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Archive for the ‘biotech/medical’ category: Page 636

May 3, 2023

From natural dye to herbal medicine: a systematic review of chemical constituents, pharmacological effects and clinical applications of indigo naturalis

Posted by in categories: biotech/medical, chemistry

Indigo naturalis is a blue dye in ancient, as well as an extensive used traditional Chinese medicine. It has a wide spectrum of pharmacological properties and can be used to treat numerous ailments such as leukemia, psoriasis, and ulcerative colitis. This article aims to expand our understanding of indigo naturalis in terms of its chemical constituents, pharmacological action and clinical applications.

We searched PubMed, web of science, CNKI, Google academic, Elsevier and other databases with the key words of “Indigo naturalis”, and reviewed and sorted out the modern research of indigo naturalis based on our research results.

We outlined the traditional manufacturing process, chemical composition and quality control of indigo naturalis, systematically reviewed traditional applictions, pharmacological activities and mechanism of indigo naturalis, and summarized its clinical trials about treatment of psoriasis, leukemia and ulcerative colitis.

May 3, 2023

New Indigo Light Kills Bacteria at Hospitals

Posted by in categories: biotech/medical, chemistry, health

Year 2015 😗😁


Indigo-Clean is a new light that is capable of killing bacteria. Used in a healthcare settings, the device could help prevent the spread of dangerous microorganisms, including Methicillin-resistant Staphylococcus aureus (MRSA), a bacterium responsible for several difficult-to-treat infections in humans.

Bacteria in the air absorb the indigo-colored light, which then creates a chemical reaction within the microorganism. This creates an environment that acts like bleach, killing the microscopic lifeform, reports Tech Times.

Continue reading “New Indigo Light Kills Bacteria at Hospitals” »

May 3, 2023

Can veganism really lower a person’s COVID-19 risk?

Posted by in category: biotech/medical

Year 2021 I have tried this diet and it nearly eliminates lots of diseases aswell as covid 19 spread it is like some sorta code for keeping one essentially super resistant to covid 19 symptoms.


A plant-based or vegan diet cannot prevent people from developing COVID-19. They may, however, help support the immune system and aid in prevention. Learn more.

May 3, 2023

Mechanism resembling aging and cancer found in a Finnish mitochondrial disease

Posted by in categories: biotech/medical, genetics, life extension

A study has found that a mitochondrial disease in newborns shows cancer-like changes in proliferating cells, causing tissues to age prematurely. The finding is a significant step forward in understanding the syndrome and developing treatments for mitochondrial diseases.

GRACILE syndrome, a that is one of the Finnish heritage diseases, shows altered and proliferation resembling that of . In the future, similar could potentially be treated by limiting excessive cell proliferation. This is demonstrated in a study led by docent Jukka Kallijärvi and professor emerita Vineta Fellman that was carried out at the Folkhälsan Research Center and the University of Helsinki and published in Nature Communications in April 2023.

Mitochondria are organelles responsible for a large portion of cellular energy metabolism. Mutations in genes required for mitochondrial functions cause mitochondrial diseases in humans. GRACILE syndrome is caused by a malfunction in the respiratory chain, the very system the mitochondria utilize to generate cellular energy. The onset of the syndrome is in the fetal period, manifesting after birth as a liver and kidney disease with severe metabolic complications. Newborns with the syndrome usually only survive a few weeks.

May 3, 2023

Chemotherapy drug reaches brain in humans for first time

Posted by in categories: biotech/medical, neuroscience

https://youtube.com/watch?v=KSDhqhKL-JQ

A major impediment to treating the deadly brain cancer glioblastoma has been that the most potent chemotherapy can’t permeate the blood-brain barrier to reach the aggressive brain tumor.

But now Northwestern Medicine scientists report results of the first in-human clinical trial in which they used a novel, skull-implantable ultrasound device to open the and repeatedly permeate large, critical regions of the to deliver chemotherapy that was injected intravenously.

Continue reading “Chemotherapy drug reaches brain in humans for first time” »

May 3, 2023

Study offers fresh hope for people living with chronic back pain

Posted by in categories: biotech/medical, health

Long-term sufferers of chronic back pain experienced dramatic reductions in pain and related disability that remained at their one-year follow-up after taking part in a new treatment tested by Curtin-Macquarie-Monash University research.

Published today in the journal The Lancet, the research found large clinically significant improvements in the intensity of pain and pain-related disability among almost 500 people who had been seeking help for their pain for an average of four years before trialing the new treatment.

The treatment, which delivered a health care and work productivity saving of more than $5,000 per person, took a whole-person approach by also helping people to make lifestyle changes aimed at improving their social and emotional health.

May 3, 2023

Scientists Engineer Longevity in Cells With a Hack That Extends Lifespan

Posted by in categories: biotech/medical, genetics, life extension

Our cells naturally degrade over time, which is part of the reason we’re not as mobile and sprightly aged 80 as we are aged 8. Now scientists have figured out a way to boost cell lifespan and longevity using a synthetic genetic ‘clock’.

Researchers from the University of California San Diego based their findings on the yeast Saccharomyces cerevisiae, making it unlikely that humans might live forever any time soon – but the team thinks that the work could be developed to eventually help the human body age in a healthier way.

By ‘rewiring’ the yeast cells, the researchers were able to boost their lifespan by 82 percent on average. It’s a promising development in the control of cellular aging and treating age-related conditions.

May 3, 2023

A company says it added mammoth DNA to plant-based burgers and that they tasted much more ‘intense’ and ‘meatier’ than the cow version

Posted by in categories: biotech/medical, food

Paleo’s CEO said there were “more aromatic compounds associated with grilled meat” present when the mammoth protein was added to plant-based burgers.

May 2, 2023

Some interesting organisms of the ocean

Posted by in category: biotech/medical

Biology is so freaking cool! So, I made a list (with fun facts and pictures) of just a small subset of the world’s many amazing ocean creatures. This makes me think: imagine if we knew as much about all these creatures as we know about the human body. I would love a set of nice thick copies of “Principles of Anatomy and Physiology” except that each one is devoted to a different oceanic organism.


cover image credit: Ryo Minemizu (for more, see https://www.ryo-minemizu.com/)

Anglerfish https://en.wikipedia.org/wiki/Anglerfish

Continue reading “Some interesting organisms of the ocean” »

May 2, 2023

Researchers develop gene-edited stem cells to reduce arrhythmias in heart attack patients

Posted by in categories: bioengineering, biotech/medical, genetics

In a recent study published in the journal Cell Stem Cell, researchers hypothesized that pacemaker-like activity of human pluripotent stem cell-derived cardiomyocytes (hPSC-CMs) resulted in engraftment arrhythmias (EAs), which hampers the clinical use of cell-based therapy using hPSC-CMs for treatment of myocardial infarction (MI).

Study: Gene editing to prevent ventricular arrhythmias associated with cardiomyocyte cell therapy. Image Credit: FrentaN / Shutterstock.

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