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Page 15 - பயோமெக்கானிக்ஸ் உயிர் இயற்பியல் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Immunosuppressive cell and cytokine response linked to bone nonunion

 E-Mail EUGENE, Ore. Feb. 18, 2021 An abnormal suppression of the immune system linked to the onset of numerous diseases has been associated with poor functional regeneration of traumatic bone injuries. Levels of immune cells and proteins circulating in the blood following traumatic injury combined with advanced data analytics could predict whether patients are likely to respond to treatment, said Robert Guldberg, executive director of the Phil and Penny Knight Campus for Accelerating Scientific Impact. The project detailed in a paper published online ahead of print in the Proceedings of the National Academy of Sciences identified myeloid-derived suppressor cells and the immunosuppressive cytokine IL-10 as the strongest predictors of delayed and less effective bone-healing.

South American lizard s blood pressure mechanism is more efficient at cool temperatures

 E-Mail IMAGE: The black and white tegu lizard, which depends on external environmental factors to regulate body temperature, can survive swings between 15 and 35 degrees Celsius in a single day while. view more  Credit: Gustavo Marega Oda/UFSCar The mechanism that keeps arterial blood pressure stable in black and white tegu lizards (Salvator merianae) even as their body temperature varies substantially is more efficient at lower than higher external temperatures, contrary to what has always been believed, and vascular regulation plays a key role in pressure adjustments, according to an article PLOS ONE by researchers at the Federal University of São Carlos (UFSCar) in the state of São Paulo, Brazil. The research was supported by FAPESP.

Skies of blue: Recycling carbon emissions to useful chemicals and reducing global warming

 E-Mail Credit: Pusan National University Rapid global urbanization has dramatically changed the face of our planet, polluting our atmosphere with greenhouse gases and causing global warming. It is the need of the hour to control our activities and find more sustainable alternatives to preserve what remains of our planet for the generations to come. Carbon dioxide (CO 2) and carbon monoxide (CO) make up a large proportion of industrial flue gases. Recent research has shown that certain microorganisms are capable of metabolizing these gases into useful by-products. Thus, attempts are now being directed to using microbes to recycle these gases and convert them into useful chemicals in a process known as carbon capture and utilization (CCU). This is a step beyond the current widespread practice of carbon capture and storage (CCS). However, such CCU requires high energy input making the scaling up of this process difficult and expensive. How can this process then be optimized fo

Do sweat it! Wearable microfluidic sensor to measure lactate concentration in real time

Lactate, a compound present in sweat, is an important biomarker to quantify during exercise. However, available wearable sensors can cause skin irritation, which calls for the use of different materials. In a recent study, scientists at Tokyo University of Science have developed a soft and nonirritating microfluidic sensor for the real-time measurement of lactate concentration in sweat. This wearable device will help monitor the state of the body during intense physical exercise or work.

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