Osman Shabir, News Medical

Osman Shabir

News Medical

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Past articles by Osman:

Levels of Hydration and Cognitive Function

Water makes up for around 50-70% of human body weight and is necessary for the daily functioning of the body, including playing key roles in metabolism. → Read More

Bat Coronavirus RaTG13

RaTG13 is a SARS-related coronavirus found in bats and is highly similar to the SARS-CoV-2 virus. → Read More

The Phylogenetic Tree of the SARS-CoV-2 Virus

SARS-CoV-2 is a beta-coronavirus that is thought to be originally bat-borne before jumping to humans to cause the COVID-19 pandemic. → Read More

How Could a Virus be Genetically Engineered?

Viruses can be genetically engineered for a variety of reasons including gene therapy for the treatment of genetic diseases, and vaccine development. → Read More

What is RNA Interference?

RNA interference (RNAi) is a key biological process that leads to the silencing of gene expression. → Read More

What is Reverse Genetics?

Reverse genetics enables researchers to understand gene function by observing changes to phenotypes of cells created with modifications to their genomes. → Read More

Role of T Cells in COVID-19

COVID-19 is an infectious respiratory disease caused by SARS-CoV-2 and the subject of an ongoing global pandemic. → Read More

What is the Renin-Angiotensin-Aldosterone System?

The renin-angiotensin-aldosterone system (RAAS), or renin-angiotensin-system (RAS) is a regulator of blood pressure and cardiovascular function. → Read More

What are the Symptoms of COVID-19?

COVID-19 is an infectious disease caused by the SARS-CoV-2 virus. The main symptoms of COVID-19 resemble that of a respiratory ‘flu— ‘like disease. → Read More

What is TMPRSS2?

TMPRSS2 is an endothelial cell surface protein that is involved in viral entry and spread of coronaviruses including SARS-CoV-2 the virus that causes COVID19. → Read More

What is a Glycoprotein?

Glycoproteins are molecules that comprise of protein and carbohydrate chains that are involved in many physiological functions including immunity. → Read More

What is R0?

R0, or the basic reproduction number/rate, refers to the contagiousness and transmissibility of infectious pathogens. → Read More

What is Case Fatality Rate (CFR)?

Case Fatality Rate measures the severity of disease by defining the total number of deaths as a proportion of reported cases at a specific time. → Read More

What is Neuroscience?

Neuroscience is the scientific study of the nervous system and is a branch of biology, also known as neurobiology. → Read More

What is Gliogenesis?

Gliogenesis is the generation of glial cells (non-neuronal cells) in the nervous system (both central and peripheral nervous systems). → Read More

Training the Brain – Strengthening Neural Networks

Brain training refers to a set of different activities that are tailored to enhance or maintain an individual’s cognitive abilities, especially later in life. → Read More

What are the Long-Term Effects of Concussion from Sport?

Sports-related concussions can have a profound impact on affected individuals’ behavior, personality, and mood as well as upon the lives of loved ones. → Read More

Brain Differences in Cannabis Users

Cannabis is the most commonly used recreational drug that has several psychoactive properties. This article looks at the brain differences in users. → Read More

Bipolar Disorder and Parkinson’s

A common clinical characteristic of many neurodegenerative diseases is that of depressive disorders amongst other psychiatric disturbances. → Read More

Mechanisms Behind Epileptic Seizures

Epileptic seizures happen when there is a burst of neural activity that leads to a seizure. This article looks at the mechanism of epileptic seizures. → Read More