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Archive for the ‘biotech/medical’ category: Page 1668

Apr 14, 2020

Humming greatly increases nasal nitric oxide

Posted by in category: biotech/medical

The paranasal sinuses are major producers of nitric oxide (NO). We hypothesized that oscillating airflow produced by humming would enhance sinus ventilation and thereby increase nasal NO levels. Ten healthy subjects took part in the study. Nasal NO was measured with a chemiluminescence technique during humming and quiet single-breath exhalations at a fixed flow rate. NO increased 15-fold during humming compared with quiet exhalation. In a two-compartment model of the nose and sinus, oscillating airflow caused a dramatic increase in gas exchange between the cavities. Obstruction of the sinus ostium is a central event in the pathogenesis of sinusitis. Nasal NO measurements during humming may be a useful noninvasive test of sinus NO production and ostial patency. In addition, any therapeutic effects of the improved sinus ventilation caused by humming should be investigated.

Apr 14, 2020

NanoViricides, Inc. Progress on COVID-19 Drug Encouraging

Posted by in categories: biotech/medical, nanotechnology

The company’s update on its development of COVID-19 drug candidate is promising.

Vancouver, British Columbia—(Newsfile Corp. — March 31, 2020) — NanoViricides, Inc. (NYSE American: NNVC) (the “Company”) is a nano-biopharmaceutical Company at the development stage, with proprietary and patented drug development work focused on viral diseases. The Company’s research involves the use of a unique nanomedicine technology called nanoviricides — agents designed to “fool” a virus into attaching to an antiviral nanomachine, in the same way that the virus normally attaches to the receptors on a cell surface, but for the purpose of its neutralization and destruction. NanoViricides was highlighted by SmallCapsDaily for providing an update on its progress to develop a drug that can treat COVID-19, the coronaviral pneumonia disease which is caused by the SARS-CoV-2 virus, aka, 2019-nCoV, also known as the Wuhan coronavirus.

Apr 14, 2020

Germfalcon: The GermFalcon is a fast, affordable, convenient and effective way to eliminate germs from even the most hard-to-reach places on a plane

Posted by in category: biotech/medical

Apr 14, 2020

ID2020 and partners launch program to provide digital ID with vaccines

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

Step two of…

(Meanwhile in Bangladesh)


The ID2020 Alliance has launched a new digital identity program at its annual summit in New York, in collaboration with the Government of Bangladesh, vaccine alliance Gavi, and new partners in government, academia, and humanitarian relief.

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Apr 14, 2020

Shelter in Place with Shane Smith & Edward Snowden (Full Episode)

Posted by in categories: biotech/medical, internet, privacy

Shane chats with former NSA spy and whistleblower Edward Snowden on the rise of authoritarianism during the COVID-19 pandemic.

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Apr 14, 2020

Apple, Google Bring Covid-19 Contact-Tracing to 3 Billion People

Posted by in categories: biotech/medical, mobile phones

Apple Inc. and Google unveiled a rare partnership to add technology to their smartphone platforms that will alert users if they have come into contact with a person with Covid-19. People must opt in to the system, but it has the potential to monitor about a third of the world’s population.

Apr 14, 2020

Automatic diagnosis of the 12-lead ECG using a deep neural network

Posted by in categories: biotech/medical, robotics/AI

The role of automatic electrocardiogram (ECG) analysis in clinical practice is limited by the accuracy of existing models. Deep Neural Networks (DNNs) are models composed of stacked transformations that learn tasks by examples. This technology has recently achieved striking success in a variety of task and there are great expectations on how it might improve clinical practice. Here we present a DNN model trained in a dataset with more than 2 million labeled exams analyzed by the Telehealth Network of Minas Gerais and collected under the scope of the CODE (Clinical Outcomes in Digital Electrocardiology) study. The DNN outperform cardiology resident medical doctors in recognizing 6 types of abnormalities in 12-lead ECG recordings, with F1 scores above 80% and specificity over 99%. These results indicate ECG analysis based on DNNs, previously studied in a single-lead setup, generalizes well to 12-lead exams, taking the technology closer to the standard clinical practice.

Apr 14, 2020

Which state lockdowns in the U.S. have been extended?

Posted by in category: biotech/medical

Amid the coronavirus pandemic that has spread across the U.S., a number of states have extended their lockdown orders in an effort to combat the spread of the virus.

As of April 8, every U.S. state has reported confirmed coronavirus cases but the stay-at-home and shelter-in-place policies all came at different times. California was the first state to issue a stay-at-home order on March 19, while South Carolina was the most recent, issuing their statewide order on April 7. Some other states like Arkansas, Iowa, North Dakota and Nebraska have yet to issue statewide stay-at-home orders.

Apr 14, 2020

Smithsonian Scientists Discover Six New Coronaviruses in Bats in Myanmar

Posted by in category: biotech/medical

The new viruses are not harmful to humans or closely related to SARS-CoV-2, the coronavirus that causes COVID-19.

Apr 14, 2020

Israeli researchers at Hebrew U develop faster, cheaper COVID-19 test

Posted by in categories: biotech/medical, economics, robotics/AI

Researchers at the Hebrew University of Jerusalem announced on Sunday that they have developed a new method of testing for COVID-19 which is not only 4–10 times faster than the tests most commonly used today, but also significantly cheaper, while supplying the same level of accuracy. Moreover, most of the materials required to perform the new test are already available in Israel, easing significantly both the country’s dire shortage of testing materials and its heavy economic dependence on foreign commercial markets. The method was developed in the labs of Prof. Nir Friedman of the Institute of Life Sciences and the School of Engineering and Computer Sciences and Dr. Naomi Haviv of Hebrew University’s Neuroscience Research Center, and is based on materials which are not affected by global shortages and can be recycled for repeated used on future tests. The method commonly used today for COVID-19 testing involves extracting RNA molecules from a patient’s sample to determine if the molecules produced have viral RNA within them, which confirms the presence of the coronavirus. The new test developed by the researchers performs the same action, but is made from more commonly attainable materials, that produce results at a much higher speed. Dr. Naomi Haviv said that “We have an efficient RNA extraction method, 4–10 times faster than the current method. It is based on magnetic beads and can be performed both robotically and manually.”

Other than the magnetic beads, all of the other materials needed to perform the tests are available for purchase in Israel. The beads themselves are recyclable and can be reused to perform future tests. “The robotic method has already undergone a series of tests at Hadassah Hospital, using hundreds of samples from patients — and is now becoming operational.”

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