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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

Team discovers how bacteria exploit a chink in the body's armor

Mon, 23 Jan 2017 06:00:00 PST

Scientists have discovered how a unique bacterial enzyme can blunt the body's key weapons in its fight against infection.

Sedentary lifestyle speeds up biological aging, study finds

Thu, 19 Jan 2017 08:00:00 PST

A new study looks at how a sedentary lifestyle, with little exercise, affects telomere length and leads to biological aging in older women.

Brain imaging and causal assessment of impairments reveals metamemory regions

Thu, 19 Jan 2017 00:00:00 PST

Juntendo University researchers identify areas of the brain responsible for metacognitive memory evaluation in macaque monkeys.

Baker's yeast enzyme could help treat leukemia, study suggests

Wed, 18 Jan 2017 09:00:00 PST

Researchers reveal how an enzyme found in baker's yeast could offer a safer, more effective treatment option for acute lymphoblastic leukemia.

Fatty liver: Protein discovery may offer new treatment target

Wed, 18 Jan 2017 07:00:00 PST

Researchers find that mice low in CPEB4 protein develop fatty liver as they age and that the protein plays a key role in the liver's stress response.

White fat converted to 'good' brown fat with anticancer drug

Wed, 18 Jan 2017 00:00:00 PST

Researchers reveal how a drug used to treat a form of skin cancer converted white fat into beneficial brown fat and reduced weight gain in mice.

Senescence promotes chemotherapy side effects and cancer relapse

Wed, 18 Jan 2017 00:00:00 PST

Standard chemotherapy is a blunt force instrument against cancer - and it's a rare cancer patient who escapes debilitating side effects from systemic treatments that mostly affect dividing cells...

Every meal triggers inflammation

Tue, 17 Jan 2017 06:00:00 PST

When we eat, we do not just take in nutrients - we also consume a significant quantity of bacteria.

Sensory stimuli control dopamine in the brain

Tue, 17 Jan 2017 00:00:00 PST

Regardless of whether we are sitting in a loud aeroplane or walking through a quiet forest clearing, how humans perceive their environment depends on the stimuli.

Cell division study opens new leads against hard-to-treat cancers

Mon, 16 Jan 2017 02:00:00 PST

A protein that controls cell division also has a key role in switching genes on and off, scientists have found, in a discovery which could reinvent cancer treatment.

How well do we understand the relation between incorrect chromosome number & cancer?

Mon, 16 Jan 2017 00:00:00 PST

Over a century ago, a German-born scientist experimenting with impregnated sea urchin eggs had an insight that led to one of the first modern theories of cancer.

Scientists discover master regulator of cellular aging

Fri, 13 Jan 2017 06:00:00 PST

Scientists at The Scripps Research Institute (TSRI) have discovered a protein that fine-tunes the cellular clock involved in aging.

'Housekeepers' of the brain renew themselves more quickly than first thought

Fri, 13 Jan 2017 06:00:00 PST

Cells in the brain responsible for detecting and fixing minor damage renew themselves more quickly than previously thought, new research has shown.

Diabetes: Stimulating bone stem cells may improve fracture repair

Thu, 12 Jan 2017 07:00:00 PST

Bone fractures do not heal well in people with diabetes. A new study of mice suggests a protein that stimulates skeletal stem cells may offer a solution.

Neurons modulate the growth of blood vessels

Thu, 12 Jan 2017 06:00:00 PST

A team of researchers at Karlsruhe Institute of Technology (KIT) shake at the foundations of a dogma of cell biology.

Spread of triple-negative breast cancer could be halted with existing drug

Mon, 09 Jan 2017 08:00:00 PST

Researchers find a class of drugs used to treat estrogen receptor-positive breast cancer might also reduce the spread of triple-negative breast cancer.

Researchers discover surprising process behind sense of touch

Mon, 09 Jan 2017 06:00:00 PST

Biologists on the Florida campus of The Scripps Research Institute (TSRI) have discovered a new mechanism that likely underlies how we feel force or touch.

Autoimmunity and infections: When the body fights itself

Mon, 09 Jan 2017 06:00:00 PST

Basel-based doctors are on the trail of a possible connection between autoimmune diseases and infections: errors can occur when immune cells absorb certain proteins from pathogen cells.

Cancer cells' ability to break free and spread arises from 'broken switch'

Fri, 06 Jan 2017 07:00:00 PST

Study finds that a broken switch allows cancer cells to shrug off shape-changing and movement constraints of their extracellular matrix to grow and spread.

Premenstrual mood changes linked to abnormalities in gene network

Fri, 06 Jan 2017 00:00:00 PST

Researchers have uncovered evidence that a dysregulated gene network may be responsible for mood changes in a severe form of premenstrual syndrome.

Chemical alteration may speed up insulin availability

Thu, 05 Jan 2017 07:00:00 PST

Tweaking the structure of insulin by swapping one atom appears to make it available to the organism more rapidly, without altering its effectiveness.

Inflammation halts fat-burning

Thu, 05 Jan 2017 00:00:00 PST

Scientists at the University of Bonn have shown in mice that excess pounds can simply be melted away by converting unwanted white fat cells into energy-consuming brown slimming cells.

Oddly shaped immune cells cause fibrosis

Wed, 04 Jan 2017 00:00:00 PST

Scientists at the Immunology Frontier Research Center (IFReC) at Osaka University, Japan, report a new group of monocytes they call SatM.

The secret behind the toughness of deer antlers

Tue, 03 Jan 2017 14:00:00 PST

Scientists from Queen Mary University of London (QMUL) have discovered the secret behind the toughness of deer antlers and how they can resist breaking during fights.

Why big brains are rare

Tue, 03 Jan 2017 00:00:00 PST

As a species we're so brain-proud it doesn't occur to most of us to ask whether a big brain has disadvantages as well as cognitive benefits.