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Preview: Biology / Biochemistry News From Medical News Today

Biology / Biochemistry News From Medical News Today

Biology and biochemistry refer to the scientific study of life and living organisms in all forms and processes - including the study of chemical processes relating to living organisms. MNT covers news on cellular, molecular and physical discoveries, nanot

Copyright: Copyright 2017 Medical News Today

Scientists may have found a way to stop cancer from metastasizing

Tue, 27 Jun 2017 09:00:00 PDT

Using a combination of gold nanoparticles and laser technology, a team of scientists has found a way to halt the migration of cancer cells.

Select memories can be erased, leaving others intact

Tue, 27 Jun 2017 00:00:00 PDT

New study of snail neurons suggests memories that trigger anxiety, PTSD could be 'erased' without affecting normal memory of past events.

Characterising the mouse genome reveals new gene functions and their role in human disease

Tue, 27 Jun 2017 00:00:00 PDT

The first results from a functional genetic catalogue of the laboratory mouse has been shared with the biomedical research community, revealing new insights into a range of rare diseases and the...

Working at night may interfere with DNA repair

Tue, 27 Jun 2017 00:00:00 PDT

A new study explores the effect of night shifts on melatonin levels and DNA repair, as indicated by a chemical byproduct excreted in urine.

The biology of uterine fluid: How it informs the fetus of mom's world

Mon, 26 Jun 2017 00:00:00 PDT

A developing fetus bathes in a mixture of cellular secretions and proteins unique to its mother's uterus.

Type 1 diabetes: Almost half of patients produce insulin

Fri, 23 Jun 2017 08:00:00 PDT

New research finds that type 1 diabetes does not necessarily mean a total loss of insulin; nearly half of patients still produce some of the hormone.

Sugar-coated nanomaterial excels at promoting bone growth

Wed, 21 Jun 2017 00:00:00 PDT

There hasn't been a gold standard for how orthopaedic spine surgeons promote new bone growth in patients, but now Northwestern University scientists have designed a bioactive nanomaterial that is so...

Scientists find genetic underpinnings for eczema

Wed, 21 Jun 2017 00:00:00 PDT

A new study examines people with severe eczema and finds that a genetic mutation may cause the condition. The study also paves the way for a new treatment.

From helpful to harmful: Bacterial superantigens turn our immune cells to the dark side

Tue, 20 Jun 2017 11:00:00 PDT

A subpopulation of immune cells that normally fend off pathogens can turn against the host during certain infections, a new study publishing on June 20 in the open access journal PLOS Biology reveals.

House cleaning chemicals may cause birth defects

Mon, 19 Jun 2017 07:00:00 PDT

A new study finds that exposure to chemicals commonly found in disinfectants and personal hygiene products leads to neural tube defects in mice and rats.

How does the brain respond to a single bout of exercise?

Sat, 17 Jun 2017 00:00:00 PDT

A new review examines the data available on the neurochemical, cognitive, and behavioral effects of a single session of physical activity.

Plant compound 'much more effective' than traditional anti-HIV drug

Fri, 16 Jun 2017 09:00:00 PDT

New research finds a plant extract that is much more effective at inhibiting HIV's ability to infect healthy cells than the traditional AZT.

Yoga, meditation counter gene expression changes that cause stress

Fri, 16 Jun 2017 00:00:00 PDT

Mind-body interventions - such as yoga and meditation - reverse changes in gene expression that trigger stress and related health conditions, study finds.

Human reproduction likely to be more efficient than previously thought

Thu, 15 Jun 2017 00:00:00 PDT

How difficult is it to conceive? According to a widely-held view, fewer than one in three embryos make it to term, but a new study from a researcher at the University of Cambridge suggests that human...

How a small molecule can induce UV-free tanning

Tue, 13 Jun 2017 09:00:00 PDT

Researchers used a small molecule to darken cultured human skin while bypassing sun exposure and the damage caused by ultraviolet rays.

Testicular cancer: Genetic test steps closer

Mon, 12 Jun 2017 08:00:00 PDT

A genetic test that predicts testicular cancer in healthy men steps closer as scientists discover 19 more DNA markers that raise risk of disease.

Study examines link between obesity, food container chemical substitutes

Mon, 12 Jun 2017 06:00:00 PDT

A new study from the University of Iowa shows that a pair of common chemicals that manufacturers use to make plastic food containers, water bottles, and other consumer products do not contribute to...

New possible target for cancer treatment

Thu, 08 Jun 2017 00:00:00 PDT

Scientists at Karolinska Institutet in Sweden report that cancer cells and normal cells use different 'gene switches' in order to regulate the expression of genes that control growth.

Cancer cells send signals boosting survival and drug resistance in other cancer cells

Thu, 08 Jun 2017 00:00:00 PDT

Researchers at University of California San Diego School of Medicine report that cancer cells appear to communicate to other cancer cells, activating an internal mechanism that boosts resistance to...

Is white or whole wheat bread 'healthier?' Depends on the person

Wed, 07 Jun 2017 06:00:00 PDT

Despite many studies looking at which bread is the healthiest, it is still not clear what effect bread and differences among bread types have on clinically relevant parameters and on the microbiome.

Type 2 diabetes: New biopolymer injection may offer weeks of glucose control

Mon, 05 Jun 2017 08:00:00 PDT

New biopolymer injection could potentially replace daily or weekly insulin shots for type 2 diabetes with one that need only occur once or twice per month.

Puberty hormones trigger changes in youthful learning

Mon, 05 Jun 2017 00:00:00 PDT

A University of California, Berkeley, study of mice reveals, for the first time, how puberty hormones might impede some aspects of flexible youthful learning.

TB bacterium may suppress immune system to spread disease

Fri, 02 Jun 2017 07:00:00 PDT

The bacterium that causes TB does more than just evade the immune system; it may also suppress pathways that prevent lung tissue destruction, says study.

New evidence challenges popular hypothesis for how anesthesia works

Fri, 02 Jun 2017 06:00:00 PDT

Changes within brain areas - not reduced communication between them - may cause loss of consciousness.

What time we eat affects our biological clock, study finds

Thu, 01 Jun 2017 09:00:00 PDT

A new study investigates the impact of delayed meal times on various biological clocks, and finds that some of them are considerably affected.