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Current Blood Test News and Events, Blood Test News Articles.
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Non-O blood groups associated with higher risk of heart attack
Having a non-O blood group is associated with a higher risk of heart attack, according to research presented today at Heart Failure 2017 and the 4th World Congress on Acute Heart Failure. (2017-04-30)

New blood test may better predict gestational diabetes
Researchers have found that a single measurement of GCD59, a novel biomarker for diabetes, at weeks 24-28 of gestation identified, with high sensitivity and specificity, women who failed the glucose challenge test as well as women with gestational diabetes. It was also associated with the probability of delivering a large-for-gestational-age newborn. (2017-04-27)

Possible new tool for first responders: An ice bag to the face
Cardiovascular decompensation is a significant risk after blood loss, even once the person is no longer actively bleeding. Applying a bag of ice to a person's forehead could help prevent this life-threatening complication while patients are being transported to the hospital. (2017-04-26)

New test assesses sperm function
Two new publications in the journal Molecular Reproduction and Development validate the usefulness of a test that determines if sperm can capacitate, a process that allows them to fertilize an egg. (2017-04-26)

Measuring immune response could be key to differentiating malaria from other infections
Analyzing a patient's immune response could be key to quickly and accurately diagnosing malaria, according to research presented on World Malaria Day at the 27th European Congress of Clinical Microbiology and Infectious Diseases. (2017-04-24)

T cell revival correlates with lung cancer response to PD-1 immunotherapy
In lung cancer patients who were taking immunotherapy drugs targeting the PD-1 pathway, testing for CD8 T cell activation in their blood partially predicted whether their tumors would shrink. (2017-04-24)

Post-biotics may help shield obese from diabetes
It was previously thought that bacteria only caused problems such as higher inflammation and higher blood glucose. But this is only half of the story. The researchers discovered that a specific component of bacteria actually lowers blood glucose and allows insulin to work better during obesity. (2017-04-20)

Review finds no benefit to aspirin for preserving cognitive function
An analysis of published studies found no evidence that low-dose aspirin buffers against cognitive decline or dementia or improves cognitive test scores. (2017-04-20)

Antibody helps detect protein implicated in Alzheimer's, other diseases
Damaging tangles of the protein tau dot the brains of people with neurodegenerative diseases like Alzheimer's and boxer's dementia. Now, a team led by scientists at Washington University School of Medicine in St. Louis has found a way to measure tau levels in the blood that accurately reflects levels of tau in the brain. The study, in mice and a small group of people, could be the first step towards a non-invasive test for tau. (2017-04-19)

Personalized workouts to prevent heart disease designed by new digital instrument
Personalized workouts to prevent heart disease can be designed by a new digital instrument, according to research published today in the European Journal of Preventive Cardiology. The EXPERT tool specifies the ideal exercise type, intensity, frequency, and duration needed to prevent a first or repeat cardiovascular event. (2017-04-19)

New blood test offers potential for faster, targeted treatment of non-small-cell lung cancer
Identification of a specific genetic mutation in patients with non-small-cell lung cancer (NSCLC) helps clinicians select the best treatment option. Potential NSCLC patients usually undergo invasive tissue biopsy, which may often be unnecessary and delays treatment. A report in The Journal of Molecular Diagnostics describes a new blood test that can accurately and quickly identify genetic mutations associated with NSCLC, allowing clinicians to make earlier, individualized treatment choices -- a step forward in personalized cancer treatment. (2017-04-19)

Researchers reveal developmental mechanisms behind rare bone marrow disorder
Myelodysplastic syndrome is an umbrella term used to describe disorders characterized by the bone marrow's inability to produce normal blood cells. Researchers from Charité - Universitätsmedizin Berlin have found that a mutation in a specific tumor suppressor gene is one possible reason why children with a very rare genetic disorder develop myelodysplastic syndrome. Results from this research have been published in the current edition of the Journal of Clinical Investigation. (2017-04-12)

Blood test shows promise in detecting abusive head trauma in infants
Researchers at Pitt and Children's Hospital of Pittsburgh of UPMC have developed a blood test that could help identify bleeding of the brain in infants as a result of abusive head trauma. (2017-04-10)

Time-lapse video reveals cells essential for 'birth' of blood stem cells
St. Jude Children's Research Hospital study examines origin of blood stem cells during development and offers clues for making 'donor blood' in the laboratory for therapeutic use. (2017-04-10)

Uncovering the secrets of white cell power
White blood cells push their way through barriers to get to infection sites. (2017-04-09)

Where does your blood actually come from?
Scientists at Lund University in Sweden have developed a new understanding of how the first blood cells form during human development as they transition from endothelial cells to form blood cells of different types. (2017-04-06)

Biological age-predicting 'epigenetic clock' for studying how to extend lifespan
In order to measure and test the effects of interventions in the lab, BWH investigators have developed an age-predicting clock designed for studies in mice. The new clock accurately predicts mouse biological age and the effects of genetic and dietary factors, giving the scientific community a new tool to better understand aging and test new interventions. (2017-04-05)

Heart attacks diagnosed quicker by new blood test
Scientists from King's College London have developed a new blood test that is more sensitive in detecting damaged heart muscle caused by a heart attack. (2017-04-04)

Method may help myeloma patients avoid painful biopsies
Engineers at MIT have devised a microfluidic technique to capture and count circulating plasma cells from small samples of blood. The technique, which relies on conventional blood draws, may provide patients with a less painful test for multiple myeloma. (2017-04-04)

Diabetes control is more difficult for night-shift workers
People with type 2 diabetes have poorer control over their blood glucose levels when they work the night shift compared with those who work in the daytime or are unemployed, a new study finds. The study results, to be presented Monday at the Endocrine Society's 99th annual meeting in Orlando, Fla., showed that poor long-term glycemic, or blood sugar, control, was independent of what workers ate or any sleep problems they had. (2017-04-03)

New simple tool can help identify people at high risk for prediabetes
The time to maximal sugar level during an oral glucose tolerance test is associated with higher risk for prediabetes and could give important information about the ability of the pancreas to secrete insulin, according to research presented at the Endocrine Society's 99th annual meeting, ENDO 2017, in Orlando, Fla. This simple tool could help to identify people who may benefit from early treatment strategies. (2017-04-03)

A biomarker for cancer of the oropharynx
A growing number of cases of oropharyngeal cancer are considered to be a consequence of infection with human papillomaviruses (HPV). Scientists at the German Cancer Research Center (DKFZ) have now revealed that a single blood sample test for specific antibodies can identify persons who are at a high risk of developing this type of cancer 10 years or more before cancer diagnosis. (2017-04-03)

New gene-based blood tests identify more skin cancers
Genetic testing of tumor and blood fluid samples from people with and without one of the most aggressive forms of skin cancer has shown that two new blood tests can reliably detect previously unidentifiable forms of the disease. (2017-04-02)

Kidney transplants: White blood cells control virus replication
Certain white blood cells play an important role in bringing a harmful virus under control after kidney transplantations. The results of a research group at the Department of Biomedicine at the University of Basel and University Hospital Basel could contribute to improving control of immunosuppression, avoiding transplant rejection and developing relevant vaccines. (2017-03-30)

What factors influence a patient's intent to get colorectal cancer screening?
A patient's confidence in their ability to schedule, plan for and properly conduct their part in colorectal screening methods is a key factor that predicts whether they intend to be tested, according to new research from Penn State College of Medicine. The findings suggest that educating patients could improve screening rates. (2017-03-30)

These 5 tests better predict heart disease risk
Five simple medical tests together provide a broader and more accurate assessment of heart-disease risk than currently used methods, cardiologists at UT Southwestern Medical Center found. (2017-03-30)

Elevated blood pressure not a high mortality risk for elderly with weak grip
A study of nearly 7,500 Americans age 65 or older suggests that elevated blood pressure is not related to high mortality risk among people in that age group with weak grip strength. (2017-03-28)

NASA's James Webb space telescope completes acoustic and vibration tests
At NASA's Goddard Space Flight Center in Greenbelt, Maryland the James Webb Space Telescope team completed the acoustic and vibration portions of environmental testing on the telescope. These tests are merely two of the many that spacecraft and instruments endure to ensure they are fit for spaceflight. (2017-03-28)

Prostate screening often occurs without discussion of benefits, risks
Less than a third of men in a large national survey reported talking with their doctor about both the pros and cons of the PSA blood test for prostate cancer, and the likelihood has decreased further since a national panel recommended against the test. (2017-03-28)

A new test to rapidly identify worldwide TB infections
A group of scientists from Arizona, Texas and Washington, D.C., has teamed up to develop the first rapid blood test to diagnose and quantify the severity of active TB cases. Led by Tony Hu, a researcher at Arizona State University's Biodesign Institute, eight research groups, including the Houston Methodist Research Institute and scientists at the National Institutes of Health, are harnessing the new field of nanomedicine to improve worldwide TB control. (2017-03-27)

Are tree nut allergies diagnosed too often?
A new study in Annals of Allergy, Asthma and Immunology shows about 50 percent of those who thought they were allergic to all tree nuts were able to pass an oral food challenge without a reaction. (2017-03-27)

Research addresses the threat of Zika virus to the US blood supply
Investigators have shown that certain screening methods that detect the genetic material of Zika virus can be used to ensure that donated blood supplies remain free of the virus. (2017-03-27)

Electrical 'switch' in brain's capillary network monitors activity and controls blood flow
New research has uncovered that capillaries have the capacity to both sense brain activity and generate an electrical vasodilatory signal to evoke blood flow and direct nutrients to neurons. (2017-03-24)

Major breakthrough in the manufacture of red blood cells
Researchers have generated the first immortalized cell lines which allow more efficient manufacture of red blood cells. (2017-03-23)

In a sample of blood, researchers probe for cancer clues
One day, patients may be able to monitor their body's response to cancer therapy just by having their blood drawn. A new study, led by bioengineers at UC Berkeley, has taken an important step in that direction by measuring a panel of cancer proteins in rare, individual tumor cells that float in the blood. (2017-03-23)

Researchers make flexible glass for tiny medical devices
Brigham Young University researchers have developed new glass technology that could add a new level of flexibility to the microscopic world of medical devices. Led by electrical engineering professor Aaron Hawkins, the researchers have found a way to make the normally brittle material of glass bend and flex. The research opens up the ability to create a new family of lab-on-a-chip devices based on flexing glass. (2017-03-23)

Breakthrough discovery may make blood test feasible for detecting cancer
W. Andy Tao, a professor of biochemistry and member of the Purdue University Center for Cancer Research, and colleagues identified a series of proteins in blood plasma that, when elevated, signify that the patient has cancer. Their findings were published in the early edition of the Proceedings of the National Academy of Sciences. (2017-03-20)

Detecting blood clot risk using biomarkers
Researchers at Boston Medical Center (BMC) and Boston University School of Medicine (BUSM) aim to increase survival rates among these patients by identifying new and validating existing biomarkers. (2017-03-15)

Fast and accurate paper test determines blood type in seconds
Scientists have created a fast, accurate, and versatile paper-based blood test that could be performed without the need for specialized equipment -- providing a more cost-effective strategy for blood grouping. After analyzing 3,550 clinical blood samples, the test demonstrated more than a 99.9 percent accuracy rate, and the only inconsistencies occurred in trials with highly uncommon blood types. (2017-03-15)

Why do we develop high blood pressure?
Abnormally high blood pressure, or hypertension, may be related to changes in brain activity and blood flow early in life. That's according to a study conducted on a rat model of high blood pressure, published in Experimental Physiology. (2017-03-09)

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