Biology Current Affairs - 2019

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Scientists create world’s first 3D-printed human corneas

Scientists from Newcastle University, UK have created world’s first 3D printed human corneas (3D printed thin protective film over eye) that could solve problem of shortage of available eye donors and help millions of blind people gain sight again. Cornea is outermost layer of the human eye. Its key function is to focus vision. It Read More…

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April 19: World Liver Day

The World Liver Day (WLD) is observed every year on April 19 to build awareness and understanding importance of liver in human body and how liver ailments can be treated. The 2018 theme for WLD is ‘Riding New Waves in Liver Diagnosis, Staging & Treatment’. As per World Health Organisation (WHO), liver diseases are 10th Read More…

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Interstitium: Scientists discover new organ in human body

Scientists have discovered new organ in human body and have named it as ‘interstitium’. It will be the 80th organ in the human body. It might be might be also the biggest organ in human body It was discovered while doctors were investigating patient’s bile duct, searching for signs of cancer. They had noticed cavities Read More…

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Chinese scientists for first time successfully clone monkeys

Chinese scientists for first time have successfully cloned two identical long-tailed macaques (monkeys), named Zhong Zhong and Hua Hua using same technique that produced Dolly sheep two decades ago. This development makes them world’s first primates – the order of mammals that includes monkeys, apes and humans – to be cloned from non-embryonic cell. Key Read More…

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Scientists for first time grow skeletal muscle tissue from stem cells

Scientists from Duke University in North Carolina, US for first time have developed working human skeletal muscle from stem cells in the laboratory. Stem cells Stem cells are undifferentiated biological cells that can differentiate into specialized cells and can divide to produce more stem cells. They are found in multicellular organisms. In mammals, there are Read More…

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Scientists create world’s smallest data recorder from bacteria

Researchers from Columbia University Medical Centre (CUMC) in US have converted natural bacterial immune system into the world’s smallest data recorder. The researchers modified an ordinary laboratory strain of ubiquitous human gut microbe (bacteria) Escherichia coli (E Coli) which enabled it to record their interactions with environment and also time-stamp events. Key Facts The microscopic Read More…

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Jacques Dubochet, Joachim Frank and Richard Henderson selected for 2017 Nobel Prize in Chemistry

The Royal Swedish Academy of Sciences has selected Jacques Dubochet, Joachim Frank and Richard Henderson for the 2017 Nobel Prize in Chemistry. They were selected for developing cryo-electron microscopy for the high resolution structure determination of biomolecules in solution.  Chemistry was third of this year’s Nobel Prizes. Contributions of trio Richard Henderson in 1990 was Read More…

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