News of World Medicine
Scientists have designed a unique material for artificial bones
According to UPI.com the scientists of Northwestern University claim that bones may be printed on a 3D-printer. For this purpose, researchers have designed a special ink from mineral hydroxyapatite and the biodegradable polymer. The scientists have conducted experiments in stem cells and animals.
Contraceptive pills increase the risk of depression
It is known that women are twice more likely than men suffer from depression. A lot of them refuse to take hormonal contraceptives because of mood changes. According to UPI.com the scientists from the University of Copenhagen have analyzed data of 1061997 women. The average age of participants was 24 years.
A unique sweetener
Scientists constantly look for safe sweeteners. The latest development is a fruit protein brazzein. It is sweeter than regular sugar, and it contains fewer calories, Lab Manager says. But the protein has a problem: if it is obtained directly from the fruit harvested in West Africa, it may be very expensive. Therefore, the scientists have made the fungi to produce the protein in vitro and in large quantities.
Scientists claim that the new anesthetic is more effective than morphine
Scientists say, they have developed an alternative to morphine, which does not cause breathing problems. A respiratory arrest is one of the main causes of death with an overdose of morphine, The Australian says. Plus, the alternative is not addictive.
Unique sensor is able to detect a heart attack in a minute
It was developed by scientists from the National Institute of Science and Technology of Ulsan. Immunosensor measures the level of cardiac troponin I (cTnI) - a protein that enters the blood after a heart attack. For diagnose, only one drop of blood is needed. The result appears in a minute, NDTV says.
New method will allow to monitor a genes’ activity in a brain
It helps to identify the areas where genes are "turned off". This method might simplify the diagnosis of disorders such as Alzheimer's disease or schizophrenia. The new technique is a type of positron emission tomography (PET), says Popular Science.
Stem cells may help the children with arthropathy
Indian researchers are planning to use stem cells for the treatment of Perthes disease. This disease is a very common. It is associated with a disturbance of blood supply to the femoral head. The new method of treatment will save children from disability, says The Times of India.
Thanks to novel treatment you will forget about kidney stones
Kidney stones can be dissolved by the unique combination of calcium oxalate. Also it can prevent the occurrence of stones, says Business Standard with the reference to the discovery of the University of Houston.
Experts have told what the weak link of conventional antidepressants is
It is known that antidepressants start to work not so fast - sometimes it takes weeks or months to feel the effect from that. Finally, the experts of University of Illinois understood why this treatment takes so long, said The Daily Mail.
Now we know, where we can find a universal remedy for all flu strains
Virologists have identified three types of antibodies that can neutralize the different strains of influenza virus. This is another step towards obtaining a universal flu vaccine. As it is known due to mutations of the virus, seasonal influenza vaccine has to be updated each year. However the virus has a constant part which might be an ideal target for vaccine’s antibodies.