Feature Channels: Cell Biology

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Newswise: Cell Biology: Molecular Code Stimulates Pioneer Cells to Build Blood Vessels in the Body
Released: 17-Apr-2024 7:05 AM EDT
Cell Biology: Molecular Code Stimulates Pioneer Cells to Build Blood Vessels in the Body
Karlsruhe Institute of Technology (KIT)

Cardiovascular diseases, including stroke and myocardial infarction, are the world's leading causes of mortality, accounting for over 18 million deaths a year. A team of KIT researchers has now identified a new cell type in blood vessels responsible for vascular growth.

   
Newswise: Unlocking the body's hidden weapon against cancer: the role of broken chromosomes
Released: 9-Apr-2024 11:05 AM EDT
Unlocking the body's hidden weapon against cancer: the role of broken chromosomes
Chinese Academy of Sciences

Scientists have unraveled the mechanisms of the Cyclic guanosine monophosphate-adenosine monophosphate synthase-stimulator of interferon genes (cGAS-STING) signaling pathway activated by micronuclei, as well as its significant effects on tumor immunity.

Newswise: kyle_garland.jpg
Released: 9-Apr-2024 11:05 AM EDT
Factor Bioscience Expands Translational Science Team, Appoints Kyle Garland, Ph.D., as Director of Translational Science
Factor Bioscience

Factor Bioscience Inc. ("Factor"), a Cambridge, Massachusetts-based biotechnology company developing advanced mRNA and cell-engineering technologies, today announced the addition of three members to its translational science team, which will be led by Kyle Garland, Ph.D., who joins Factor as Director of Translational Science.

Newswise: Targeting vulnerability in B-cell development leads to novel drug combination for leukemia
Released: 8-Apr-2024 2:45 PM EDT
Targeting vulnerability in B-cell development leads to novel drug combination for leukemia
St. Jude Children's Research Hospital

Recent work by St. Jude Children’s Research Hospital scientists discovered which tumor cells resist treatment and why. By characterizing B-cells’ developmental stages, they designed and tested a drug combination to effectively treat resistant B-cell leukemia.

Newswise: Short On Time? A 15-minute Workout May Help Boost Your Immune System 
1-Apr-2024 9:00 AM EDT
Short On Time? A 15-minute Workout May Help Boost Your Immune System 
American Physiological Society (APS)

Exercising at moderate intensity for just 15 minutes may be all that is needed to boost immunity by increasing levels of natural killer (NK) cells. Researchers will present their work this week at the American Physiology Summit in Long Beach, California.

28-Mar-2024 12:05 PM EDT
Scientists discover a key quality-control mechanism in DNA replication
Perelman School of Medicine at the University of Pennsylvania

DNA replication—which happens when cells divide—is one of the most important processes in all living organisms. In a landmark finding, published today in Cell, scientists identified a multi-protein “machine” in cells that helps govern the pausing or stopping of DNA replication to ensure its smooth progress.

Newswise: Cell Division Quality Control ‘Stopwatch’ Uncovered
27-Mar-2024 7:05 PM EDT
Cell Division Quality Control ‘Stopwatch’ Uncovered
University of California San Diego

UC San Diego biologists have uncovered a quality control timing mechanism tied to cell division. The “stopwatch” function keeps track of mitosis and acts as a protective measure when the process takes too long, preventing the formation of cancerous cells.

   
Newswise: Research Demonstrates that Cells Multitask in Bacterial Biofilms
Released: 26-Mar-2024 7:05 PM EDT
Research Demonstrates that Cells Multitask in Bacterial Biofilms
Environmental Molecular Sciences Laboratory - EMSL

A team of scientists led an experimental study to determine the relationships between subpopulations of cells within the biofilm of a model microbe, revealing new insights regarding their potential.

Released: 26-Mar-2024 10:05 AM EDT
Genetically engineered dendritic cells enhance the power of immunotherapy against lung cancer
University of California, Los Angeles (UCLA), Health Sciences

The results of a UCLA study suggest that using CXCL9 and CXCL10-producing dendritic cells alongside immunotherapy can be a promising strategy to overcome treatment resistance and improve clinical outcomes for patients with non-small cell lung cancer.

Released: 21-Mar-2024 3:05 PM EDT
UC Irvine-led study unlocks the secrets of birth defect origins
University of California, Irvine

Irvine, Calif., March 21, 2024 – A new study led by the University of California, Irvine has revealed a potential shift in our basic knowledge of the origins of birth defects, which affect about 3 percent of babies born in the United States each year.

   
Newswise: First Skeleton-Wide Study of Blood Cell Formation Yields Surprising Findings
Released: 20-Mar-2024 12:00 PM EDT
First Skeleton-Wide Study of Blood Cell Formation Yields Surprising Findings
Cincinnati Children's Hospital Medical Center

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.

Newswise: Role in mitochondrial metabolism paints more complete picture of MCL-1 function
Released: 18-Mar-2024 3:05 PM EDT
Role in mitochondrial metabolism paints more complete picture of MCL-1 function
St. Jude Children's Research Hospital

Scientists at St. Jude Children’s Research Hospital have uncovered a metabolic role for cell-survival protein MCL-1, potentially explaining previous clinical trial setbacks.

Released: 18-Mar-2024 12:05 PM EDT
WashU engineers manage a first: measuring pH in cell condensates
Washington University in St. Louis

In a first for the condensate field, researchers from the McKelvey School of Engineering at Washington University in St. Louis, figured out how nucleolar sub-structures are assembled.

Newswise: We Now Know Why Killer T Cells Lose Energy Inside of Solid Tumors
Released: 15-Mar-2024 11:05 AM EDT
We Now Know Why Killer T Cells Lose Energy Inside of Solid Tumors
University of North Carolina School of Medicine

Researchers at the UNC School of Medicine have found that a metabolic enzyme called Acetyl-CoA Carboxylase causes T cells to store fat when they are in solid tumors, rather than burning fat for energy.

Newswise: Nobel Laureate and NASA Astronaut to Speak at American Physiology Summit
Released: 15-Mar-2024 7:00 AM EDT
Nobel Laureate and NASA Astronaut to Speak at American Physiology Summit
American Physiological Society (APS)

Nobel Laureate Brian Kobilka, MD, and NASA Astronaut Jessica Meir, PhD, are among the highlighted speakers who will attend the American Physiology Summit, the American Physiological Society’s (APS) flagship annual meeting.

Newswise: Modulation of cellular recycling by calcium ion dynamics across cellular compartments
Released: 12-Mar-2024 8:05 AM EDT
Modulation of cellular recycling by calcium ion dynamics across cellular compartments
Chinese Academy of Sciences

This study discovers that upon induction of different autophagy processes, mitochondria immediately import calcium and calcium concentrations at the ER membrane start to fluctuate. The major calcium import channel in the inner mitochondrial membrane, mitochondrial calcium uniporter (MCU), is required for mitophagy-inducer-initiated mitochondrial calcium uptake. Inhibiting MCU accelerates mitophagy. In neurons derived from a Parkinson’s patient, mitophagy-inducer-triggered mitochondrial calcium influx is faster, which may slow the ensuing mitophagy.

Newswise: Lung cancer treatment shows promise in tumor models
Released: 11-Mar-2024 11:05 AM EDT
Lung cancer treatment shows promise in tumor models
UT Southwestern Medical Center

A molecule has demonstrated its ability to kill tumor cells and incite an immune response in preclinical models of small cell lung cancer (SCLC), according to UT Southwestern Medical Center researchers. The findings, published in Nature Communications, could lead to more successful treatments for SCLC, one of the leading causes of cancer-related deaths in the U.S.

Newswise: Iron Restriction Keeps Blood Stem Cells Young
Released: 8-Mar-2024 11:05 AM EST
Iron Restriction Keeps Blood Stem Cells Young
Albert Einstein College of Medicine

As we age, our hematopoietic (blood-forming) stem cells (HSCs) become less able to produce new red and white blood cells and other vital blood components—contributing to chronic inflammation and accelerating the onset of blood cancers and degenerative diseases.

Newswise: Slu’s Tim Randolph Honored for Discovery of New Diagnostics for Sickle Cell Disease in Underdeveloped Countries
Released: 7-Mar-2024 9:05 AM EST
Slu’s Tim Randolph Honored for Discovery of New Diagnostics for Sickle Cell Disease in Underdeveloped Countries
Saint Louis University

Researcher Tim Randolph, Ph.D., professor of clinical health sciences at Saint Louis University, has been named a Senior Member of the National Academy of Inventors.

Released: 5-Mar-2024 9:00 AM EST
Dive into the future of molecular life sciences at #DiscoverBMB 2024
American Society for Biochemistry and Molecular Biology (ASBMB)

Discover BMB, the annual meeting of the American Society for Biochemistry and Molecular Biology will be held March 23–26 in San Antonio. Secure your front-row seat to cutting-edge findings, approaches and technologies in the biological sciences by registering for a complimentary press pass to attend in person or to access press materials electronically.

Newswise: Simmons Cancer Center awarded nearly $19 million in CPRIT funding
Released: 4-Mar-2024 11:05 AM EST
Simmons Cancer Center awarded nearly $19 million in CPRIT funding
UT Southwestern Medical Center

Nine scientists and physicians in the Harold C. Simmons Comprehensive Cancer Center at UT Southwestern Medical Center have been awarded nearly $13 million in grants from the Cancer Prevention and Research Institute of Texas (CPRIT) to support research and prevention efforts on a wide range of cancer issues. UTSW received another $6 million for recruitment efforts.

Newswise: Cell Division, DNA Repair, and Cancer Progression Closely Tied to CDK9 Dysfunction
1-Mar-2024 10:05 AM EST
Cell Division, DNA Repair, and Cancer Progression Closely Tied to CDK9 Dysfunction
Sbarro Health Research Organization (SHRO)

Researchers describe a newly-observed role for the protein Cyclin Dependent Kinase 9 (CDK9) in regulating DNA repair during cellular division, where errors can become the origin of cancerous tumor growth.

Newswise: Children’s Hospital Los Angeles Awarded $6 Million from CIRM to Advance CAR T-Cell Therapies in Children with Recurring Solid Tumors
Released: 29-Feb-2024 6:05 PM EST
Children’s Hospital Los Angeles Awarded $6 Million from CIRM to Advance CAR T-Cell Therapies in Children with Recurring Solid Tumors
Children's Hospital Los Angeles

Children’s Hospital Los Angeles has received a multi-year $6 million award from the California Institute for Regenerative Medicine (CIRM) to develop innovative stem cell approaches to treat children and adolescents with recurrent solid tumors. The Cancer and Blood Disease Institute (CBDI) is a recognized leader in pediatric cancer care and research.

Newswise: Scientists Identify New ‘Regulatory’ Function of Learning and Memory Gene Common to All Mammalian Brain Cells
23-Feb-2024 12:05 PM EST
Scientists Identify New ‘Regulatory’ Function of Learning and Memory Gene Common to All Mammalian Brain Cells
Johns Hopkins Medicine

Johns Hopkins Medicine neuroscientists say they have found a new function for the SYNGAP1 gene, a DNA sequence that controls memory and learning in mammals, including mice and humans.

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Released: 29-Feb-2024 10:05 AM EST
New Frontiers in Treating GI Cancers
Cedars-Sinai

Gastrointestinal cancers were once diagnosed primarily by location. A tumor in the liver was liver cancer, while one in the pancreas was pancreatic. The few chemotherapy treatments available affected the entire patient—sometimes causing difficult side effects.

27-Feb-2024 12:05 PM EST
Researchers uncover a potential genetic marker associated with better survival outcomes in patients with head and neck cancer
University of California, Los Angeles (UCLA), Health Sciences

Researchers from the UCLA Health Jonsson Comprehensive Cancer Center show for the first time that a gene usually linked to giant axonal neuropathy, a rare and severe neurological condition, also plays a role in inhibiting aggressive tumor cell growth in head and neck cancers.

Newswise: How the SARS-CoV-2 virus acquires its spherical shape
Released: 28-Feb-2024 10:05 PM EST
How the SARS-CoV-2 virus acquires its spherical shape
University of California, Riverside

For centuries, coronaviruses have triggered health crises and economic challenges, with SARS-CoV-2, the coronavirus that spreads COVID-19, being a recent example.

Newswise: Data-processing tool could enable better early stage cancer detection
Released: 28-Feb-2024 8:05 PM EST
Data-processing tool could enable better early stage cancer detection
Rice University

Cancers begin with abnormal changes in individual cells, and the ability to track the accumulation of mutations at the single-cell level can shed new light on the early stages of the disease

26-Feb-2024 1:05 PM EST
Neurons help flush waste out of brain during sleep
Washington University in St. Louis

Researchers at Washington University School of Medicine in St. Louis have found that brain cell activity during sleep is responsible for propelling fluid into, through and out of the brain, cleaning it of debris.

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Released: 28-Feb-2024 3:05 AM EST
Biochemists discover what affects the development of autoimmune diseases
Scientific Project Lomonosov

The biochemist of RUDN University and Institute of Biomedical Chemistry was the first to study how variants of the protein that controls T-lymphocytes affect the development of autoimmune diseases using the example of multiple sclerosis. This will help find new approaches to the treatment of autoimmune diseases.

Newswise: Sniffing our way to better health
Released: 27-Feb-2024 7:05 PM EST
Sniffing our way to better health
University of California, Riverside

Imagine if we could inhale scents that delay the onset of cancer, inflammation, or neurodegenerative disease. Researchers at the University of California, Riverside, are poised to bring this futuristic technology closer to reality.

Newswise: Biodiversity appears to strongly suppress pathogens and pests in many plant and animal systems, but this “dilution effect” can vary strikingly in magnitude
23-Feb-2024 2:40 PM EST
Biodiversity appears to strongly suppress pathogens and pests in many plant and animal systems, but this “dilution effect” can vary strikingly in magnitude
PLOS

This study uses forest inventory data from over 25,000 plots to show that the prevalence of tree pests is jointly controlled by the diversity and phylogenetic composition of forests.

Newswise: Binghamton University Biologist Named Fellow of American Academy of Microbiology
Released: 27-Feb-2024 8:00 AM EST
Binghamton University Biologist Named Fellow of American Academy of Microbiology
Binghamton University, State University of New York

Binghamton University, State University of New York researcher Karin Sauer is among 65 scientists elected as Fellows of the American Academy of Microbiology this year. Fellows are elected by their peers based on their scientific achievements and original contributions to the field of microbiology.

Newswise: Vaping can increase susceptibility to infection by SARS-CoV-2
Released: 27-Feb-2024 6:05 AM EST
Vaping can increase susceptibility to infection by SARS-CoV-2
University of California, Riverside

Vapers are susceptible to infection by SARS-CoV-2, the virus that spreads COVID-19 and continues to infect people around the world, a University of California, Riverside, study has found.

Released: 26-Feb-2024 12:00 PM EST
Advances in the differentiation of pluripotent stem cells into vascular cells
World Journal of Stem Cells

Blood vessels constitute a closed pipe system distributed throughout the body, transporting blood from the heart to other organs and delivering metabolic waste products back to the lungs and kidneys. Changes in blood vessels are related to

Released: 26-Feb-2024 12:00 PM EST
VX-509 attenuates the stemness characteristics of colorectal cancer stem-like cells by regulating the epithelial-mesenchymal transition through Nodal/Smad2/3 signaling
World Journal of Stem Cells

BACKGROUNDColorectal cancer stem cells (CCSCs) are heterogeneous cells that can self-renew and undergo multidirectional differentiation in colorectal cancer (CRC) patients. CCSCs are generally accepted to be important sources of CRC and are

Released: 26-Feb-2024 12:00 PM EST
Therapeutic utility of human umbilical cord-derived mesenchymal stem cells-based approaches in pulmonary diseases: Recent advancements and prospects
World Journal of Stem Cells

Pulmonary diseases across all ages threaten millions of people and have emerged as one of the major public health issues worldwide. For diverse disease conditions, the currently available approaches are focused on alleviating clinical sympt

Released: 26-Feb-2024 12:00 PM EST
Cellular preconditioning and mesenchymal stem cell ferroptosis
World Journal of Stem Cells

In this editorial, we comment on the article published in the recent issue of the World Journal of Stem Cells. They focus on stem cell preconditioning to prevent ferroptosis by modulating the cystathionine γ-lyase/hydrogen sulfide (H2S) pa

Released: 26-Feb-2024 12:00 PM EST
High quality repair of osteochondral defects in rats using the extracellular matrix of antler stem cells
World Journal of Stem Cells

BACKGROUNDCartilage defects are some of the most common causes of arthritis. Cartilage lesions caused by inflammation, trauma or degenerative disease normally result in osteochondral defects. Previous studies have shown that decellularized

Released: 26-Feb-2024 12:00 PM EST
Effects of different concentrations of nicotinamide on hematopoietic stem cells cultured in vitro
World Journal of Stem Cells

BACKGROUNDIn vitro expansion to increase numbers of hematopoietic stem cells (HSCs) in cord blood could improve clinical efficacy of this vital resource. Nicotinamide (NAM) can promote HSC expansion ex vivo, but its effect on hematopoietic

Newswise: Roswell Park Study First to Show Two-Drug Combination Selectively Targets p53-Mutant Cancers
Released: 26-Feb-2024 11:30 AM EST
Roswell Park Study First to Show Two-Drug Combination Selectively Targets p53-Mutant Cancers
Roswell Park Comprehensive Cancer Center

A preclinical study led by a team of researchers at Roswell Park Comprehensive Cancer Center highlights the potential of a novel two-drug treatment strategy targeting p53-mutant cancers.

Newswise: UT Southwestern finds genetic clues to complex infections
Released: 26-Feb-2024 10:05 AM EST
UT Southwestern finds genetic clues to complex infections
UT Southwestern Medical Center

Treating complex bacterial infections with customized therapies tailored to the infection and the patient is closer to reality, thanks to researchers at UT Southwestern Medical Center.

Released: 26-Feb-2024 10:05 AM EST
MSU, PSU bile acid discoveries redefine microbiome
Michigan State University

In a new paper published in the journal Nature, Michigan State University researchers Robert Quinn and Doug Guzior report the discovery of the enzyme responsible for producing microbially conjugated bile acids, some of the most abundant and crucial molecules in our gut.

23-Feb-2024 3:05 PM EST
Shifting focus: Investigators describe changes to pancreatic β cell at onset of Type 1 Diabetes
Joslin Diabetes Center

About eight million people live with Type 1 diabetes (T1D) worldwide, a chronic autoimmune condition in which the body attacks and destroys its own insulin-producing β-cells (pronounced “beta”) in the pancreas, leading to a lack of insulin and inability to regulate blood sugar. It’s not known why the body suddenly perceives its own β-cells as the enemy; some lines of evidence suggest environmental factors such as viral infections may trigger the onset of T1D, others suggest genetics may also play some role. Groundbreaking research by investigators at Joslin Diabetes Center sheds new light on the specific changes β-cells go through at the onset of T1D. Their findings—published in Nature Cell Biology—offer new avenues for targeted interventions for the chronic autoimmune condition.

Released: 23-Feb-2024 8:05 PM EST
Researchers explore whether gut microbes cause some COVID-19 patients to have higher blood clot risk
Cell Press

A gut microbial metabolite called 2-methylbutyrylcarnitine (2MBC) plays a role in exacerbating thrombosis -- the formation of blood clots – researchers report February 23rd in the journal Cell Metabolism.

Released: 23-Feb-2024 2:45 PM EST
MD Anderson acquires inducible switch technologies for cell therapy
University of Texas MD Anderson Cancer Center

MD Anderson has acquired certain assets from Bellicum Pharmaceuticals, Inc. related to the CaspaCIDE switch and GoCAR platforms. As a result, MD Anderson may incorporate these technologies into its own cell therapy programs as well as make them available for licensing to interested parties.

Newswise: Giant inflatable colon comes to UCLA to help raise awareness on rising number of people being diagnosed with colorectal cancer
Released: 23-Feb-2024 11:05 AM EST
Giant inflatable colon comes to UCLA to help raise awareness on rising number of people being diagnosed with colorectal cancer
University of California, Los Angeles (UCLA), Health Sciences

For Colon Cancer Awareness Month, experts from the UCLA Health will educate members of the community on the importance of starting colorectal cancer screening early and continuing to have it done regularly throughout their lives to prevent the development of cancer.

Newswise: Biomolecular condensates – regulatory hubs for plant iron supply
Released: 23-Feb-2024 10:05 AM EST
Biomolecular condensates – regulatory hubs for plant iron supply
Heinrich-Heine-Universität Düsseldorf

Iron is a micronutrient for plants. Biologists from the Institute of Botany at Heinrich Heine University Düsseldorf (HHU) describe in a study, which has now been published in the Journal of Cell Biology, that regulatory proteins for iron uptake behave particularly dynamically in the cell nucleus when the cells are exposed to blue light – an important signal for plant growth.



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