Tag: biology

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BIOLOGY

Megatooth Sharks: Thermophysiology explains both its Evolution and Extinction

Umesh Prasad -
Extinct gigantic megatooth sharks were at the top of the marine food web once. Their evolution to gigantic sizes and their extinction are not...
MEDICINE

Brain-eating Amoeba (Naegleria fowleri) 

Umesh Prasad -
Brain-eating Amoeba (Naegleria fowleri) is responsible for brain infection known as primary amoebic meningoencephalitis (PAM). The infection rate is very low but highly fatal....
BIOLOGY

Eukaryotes: Story of Its Archaeal Ancestry

Umesh Prasad -
The traditional grouping of life forms into prokaryotes and eukaryotes was revised in 1977 when rRNA sequence characterisation revealed that archaea (then called 'archaebacteria')...
BIOLOGY

Self-amplifying mRNAs (saRNAs): The Next Generation RNA Platform for Vaccines 

Umesh Prasad -
Unlike conventional mRNA vaccines which encodes only for the target antigens, the self-amplifying mRNAs (saRNAs) encodes for non-structural proteins and promotor as well which...
BIOLOGY

Would Synthetic Embryos Usher in the Era of Artificial Organs?   

Umesh Prasad -
Scientists have replicated the natural process of mammalian embryonic development in the laboratory up to the point of development of brain and heart. Using...

Mass Extinctions in the history of Life: Significance of NASA’s Artemis Moon and Planetary Defence DART Missions  

Umesh Prasad -
Evolution and extinction of new species have gone hand in hand since life began on Earth. However, there have been at least five episodes...
BIOLOGY

Discovery of a novel human protein that functions as RNA ligase: first report of such protein in higher eukaryotes 

Rajeev Soni -
RNA ligases play an important role in RNA repair, thereby maintaining RNA integrity. Any malfunction in RNA repair in humans seems to be associated...
BIOLOGY

Extinct Thylacine (Tasmanian tiger) to be Resurrected   

Umesh Prasad -
Ever changing environment leads to extinction of the animals unfit to survive in the changed environment and favours survival of the fittest which culminate in...
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