Cell Biology

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New optical switch to precisely control the lifespan of genetic 'copies'

A novel optical switch makes it possible to precisely control the lifespan of genetic "copies". These are used by the cell as building instructions for the production of proteins.

25 Sep 2020

New device helps study the reaction of individual cells to mechanical stress

The behavior of cells is controlled by their environment. Besides biological factors or chemical substances, physical forces such as pressure or tension are also involved.

25 Sep 2020

New experiments reveal how viruses initiate translation of genetic material into proteins

Infectious viruses come in many shapes and sizes and use slightly different attack mechanisms to make humans and animals sick.

25 Sep 2020

Researchers use natural pigment for screening cell viability

Synthetic dyes are commonly used to assess the toxicity of chemical compounds in cell cultures. However, these dyes damage cells, rendering the cultures useless for long-term experiments.

25 Sep 2020

Research sheds light on how membrane proteins could be influenced by lipid environments

The cell membrane, the wall-like boundary between the cell interior and its outside environment, is primarily made up of two kinds of biomolecules: lipids and proteins. Different

24 Sep 2020

Researchers solve the mystery of how giant molecular proton pump works

Mitochondria are the powerhouses of our cells, generating energy that supports life. A giant molecular proton pump, called complex I, is crucial: It sets in motion a chain of reactions, creating a proton gradient that powers the generation of ATP, the cell's fuel.

24 Sep 2020

Cellular and molecular map of the human heart could guide personalized medicine

Scientists have created a cellular and molecular map of the healthy human heart, to understand how this vital organ functions, and to shed light on what goes wrong in cardiovascular disease.

24 Sep 2020

Researchers uncover a new parvovirus strategy for reaching the cell nucleus

Researchers at the Institut national de la recherche scientifique (INRS), in collaboration with American scientists, have uncovered a new parvovirus strategy for reaching the cell nucleus which is their site of replication.

24 Sep 2020

Challenges in High Complexity Flow Cytometry

In this interview, Dra. Mª José Marco from the Department of Hematology at Hopsital Dr. Peset talks to News-Medical Life Sciences about high complexity flow cytometry and the challenges they often face.

From Beckman Coulter Life Sciences - Flow Cytometry 24 Sep 2020

New T-cell-based vaccine strategy provides broader protection against seasonal influenza

As Americans begin pulling up their sleeves for an annual flu vaccine, researchers at the University of Wisconsin-Madison have provided new insights into an alternative vaccine approach that provides broader protection against seasonal influenza.

23 Sep 2020

Exercise hormone could have a therapeutic effect on COVID-19 patients

A study conducted by researchers at São Paulo State University suggests that irisin, a hormone secreted from muscles in response to exercise, could have a therapeutic effect on COVID-19 patients.

22 Sep 2020

Study reveals how people with retinal degenerative disease can maintain night vision

New insight on how people with retinal degenerative disease can maintain their night vision for a relatively long period of time has been published today in the open-access eLife journal.

22 Sep 2020

Researchers discover a hormone that might help tackle malabsorption

Scientists at Cincinnati Children's used human intestinal organoids grown from stem cells to discover how our bodies control the absorption of nutrients from the food we eat.

22 Sep 2020

Impaired cytotoxic T cell response found in in elderly COVID-19 patients

Although people of any age can become infected with SARS-CoV-2, the virus that causes COVID-19, elderly patients face a higher risk of severity and death than younger patients.

22 Sep 2020

Researchers generate accurate replications of human retinas in a dish

Scientists have generated accurate replications of human retinas in culture that can be used to pinpoint the specific types of cells affected by genetic eye diseases.

21 Sep 2020

Gene therapy used to overcome the cardiac effects of Freidreich’s ataxia

Gene therapy was successfully used to overcome the cardiac effects of Freidreich’s ataxia (FA) in a mouse model of the disease, as reported in the peer-reviewed journal Human Gene Therapy. Click here to read the full-text article free online through October 18, 2020.

19 Sep 2020

Research provides deeper understanding of how neurons in the nose react to odors

Take a sniff of a freshly poured glass of wine, and the prevailing scientific thinking would suggest that the harmony of fragrances you perceive starts with sensory receptors in your nose simply adding up the individual odors they encounter.

19 Sep 2020

Cannabinoids cause changes in the brain that leads to deficiencies in social interaction

The nervous system comprises neurons and glial cells (glia signifies "glue"). Astrocytes are the most abundant among the glial cells.

19 Sep 2020

Enhancing the efficacy of anti-PD-L1 immunotherapy for cancer

For most people, there is no scarier diagnosis than that of cancer. While treatments including chemotherapy and radiotherapy have been used since the 1940s and late 1800s, respectively, immunotherapy has more recently emerged as a viable and successful approach to cancer treatment.

18 Sep 2020

MDI Biological Laboratory receives €280,000 to address the problem of tendon injury

Modern medicine has made tremendous strides in replacing organs and hips. But what about those all-important tendons, which enable joint movement by connecting muscle to bone? Tendon injuries, such as those in the knee, elbow, Achilles tendon and rotator cuff (shoulder) exact a huge cost in terms of health care, productivity and quality of life.

17 Sep 2020