Archive by Author

Ebola virus: why is it so deadly?

The current outbreak of Ebola in Central Africa is the largest the world has ever seen. As of mid-August 2014, the death toll is nearing 1000 and the disease has spread more rapidly and widely through African nations than any previous outbreak. The disease has several strains which have fatality rates of between 50-90%. Yet […]

When Death is Good

Death is generally a word with unpleasant or upsetting connotations, but when it comes to your body cells, death can be a very positive thing. Apoptosis is the scientific name for cell death, and it is happening constantly. You only need think of one extremely common disease to realise how important apoptosis is. During their lifetime, […]

The Problem with Antibiotic Resistance

  Antibiotic resistance is one of the greatest challenges facing modern medicine. The phenomenon occurs when microbes become resistant to antibiotics; the drugs often used to treat bacterial infections. Any exposure to antibiotics selects for the survival of bacteria which possess resistance genes – those which survive can then go on to infect others, allowing […]

Rheumatoid Arthritis: A Comic Strip.

Rheumatoid arthritis is an autoimmune disease which attacks synovial joints all over the body, such as wrists, hips and fingers. The word “arthritis” may conjure up an idea of a disease affecting the elderly, but the average age of onset for rheumatoid arthritis (RA) is between 30-50 years, and it can affect people of any […]

Natalizumab – a drug for the intestine with unexpected side effects…

Crohn’s Disease is an inflammatory conditions of the GI tract, which usually affects people aged 20-40 years. It can be caused by a number of factors, including dysregulation of immune cells or interruption of the mucus barrier which lines the intestine. Pro-inflammatory substances called cytokines are present in high concentrations in the intestine, while there […]