science newsletter: Science News SciGuru.com

Δευτέρα 25 Νοεμβρίου 2013

Science News SciGuru.com

How long does it take a virus to infect a cell?
Dying from a food allergy is less likely than being murdered
Symptom clusters after surgery for esophageal cancer predict poor prognosis
Steroid injections for premature babies linked to mental health risk

How long does it take a virus to infect a cell?

Posted: 25 Nov 2013 07:14 AM PST

The key pathway by which viruses “attack” consists in releasing viral DNA into the infected cell, taking over the host cell’s transcription mechanisms and using them to reproduce itself. In order to fight or exploit to our benefit the action of viruses, scientists are trying to understand this process in detail.

Dying from a food allergy is less likely than being murdered

Posted: 25 Nov 2013 06:27 AM PST

A person with a food allergy is more likely to be murdered than to die from a severe reaction, according to a new study. One in 10 children has a food allergy. Many sufferers and their parents experience anxiety about the possibility of a severe and life-threatening allergic reaction, called anaphylaxis, but until now no studies have estimated how common death from such reactions is.

Symptom clusters after surgery for esophageal cancer predict poor prognosis

Posted: 25 Nov 2013 04:31 AM PST

A new study from Karolinska Institutet show that several months after surgery for esophageal cancer, different symptoms cluster together in different types of patients. In addition, patients with certain symptom clusters have an increased risk of dying from their disease. The findings are published in the scientific journal Cancer.

Steroid injections for premature babies linked to mental health risk

Posted: 22 Nov 2013 01:00 PM PST

Steroid injections given to pregnant women before premature birth may increase the child's risk of later behavioural and emotional difficulties, a study has found.