Tag Archives: blood

Pancolonic varices and portal venous overload

Colonic arterio-venous malformation, although a rare disease, merits to be known as possible cause of severe lower digestive haemorrhage, which often constitutes the first clinical symptom. Colonoscopy usually represents the first diagnostic tool, demonstrating grossly enlarged vessels

Cancer can growth without angiogenesis. A new field opened in cancer biology

The word cancer derives from the Greek “karkinos “which means “crab”.  According to the legend reported by Paul of Aegina in the 7th Century AD, this name was chosen because this disease “has the veins stretched on

A surgical treatment for high blood pressure

According to the Center for Disease Control and Prevention, 70 million Americans are diagnosed with high blood pressure, also referred to as hypertension in the medical field. The majority of these individuals are not experiencing any symptoms

Jurassic siphon

The sauropod dinosaurs were the tallest animals to ever stalk the earth. The fossilised remains of sauropods indicate that some had necks as long as 12 m.  Sauropods are often depicted with their heads held high –

Nocardia donostiensis

Edmond Nocard was a French veterinarian and microbiologist born in Provins in 1850. One of his main contributions to medicine was the discovery of a bacterial genus called “Nocardia” on his honor. Most of the species belonging

Genetic disorders in primary aldosteronism – familial and somatic: an explanatory attempt

Aldosterone is the steroid hormone secreted from the adrenal gland in response to sodium deficiency, blood volume loss or potassium loading. It acts on the kidney and the colon to retain sodium and excrete potassium, in a

Superhydrophobic plasma separator for point-of-care diagnostics

Blood is a complex, heterogeneous fluid containing red blood cells, white blood cells, platelets and plasma. Blood is a mirror of health and disease since it contains numerous diagnostic biomarkers that are indicators of infectious diseases, cancer,

From crime scene to crime lab: potential interactions between blood detection methods

Crime scene investigators and forensic scientists at the crime laboratories both utilize rapid, presumptive tests to determine the likelihood of the presence of blood.   At the crime scene, investigators commonly utilize Bluestar® or Luminol to produce a

The earlier, the better and the controlled. Glucose level sensing in diabetic patients through nano biosensors

Gone are the days when there was a big pain for patients suffering from high blood glucose (blood sugar) level that early and rapid detection was a long wait & rather unpleasant. Now recently developed approaches using

Bloody stool due to ulcerative colitis during low-carbohydrate weight-loss diet

The prevalence of overweight and obesity is a global concern. Therefore, various weight-loss diets have been developed. A low-carbohydrate weight-loss diet, also known as the Atkins diet, is one such diet. In the United States, the proportion

A better, safer clot buster for heart attacks, strokes and other cardiovascular diseases

A clot that obstructs blood flow triggers the onset of most heart attacks and 85% of strokes, the leading causes of death and disability worldwide.  Reestablishing blood flow rapidly limits damage to the heart or brain, saves

Poor blood sugar control in elderly people with diabetes is associated with increased infection risk

Diabetes guidelines for doctors (such as those by NICE) suggest that they consider relaxing the blood sugar control targets for older people. This is because older people are less likely to get the long-term benefits of improved

An “appealing” small virus

In 1975 in London , an australian researcher, doctor Yvonne Cossart has detected by immunological procedures a new virus in the serum of a blood donor; the name of the blood pocket was B19 so this virus

Why blood donors lapse or reduce their donation’s frequency?

Finding effectives ways to retain blood donors is crucial. Four percent of Quebec (Canada) citizens are registered in the province’s blood bank. Only 6% of blood donors are registered as apheresis donors, but they supply 15% of

Melatonin reduces blood pressure and tunes up disrupted circadian rhythms in the seniors

The older we get the more likely our circadian rhythms are disrupted. For example, blood pressure not only tends to increase but as well become more irregular. Luckily, as we show here, melatonin helps to ameliorate both

Silencing a microRNA may keep the doctor away for diabetic wounds

Patients with diabetes are frequently afflicted with impaired wound healing that may progress into chronic, diabetic ulcers, often leading to complications including limb amputation with increased risk of morbidity and mortality. These ulcers occur not only in