Streams

Richard Knox

Richard Knox appears in the following:

Maker Of $1,000 Hepatitis C Pill Looks To Cut Its Cost Overseas

Friday, February 07, 2014

An effective new medicine is developed as a cure for a major disease. The drug company prices the medicine at tens of thousands of dollars for a course of treatment. How can the disease-curing medicine be made accessible to patients who need it, most of whom live in low- and ...

Comment

Popular Testosterone Therapy May Raise Risk Of Heart Attack

Thursday, January 30, 2014

There's new evidence that widely prescribed testosterone drugs — touted for men with flagging libidos and general listlessness — might increase the risk of heart attacks.

A study of more than 55,000 men found a doubling of heart attack risk among testosterone users older than 65, compared with men ...

Comment

Worries About Bird Flu Curtail Chinese New Year Feasts

Monday, January 27, 2014

As China gets ready to usher in the Year of the Horse on Friday, millions of them will find it hard to buy chicken for traditional Lunar New Year feasts. That's a mark of the nation's growing anxiety about a poultry-borne flu virus called H7N9.

On Tuesday, Hong Kong agricultural ...

Comment

Half Of A Drug's Power Comes From Thinking It Will Work

Friday, January 10, 2014

When you take a pill, you and your doctor hope it will work — and that helps it work.

That's not a new idea. But now researchers say they know just how much of a drug's effect comes from the patient's expectation: at least half.

When patients in the midst ...

Comment

Hoped-For AIDS Cures Fail In 2 Boston Patients

Friday, December 06, 2013

HIV has reappeared in the blood of two Boston patients who scientists had hoped had been cured of their infections.

This disappointing development, reported by The Boston Globe's Kay Lazar, is yet another cautionary tale of how researchers can never afford to underestimate the human immunodeficiency virus's ability to ...

Comment

FDA Expected To Approve New, Gentler Cure For Hepatitis C

Thursday, December 05, 2013

The Food and Drug Administration is expected any day now to approve the first in a new class of drugs that can cure the leading cause of liver failure and liver cancer.

The disease is hepatitis C, a slow-moving but deadly virus that infects more than 3 million Americans. ...

Comment

Obama Launches HIV Cure Initiative, Ups Pledge For Global Health

Monday, December 02, 2013

Commemorating the 25th World AIDS Day a day late, President Obama announced an initiative Monday to find a cure for HIV infections that would be funded by $100 million shifted from existing spending.

"The United States should be at the forefront of new discoveries into how to put people into ...

Comment

Insurance Cancellations: The Price Of Mending A Broken System?

Tuesday, November 05, 2013

Lisa Dieckman, a retired psychologist in Los Angeles, likes the Affordable Care Act's promise that everybody can get health insurance. But she's not happy about being told she can't keep her own coverage and will have to pay considerably more for a policy she doesn't consider any better.

Doug Normington, ...

Comment

AIDS Scientists Encouraged By Antibodies That Hit Monkey Virus

Thursday, October 31, 2013

Scientists have a new idea for beating HIV: Target the virus with guided missiles called monoclonal antibodies.

At least in monkeys infected with an experimental virus similar to the human AIDS virus, the approach produced what researchers call "profound therapeutic efficacy."

The results appear Thursday in two papers published by ...

Comment

A Toddler Remains HIV-Free, Raising Hope For Babies Worldwide

Wednesday, October 23, 2013

A 3-year-old girl born in Mississippi with HIV acquired from her mother during pregnancy remains free of detectable virus at least 18 months after she stopped taking antiviral pills.

New results on this child, published online by the New England Journal of Medicine, appear to green-light a study in the ...

Comment

Haitian Cholera Strain Spreads To Mainland With Mexico Outbreak

Wednesday, October 23, 2013

A South Asian strain of cholera that was introduced into Haiti three years ago this month has now spread to this continent's mainland.

Mexico is the fourth Western Hemisphere country to experience the cholera outbreak. It's a disease that's very hard to stamp out once it gets into an ...

Comment

To Prevent HIV Infection, Couples Try Testing Together

Friday, October 18, 2013

Getting tested for HIV in the U.S. is almost always private, sometimes even secretive. Ditto for disclosing the results.

But some say the approach is outmoded at a time when many at risk for HIV — gay men — are in committed relationships.

Research shows as many as two-thirds ...

Comment

Fast Tests For Drug Resistance Bolster Malaria Fight

Wednesday, September 11, 2013

Malaria researchers have developed what they consider a crucial advance: Simple and fast tests that can tell when parasites have become resistant to the front-line drug against malaria.

Taken together, these tests give humans a new tool to counter the malaria parasite's ability to outwit every drug that's ever been ...

Comment

The Case For Clearing More Arteries During Heart Attacks

Sunday, September 01, 2013

An aggressive approach to preventing heart attacks could be the next big thing in the long battle against this leading cause of death.

A British study presented Sunday in Amsterdam finds that doctors can reduce future heart attacks and cardiac deaths by opening up multiple clogged coronary arteries while they're ...

Comment

Illicit Drugs And Mental Illness Take A Huge Global Toll

Wednesday, August 28, 2013

Mental disorders and substance abuse are the leading causes of nonfatal illness on the planet, according to an ambitious analysis of data from around the world.

A companion report, the first of its kind, documents the global impact of four illicit drugs: heroin and other opiates, amphetamines, cocaine and cannabis. ...

Comment

Vaccinating Babies For Rotavirus Protects The Whole Family

Tuesday, August 27, 2013

A 7-year-old vaccine that has drastically cut intestinal infections in infants is benefiting the rest of America, too.

A study published Tuesday from the Centers for Disease Control and Prevention shows that vaccinating infants against rotavirus has also caused a striking decline in serious infections among older children and ...

Comment

More Stroke Patients Now Get Clot-Busting Drug

Tuesday, August 27, 2013

It's been a long and often controversial road, but U.S. doctors are finally embracing a drug that can halt strokes and prevent disabling brain damage.

An analysis of more than 1 million stroke patients shows that use of the 17-year-old drug, called alteplase (brand-name Activase), nearly doubled between ...

Comment

Another Study Of Preemies Blasted Over Ethical Concerns

Friday, August 23, 2013

For the second time in four months, the consumer group Public Citizen is alleging that a large, federally funded study of premature infants is ethically flawed.

Both complaints raise a big issue that's certain to get more attention beyond these particular studies: What's the ethically right way to do research ...

Comment

Ebola Treatment Works In Monkeys, Even After Symptoms Appear

Wednesday, August 21, 2013

Ebola, your days as one of the world's scariest diseases may be numbered.

A team of U.S. government researchers has shown that deadly Ebola hemorrhagic fever can be vanquished in monkeys by an experimental drug given up to five days after infection — even when symptoms have already developed.

An ...

Comment