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In this image from video provided by Washington University, researcher Nicolas Barthelemy works on a p-tau217 test for Alzheimer's disease at a laboratory in St. Louis, Missouri on July 27, 2020. (Huy Mach/Washington University, St. Louis via AP)
July 30, 2020, 9:09 am
Scientists get closer to blood test for Alzheimer’s disease
Testing identifies people with disease with accuracy ranging from 89% to 98%, but scientists warn new approach still needs more validation
By MARILYNN MARCHIONE
A health worker draws blood from a patient for a COVID-19 antibody test at the Volusia County Fairgrounds in DeLand, Florida, on May 5, 2020. (AP Photo/John Raoux)
July 23, 2020, 5:42 am
Coronavirus antibodies fade fast, but protection may last longer
Initial research shows blood cells remember how to efficiently make new antibodies in case of reinfection, meaning someone can have immunity even without antibodies
By MARILYNN MARCHIONE
In this photo taken on May 2, 2020, doctors work inside the intensive care unit for people infected with the new coronavirus, at a hospital in Moscow, Russia. (AP Photo/Sophia Sandurskaya)
July 8, 2020, 10:18 am
‘Desperation science’ slows the hunt for coronavirus medicine
Ironically, attempts to fast-track research on COVID-19 drugs have led to a slew of low-quality studies that add to confusion. And statements by politicians aren’t helping either
By MARILYNN MARCHIONE
George Floyd. (Christopher Harris via AP)
June 5, 2020, 6:42 am
Experts say Floyd’s health issues don’t affect homicide ruling
Autopsy report on George Floyd finds severe heart disease, drugs in system, which would have made reaction to stress more severe, but not caused death, medical reviewers say
By MARILYNN MARCHIONE
A bottle of hydroxychloroquine tablets in Texas City, Texas, April 7, 2020. (AP Photo/David J. Phillip, File)
June 5, 2020, 12:13 am
Study raising concerns about using hydroxychloroquine to treat virus retracted
Several authors of research in Lancet say they ‘can no longer vouch for the veracity of the primary data sources’ after independent reviewers unable to verify information
By MARILYNN MARCHIONE
Rubber stoppers are placed onto filled vials of the remdesivir at a Gilead manufacturing site in the US, in March 2020. (Gilead Sciences via AP)
May 2, 2020, 12:58 am
Trump announces emergency approval for 1st drug shown to help virus recovery
In preliminary US trial, Gilead Science’s remdesivir shortens recovery time by 4 days; cleared for use for hospitalized patients with ‘severe disease’
By MATTHEW PERRONE and MARILYNN MARCHIONE
A vial of Gilead Sciences' remdesivir drug is seen during a press conference about the start of a study with drug in particularly ill coronavirus patients at the University Hospital Eppendorf (UKE) in Hamburg, northern Germany on April 8, 2020. (Ulrich Perrey/Pool/AFP)
April 29, 2020, 7:35 pm
Experimental drug declared by US as first effective treatment against COVID-19
Dr. Anthony Fauci says trial on patients shows GIlead Sciences remdesivir ‘can block this virus,’ American government to work to boost availability of the antiviral medication
By Martin Crutsinger, MARILYNN MARCHIONE and Anne D'Innocenzio
In this April 10, 2020, file photo, amid coronavirus concerns, a US healthcare worker takes the temperature of a visitor to Essentia Health who was crossing over a skywalk bridge from the adjoining parking deck, in Duluth, Minnesota. (Alex Kormann/Star Tribune via AP, File)
April 20, 2020, 9:32 am
Uncertainty around asymptomatic virus cases sparks hopes and fears
Much research, better testing required to know extent of under-the-radar cases; it means more people around us may be infected, but shortens path to supposed herd immunity
By MARILYNN MARCHIONE
In this January 2019 image made from video provided by Penn Medicine, IV bags of CRISPR-edited T cells are prepared for administering to a patient at the Abramson Cancer Center in Philadelphia. (Penn Medicine via AP)
November 6, 2019, 6:36 pm
In first, US doctors try CRISPR gene editing for cancer treatment
Procedure that bolsters patients’ immune systems by helping cells better identify and fight against cancer has so far yielded encouraging results
By MARILYNN MARCHIONE
In this December 15, 2018 photo, Supreme Court Justice Ruth Bader Ginsburg appears at an event organized by the Museum of the City of New York with WNET-TV held at the New York Academy of Medicine in New York. (AP Photo/Rebecca Gibian)
August 23, 2019, 9:59 pm
Supreme Court: Ruth Bader Ginsburg treated for tumor on pancreas
Officials say judge completed radiation therapy, no evidence of disease remaining in her 4th bout with cancer since she joined the court in 1993
By Jessica Gresko and MARILYNN MARCHIONE
In this Oct. 9, 2018 photo, an embryo receives a small dose of Cas9 protein and PCSK9 sgRNA in a sperm injection microscope in a laboratory in Shenzhen in southern China's Guangdong province. (AP/Mark Schiefelbein)
November 26, 2018, 5:42 am
Chinese scientist claims he created first-ever gene edited babies
Some protest crossing of ethical boundaries after He Jiankui says he used CRISPR technology to make HIV-resistant twin girls, in groundbreaking move that could rewrite biology
By MARILYNN MARCHIONE
Illustrative photo of an obese woman on a scale. (Photo via Shutterstock)
August 20, 2015, 2:41 am
Scientists find how obesity gene works, a clue to treatment
Genetics specialist at Beth Israel Deaconess Medical Center says new experiments reveal a mechanism previously unsuspected
By MARILYNN MARCHIONE
Peanut-based Israeli snack Bamba
February 24, 2015, 1:56 am
Israeli kids help prove early exposure to peanuts prevents allergies
Counter-intuitive, ‘transformative’ research compares Bamba-noshing youngsters with London Jewish children whose parents kept them away from such foods
By MARILYNN MARCHIONE
Working on breast cancer research at the Ben-Porath laboratory, Hadassah Hospital, Jerusalem. (Keren Freeman/Flash90)
August 9, 2014, 2:04 am
Study ties new gene to major breast cancer risk
Presence of PALB2 mutations make deadly disease nine times more likely, researchers find
By MARILYNN MARCHIONE
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