Category Archives: Microbiology

For a while, new evidence has been accumulating linking the gut microbiota to brain function. A new paper published recently in Cell Reports, shows that the intermediary is a type of white blood cell, evidencing as well the relationship […]

It all began in 1891, when Dr. William B. Coley, a bone sarcoma surgeon at the Memorial Hospital in New York, injected streptococcal organisms into a patient with inoperable cancer. He thought that the infection he induced would have the […]

Some pharmaceutical painkillers and analgesics like Noscapine, papaverine and tubocurarine or the most famous opioids codeine or morphine are Benzylisoquinoline derivatives. Few of them are used daily for thousands of people to relieve a variety of physical pains. However, due […]

 
Last Friday I was, as is always the case listening to an enthusiastic talk given by one of the PhD students from my department. As part of her PhD work, she is trying to understand why periodontitis, an inflammatory […]

 
We are one of a kind because our genetic background says so. When our parents conceived us, one set of chromosomes from each of them merged to create a brand new diploid cell called zygote, which is already unique. […]

 
There is a widespread concern about the increasing antibiotic resistance and the limited new drugs to treat infectious diseases, as discussed in a previous post. Consequently, the discovery of a new antibiotic active against a range of bacterial […]

 
Listeria monocytogenes is a food-borne Gram positive bacteria that causes the infection listeriosis. It is responsible for serious clinical manifestations including gastroenteritis, and meningitis and encephalitis in newborns, with 20 to 30 % of clinical infections resulting in […]

 
Bacteria are the workhorses for a large number of biotechnological processes. From different fermentation processes to insulin production, they are widely used in industry due to their efficiency, fast duplication times and ease of maintenance. But often their behaviour […]

Few weeks ago, a new report by WHO reveals that antibiotic resistance is now a major threat to global public health: “the world is headed for a post-antibiotic era”. One of the priorities is the treatment of urinary […]

Tuberculosis (TB) represents a serious public health problem. The latest reports estimate an incidence of 8.7 million cases in 2001 and over 1.4 million deaths per year. The disease is usually be treated with a first-line drugs, isoniazid and rifampin, […]