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Resultados de su búsqueda "Stem Cells".

Resultados de noticias de salud - 34

Government Crackdowns Can Cripple Bogus Stem Cell 'Cures' Industry

Hucksters offering bogus stem cell treatments can be deterred through government action, a new study says.

About 60% of direct-to-consumer advertising from fly-by-night stem cell clinics ceased after regulators in Canada and Australia intervened, researchers noted in the journal Cell Stem Cell.

“T...

Stem Cell Therapy Might Repair Vision-Robbing Holes in Retinas

Japanese researchers have successfully used a transplant of human stem cells to close a hole in a key part of a monkey's retina.

They say the achievement could pave the way for better treatment of small gaps that form in the macula, the central part of the eye's retina.

These macular holes can cause distorted or blurred vision, making it hard to see fine details, read or drive a ca...

Safe Pregnancies Possible After Stem Cell Treatment for Blood Cancer

Women who've undergone stem cell treatments for blood cancers, or for illnesses such as sickle cell disease, can successfully bring a pregnancy to term, new research shows.

The German findings run counter to the perceived wisdom on this issue: Many such patients are typically told that safe pregnancies are out of the question if they've undergone what's known as "allogeneic hemat...

Stem Cell Therapy Could Be Breakthrough Against Type 1 Diabetes

An experimental stem cell therapy can essentially cure type 1 diabetes by restoring insulin production in some patients, early clinical trial results show.

Seven out of 12 patients no longer needed daily insulin shots after receiving a full dose of the gene therapy, dubbed V...

Strategy Could Expand Stem Cell Donor Pool for People Battling Blood Cancers

An older drug used in a new way could open the path for more patients with potentially deadly blood cancers to receive a lifesaving stem cell transplant, a new study finds.

The drug, cyclophosphamide, could help patients receive a stem cell transplant even if the donor isn't a relative and only partially matches their blood type, researchers report.

Blood cancer patients had a high ...

Stem Cells From Patients' Fat Can Help Treat Spinal Cord Injuries

Stem cells derived from a patient's own fat can safely help improve sensation and movement after a spinal cord injury, a new, small study finds.

Patients treated with these stem cells experienced increased sensation from pinpricks and light touches, increased muscle strength and better sphincter control, results show.

"In spinal cord injury, even a mild improvement can make a signif...

Stem Cell Therapy Boosts Quality of Life for People With Advanced Heart Failure

Patients with advanced heart failure can benefit from stem cell therapy, a large, new clinical trial has found.

Injections of stem cells programmed to heal damaged heart tissue wound up improving overall quality of life for heart failure patients, compared to those who received a placebo treatment.

"Data from one of the largest cardiovascular cell therapy trials, testing a regenerat...

Early Promise for Stem Cell Therapy to Curb MS

Stem cells injected into the brains of multiple sclerosis patients appear to protect them against further damage from the degenerative disease, a new study shows.

MS occurs when the body's own immune system attacks and damages the protective sheath around nerve fibers, called myelin. This disrupts messages sent around the brain and spinal cord.

MS patients who received a fetal stem ...

Clinics Hawking Bogus Stem Cell Cures for Long COVID Are Everywhere

Dozens of fly-by-night businesses are marketing unproven and potentially dangerous stem cell treatments to people experiencing long COVID, a new study warns.

Researchers have identified 38 businesses engaged in direct-to-consumer marketing of purported stem cell treatments and exosome therapies for treating COVID.

These businesses are exploiting the desperation of people with long C...

Stem Cell Therapy Could Be Breakthrough Against Type 1 Diabetes

People with type 1 diabetes lack functional islet cells in their pancreas to produce the hormone insulin and must take daily insulin via injections or a continuous pump to compensate.

But if new research pans out, some folks with type 1 diabetes may no longer need ...

Stem Cell Treatment Halts MS for Some Patients

A new study is strengthening the evidence that stem cell transplants can be highly effective for some people with multiple sclerosis -- sending the disease into remission for years, and sometimes reversing disability.

Researchers found that of 174 MS patients who underwent stem cell transplants -- with cells from their own blood -- two-thirds had no evidence of "disease activity" over 10 ...

In a First, Scientists Grow Human Kidneys Inside Pigs

For the first time ever, a solid humanized organ has been grown from scratch in an animal -- a first step in a process that could potentially solve organ shortages and save countless lives.

Chinese researchers grew partially human early-stage kidneys inside embryonic pigs, using a variety of genetic engineering techniques, a new report reveals.

"This study demonstrates proof-of-prin...

Blinded by Chemical Burns, Patients Regained Sight With New Stem Cell Therapy

Phillip Durst was working near an industrial dishwasher when something went awry, and the machinery spewed caustic chemicals into his eyes.

"If I had been standing a foot left or right, it wouldn't have hit me right where it did. I was just standing in the wrong place,"said Durst, 51, of Birmingham, Ala.

The chemicals caused severe burns to his eyes, blinding him.

"I can'...

Stem Cells Might Someday Create New Tooth Enamel or 'Living Fillings'

Damaged teeth could one day be repaired with "living fillings"created from stem cells, a new study reports.

In the lab, researchers induced stem cells to form small, multicellular mini-organs that secrete the proteins that form tooth enamel, according to a report published Aug. 14 in the journal

  • Dennis Thompson HealthDay Reporter
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  • August 18, 2023
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    • Brain 'Organoid' Study Hints at the Origins of Autism

    Research using three-dimensional replicas of the developing brain created in a lab dish is shedding new light on autism spectrum disorder.

    Yale researchers found two paths to autism in the developing brain.

    "It's amazing that children with the same symptoms end up with two distinct forms of altered neural networks," co-senior author

  • Cara Murez HealthDay Reporter
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  • August 11, 2023
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    • European Man May Be 6th Person to Be 'Cured' of HIV

    It's rare for someone with HIV to go into remission and be considered "cured," but a European man may be the sixth to do so.

    First diagnosed with HIV in 1990, the man had been taking antiretroviral drugs since 2005 and received a stem cell transplant two years ago to treat a rare type of blood cancer.

    Known as the "Geneva patient,"the Swiss man in his 50s is one of only six people w...

    First Synthetic Human Embryo Models Created in Lab

    Scientists say they have created the first synthetic human embryo models, not actual human embryos but models meant to simulate and better understand early human development.

    These embryo-like structures were created from single human embryonic stem cells, without eggs and sperm, by scientists in the United States and United Kingdom, CNN reported.

  • Cara Murez HealthDay Reporter
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  • June 15, 2023
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    • More Evidence Gene Therapy Might Cure Sickle Cell Disease

    A clinical trial that's attempting to discover a cure for sickle cell disease has found a new gene therapy to be safe and successful in four patients.

    Two of the patients were treated at Cleveland Clinic Children's in Ohio, and doctors there are hopeful that their positive results will be borne out in future research.

    "New treatments like this are critical for people who have sickle...

    Scientists Create Monkey Embryo From Stem Cells

    Scientists have created an embryo-like structure using monkey embryonic stem cells for the first time, part of an effort to better understand early human development and organ formation.

    The researchers created the structures in a lab in China and then transferred them into the uteruses of female monkeys, according to a report published April 6 in the journal Cell Stem Cell.

    <...

    10 Years on, Stem Cell Transplant May Have Cured Patient of HIV

    A man who underwent a stem cell transplant to treat his cancer is showing "strong evidence" that the procedure also cured him of HIV -- the latest in a handful of cases doctors have reported.

    The patient, a man in his 50s, was HIV-positive when he underwent a stem cell transplant to treat leukemia. The procedure effectively gave him a new immune system -- critically, from a donor who had ...

    Stem Cell Therapy May Slow MS Better Than Meds: Study

    A new study is adding to evidence that people with multiple sclerosis can benefit from a type of stem cell transplant -- including some patients who are in a more advanced phase of the disease.

    The research is the latest look at a potential alternative treatment for some patients with MS -- using their own blood stem cells to try to reboot their faulty immune systems.

    Studies have f...

    Scientists Create Synthetic Mouse Embryo With Brain, Beating Heart

    Using only mouse stem cells, British researchers report they have created synthetic embryos that form a brain, a beating heart and other organs.

    The stem cells organized themselves until they developed beating hearts and the foundations of the brain and yolk sacs where the embryo...

    Study in Rats Offers Hope for New Parkinson's Therapy

    Experimental stem cell replacement therapy for Parkinson's disease shows promise in rats and will soon be tested in a human clinical trial, researchers say.

    "We cannot be more excited by the opportunity to help individuals who suffer from [a] genetic form of Parkinson's disease, but the lessons learned from this trial will also directly impact patients who suffer from sporadic, or non-gen...

    'Human Cell Atlas' Maps 1 Million Cell Types in 33 Organs

    An international research effort has unveiled the most extensive reference map yet of individual cells within the human body, knowledge that could revolutionize the study of health and disease.

    The massive Human Cell Atlas contains detailed maps of more than one million individual cells across 33 organs and systems, researchers announced this week.

    "You can think of it as a Google M...

    Researchers May Be Close to a Cure for Type 1 Diabetes

    Science could be well on its way to a cure for type 1 diabetes, as researchers hone transplant therapies designed to restore patients' ability to produce their own insulin, experts say.

    At least one patient - a 64-year-old Ohio man named

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  • February 25, 2022
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    • Woman Cured of HIV After Umbilical Cord Blood Transplant

    A woman with HIV who received an umbilical cord blood transplant has become the third person in the world to be cured of the virus that causes AIDS.

    The two others, both men, were cured after receiving bone marrow transplants from donors who carried a mutation that blocks HIV, The New York Times reported.

    The woman -- who is of mixed race -- was diagnosed with HIV in 2013 a...

    COVID-19 Can Cause Scarring of Kidneys: Study

    COVID-19 patients are at risk for serious long-term kidney damage, according to the results of a new investigation.

    The damage appears to come from the virus' ability to directly infect the kidneys. And in some cases, the scarring and damage may last well beyond the COVID infection itself, German, Dutch and American researchers said.

  • Alan Mozes HealthDay Reporter
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  • December 29, 2021
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    • New Clues to How Ovarian Cancer Begins -- and Might Be Prevented

    Researchers say they may be closer than ever to detecting ovarian cancer earlier and improving the odds for women with this life-threatening disease.

    In a new study, scientists used stem cells created from the blood samples of women with BRCA mutations and ovarian cancer to fashion a model of fallopian tube tissue.

    There, they found first hints of ovarian cancer in the fallopian tu...

    Could Gene Therapy Help Cure Sickle Cell Disease?

    A gene therapy that could provide a permanent cure for sickle cell disease continues to show success through a third wave of patients, researchers report.

    The therapy, LentiGlobin, restored normal blood function in 35 sickle cell patients who had the one-time procedure, according to clinical trial findings published Dec. 12 in the

  • Dennis Thompson HealthDay Reporter
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  • December 13, 2021
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    • Gene Therapy May Reverse Hurler Syndrome, a Rare and Severe Illness in Kids

    Gene therapy might soon offer a new option for children with a rare genetic disorder that damages tissues throughout the body, researchers are reporting.

    In a study of eight children with the condition, called Hurler syndrome, researchers found that the gene therapy was safe over two years. It also showed potential for beating the current standard treatment, stem cell transplantation.

    ...

    Stem Cell Therapy Boosts Outcomes for Some Heart Failure Patients

    Heart failure patients who fit a specific profile can benefit from injection of stem cells delivered directly into their heart muscle, a new study finds.

    Patients with mild or moderate heart failure who have high levels of inflammation responded well to the stem cell injections, and experienced a decline in their risk of heart attacks, strokes and heart-related death, clinical trial resul...

    Sales of Unproven, Unapproved Stem Cell Therapies Are Booming

    The sale of unproven and unapproved stem cell treatments has skyrocketed in the United States, according to a new five-year study.

    The study found a fourfold jump since 2016 in the availability of the treatments, which claim to do everything from relieving pain to slowing aging.

    People who use these treatments are needlessly spending thousands of dollars and could be putting their h...

    Bald Truth: Mouse Study May Get at Roots of Hair Loss

    New research in mice may provide clues to age-related hair loss in men and women.

    Scientists found that as hair stem cells in mice age, they lose the stickiness that keeps them secured inside the hair follicle. This allows the stem cells to drift away from the follicle.

    "The result is fewer and fewer stem cells in the hair follicle to produce hair," said study lead author Rui Yi, a ...

    Ten Years On, Gene Therapy Still Beating Most Cases of 'Bubble Boy' Immune Disease

    Nine of 10 patients with so-called "bubble boy" immune disease who received gene therapy about a decade ago are still disease-free, researchers report.

    The gene therapy was developed at the University of California, Los Angeles (UCLA), to treat the rare and deadly immune system disorder formally known as adenosine deaminase--deficient severe combined immunodeficiency (ADA-SCID).

    It'...