Cell Biology

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Even the sickest COVID-19 patients produce T cells to fight back the virus

A new study from researchers at La Jolla Institute for Immunology and Erasmus University Medical Center shows that even the sickest COVID-19 patients produce T cells that help fight the virus.

1 Jul 2020

Engineered T-cells attack solid-tumor cancer cells from humans and mice

A method known as CAR-T therapy has been used successfully in patients with blood cancers such as lymphoma and leukemia.

1 Jul 2020

In vitro cardiotoxicity screening using 3D-printed human heart tissues

Ramot at Tel Aviv University has signed a collaboration agreement with Bayer to develop and validate a platform for in vitro cardiotoxicity screening, using human heart tissues 3D-printed in Prof. Tal Dvir's Laboratory for Tissue Engineering and Regenerative Medicine at Tel Aviv University.

1 Jul 2020

Novel vaccine targeting senescent cells mitigates metabolic disorders in obese mice

Aging is a multifaceted process that affects our bodies in many ways. In a new study, researchers from Osaka University developed a novel vaccine that removes aged immune cells and then demonstrated an improvement of diabetes-associated metabolic derangements by vaccinating obese mice.

From Osaka University 1 Jul 2020

Lab-grown 'mini-brains' can be infected by SARS-CoV-2 virus

A multidisciplinary team from two Johns Hopkins University institutions, including neurotoxicologists and virologists from the Bloomberg School of Public Health and infectious disease specialists from the school of medicine, has found that organoids (tiny tissue cultures made from human cells that simulate whole organs) known as "mini-brains" can be infected by the SARS-CoV-2 virus that causes COVID-19.

1 Jul 2020

COVID-19 virus can infect heart cells in a lab dish, study shows

A new study shows that SARS-CoV-2, the virus that causes COVID-19 (coronavirus), can infect heart cells in a lab dish, indicating it may be possible for heart cells in COVID-19 patients to be directly infected by the virus.

1 Jul 2020

Glitches in DNA replication can lead to genetic diseases

Researchers have discovered that a living cell’s system meant for avoiding genetic damage can fail so much that it would be better off without it.

1 Jul 2020

Singapore researchers discover protein that drives cancer progression

Cancers arise when the genetic code of normal cells is altered, causing excessive growth. Researchers from the Cancer Science Institute of Singapore at the National University of Singapore have discovered a protein that drives the growth of cancers of the esophagus or liver by altering the genetic code in a novel way.

30 Jun 2020

Existing drugs could disrupt SARS-CoV-2 from hijacking cells

An international team of researchers has analyzed how SARS-CoV-2, the virus that causes COVID-19, hijacks the proteins in its target cells.

30 Jun 2020

Biophysicists propose a simple method to study heart tissue

Biophysicists from the Moscow Institute of Physics and Technology and their colleagues have proposed a simple way to observe the heart tissue.

30 Jun 2020

Researchers identify osmotic stress as stimulator of cellular waste disposal

Cellular waste disposal, where autophagy and lysosomes interact, performs elementary functions, such as degrading damaged protein molecules, which impair cellular function, and reintroducing the resulting building blocks such as amino acids into the metabolic system.

29 Jun 2020

How upregulation of a single gene by SARs-CoV-2 can trigger cytokine storm

The SARS-CoV-19 virus initially has a limited capability to invade, attacking only one intracellular genetic target, the aryl hydrocarbon receptors (AhRs).

29 Jun 2020

Study may help design effective treatments for Alzheimer’s disease

Neurons in the brains of such people are being depleted gradually and inevitably, resulting in the characteristic loss of cognitive function and memory.

29 Jun 2020

Researchers identify novel protein complex that regulates chromosome segregation

Researchers from the University of Tsukuba have identified a novel protein complex that regulates Aurora B localization to ensure that chromosomes are correctly separated during cell division.

26 Jun 2020

Single-cell sequencing can reveal genetic diversity of cancer cells

In the past, the potential to sequence the genome of the tumor has redefined the treatment of cancer by detecting cancer drivers at the molecular level.

26 Jun 2020

Method can help detect specific glial cells integral to synapses

The brain contains two types of cells. Glial cells receive less attention for their significance in the function and disease of the brain than other neurons.

From Brown University 26 Jun 2020

Super-resolution technology helps visualize DNA replication in single human cells

DNA replication is a process of critical importance to the cell, and must be coordinated precisely to ensure that genomic information is duplicated once and only once during each cell cycle.

26 Jun 2020

Scientists study how cancer cells in the liver react to magnetic nanoparticles

Scientists from the Immanuel Kant Baltic Federal University and National University of Science and Technology "MISiS" have studied how magnet nanoparticles affect cancer cells in the human liver.

26 Jun 2020

Researchers discover receptor that regulates aging effects in mice

Increasing abdominal girth and shrinking muscles are two common side effects of aging. Researchers at the University of Bonn have discovered a receptor in mice that regulates both effects.

26 Jun 2020

Simplified artificial cell sheds light on the dynamics of cellular symmetry

Symmetry and asymmetry are fundamental properties of nature. Seen from above, butterflies have left-right symmetry, while male fiddler crabs show dramatic asymmetry.

26 Jun 2020