Month: <span>September 2021</span>

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Nasal drugs show promise for slowing Parkinson’s disease progression in lab study
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Nasal drugs show promise for slowing Parkinson’s disease progression in lab study

by  Rush University Medical Center Immunohistochemistry for alpha-synuclein showing positive staining (brown) of an intraneural Lewy-body in the Substantia nigra in Parkinson’s disease. Credit: Wikipedia Potential new treatments for Parkinson’s disease developed by researchers at Rush University Medical Center have shown success in slowing progression of the disease in mice. In a study published in Nature Communications, Rush researchers found that...

What to know about enthesitis
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What to know about enthesitis

Enthesitis is the medical term for inflammation of one or more entheses. These are sites at which tendons and ligaments attach to bones. Enthesitis can cause symptoms such as joint pain and stiffness and problems with mobility. The condition can develop as a result of overuse, injuries, or underlying diseases. This article describes what enthesitis...

Could future coronavirus variants fully dodge our immune system?
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Could future coronavirus variants fully dodge our immune system?

by  Rockefeller University Credit: Pixabay/CC0 Public Domain With every new variant of SARS-CoV-2 that emerges to cause a surge in cases, a worrisome question also arises: Could the virus eventually arrive at a set of mutations that would enable it to fully evade our immune response?  A new study, published in Nature, suggests that it will...

Antibiotic levels measurable in breath for first time
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Antibiotic levels measurable in breath for first time

UNIVERSITY OF FREIBURG IMAGE: THE MICROFLUIDIC MULTIPLEX BIOSENSOR CARRIES PROTEINS ATTACHED TO A POLYMER FILM THAT RECOGNIZE THE ANTIBIOTICS CREDIT: PATRICK SEEGER / UNIVERSITY OF FREIBURG A team of engineers and biotechnologists at the University of Freiburg has for the first time shown in mammals that the concentration of antibiotics in the body can be...

Discovery of a universal system for transporting nucleic acids into cells
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Discovery of a universal system for transporting nucleic acids into cells

INSTITUTE OF ORGANIC CHEMISTRY AND BIOCHEMISTRY OF THE CZECH ACADEMY OF SCIENCES (IOCB PRAGUE) IMAGE: DR. KLÁRA GRANTZ ŠAŠKOVÁ OF THE PROTEASES OF HUMAN PATHOGENS GROUP AT IOCB PRAGUE CREDIT: PHOTO: TOMAS BELLON / IOCB PRAGUE Researchers from IOCB Prague have discovered a new type of substances capable of safely transporting various types of nucleic acids...

Repeated injury to airway stem cells could be major factor in chronic lung disease
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Repeated injury to airway stem cells could be major factor in chronic lung disease

ALPHAMED PRESS IMAGE: BIOLOGICAL AGING OF TRACHEOBRONCHIAL TISSUE SPECIFIC STEM CELLS (TSC) AND THEIR TROPHIC UNIT, THE PSEUDOSTRATIFIED CONDUCTING AIRWAY EPITHELIUM. EACH INJURY ACTIVATES A SUBSET OF TSC WHICH PROLIFERATE AND UNDERGO TERMINAL DIFFERENTIATION. THUS, EACH INJURY CYCLE DEPLETES THE TSC POOL AND MANY INJURIES COMPROMISE EPITHELIAL REGENERATION. OVER TIME, BIOLOGICAL AGE EXCEEDS CHRONOLOGICAL AGE...

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Intermittent fasting can help manage metabolic disease

THE ENDOCRINE SOCIETY WASHINGTON—Eating your daily calories within a consistent window of 8-10 hours is a powerful strategy to prevent and manage chronic diseases such as diabetes and heart disease, according to a new manuscript published in the Endocrine Society’s journal, Endocrine Reviews. Time-restricted eating is a type of intermittent fasting that limits your food intake to a certain number of hours each day. Intermittent...

Nutraceuticals may be the secret to a full head of hair for women at midlife
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Nutraceuticals may be the secret to a full head of hair for women at midlife

by  The North American Menopause Society Credit: Unsplash/CC0 Public Domain Hair thinning is one of the many symptoms that accompanies the menopause transition. Roughly 40% of women over 60 will experience what’s known as female pattern hair loss (also known as androgenetic alopecia). However, a new study suggests that a nutraceutical supplement may improve hair growth...

Saliva testing may allow early detection of human papillomavirus–driven head and neck cancers
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Saliva testing may allow early detection of human papillomavirus–driven head and neck cancers

IMAGE: LEAD INVESTIGATOR CHAMINDIE PUNYADEERA, PHD, PERFORMS SALIVA TESTING. THE FINDINGS OF THIS STUDY SUPPORT THE UTILITY OF SALIVA TESTING AS A BIOMARKER FOR FACILITATING EARLY DETECTION AND SCREENING OF HIGH-RISK HUMAN PAPILLOMAVIRUS DNA. CREDIT: CHAMINDIE PUNYADEERA Philadelphia, September 21, 2021 – Cancer causing high-risk human papillomaviruses (HR-HPV) are responsible for the rising incidence of HR-HPV–driven...

Right program could turn immune cells into cancer killers
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Right program could turn immune cells into cancer killers

IMAGE: A TUMOR-SPECIFIC T CELL ENGAGES WITH A TUMOR CELL. BYSTANDER T CELLS DO NOT ENGAGE WITH THE TUMOR. CREDIT: PNAS DEC. 10, 2002, COPYRIGHT (2002) NATIONAL ACADEMY OF SCIENCES, U.S.A. Cancer-fighting immune cells in patients with lung cancer whose tumors do not respond to immunotherapies appear to be running on a different “program” that...