be able to process information. The blood-brain barrier, which is maintained by specific brain endothelial cells lining blood vessel inner walls, controls the exchange of chemicals between the neurological and circulatory systems.

25 Mar 2024

Research Sheds Light on Blood Cell Production in Mouse Skeleton

Imagine being able to count the different types of blood cells being formed inside the tiny bones of a mouse and pinpointing the strings and clusters of cells within the bone marrow that are responsible for producing specific types of blood cells.

25 Mar 2024