Showing posts with label temperatures. Show all posts
Showing posts with label temperatures. Show all posts

Monday 30 March 2015

How Many Different Types Of Rhinoviruses

How Many Different Types Of Rhinoviruses.
Though it's never been scientifically confirmed, ordinary sageness has it that winter is the season of sniffles. Now, new animal enquire seems to back up that idea. It suggests that as internal body temperatures fall after exposure to cold air, so too does the safe system's ability to beat back the rhinovirus that causes the common cold. "It has been covet known that the rhinovirus replicates better at the cooler temperature, around 33 Celsius (91 Fahrenheit), compared to the quintessence body temperature of 37 Celsius (99 Fahrenheit)," said study co-author Akiko Iwasaki, a professor of immunobiology at Yale University School of Medicine.

And "But the ground for this deadening temperature preference for virus replication was unknown. Much of the focus on this question has been on the virus itself. However, virus replication machinery itself workings well at both temperatures, leaving the question unanswered. We in use mouse airway cells as a model to study this question and found that at the cooler temperature found in the nose, the swarm immune system was unable to induce defense signals to block virus replication".

The researchers argue their findings in the current issue of the Proceedings of the National Academy of Sciences. To traverse the potential relationship between internal body temperatures and the ability to fend off a virus, the research rig incubated mouse cells in two different temperature settings. One group of cells was incubated at 37 C (99 F) to impressionist the core temperature found in the lungs, and the other at 33 C (91 F) to mirror the temperature of the nose.

Sunday 5 January 2014

How To Behave In Hot Weather

How To Behave In Hot Weather.
It's only initially June 2013, but already soaring temperatures have hit some parts of the United States. So sway health officials are reminding the supporters that while hundreds die from heat exposure each summer, there are way to minimize the risk. "No one should pop off from a heat wave, but every year on average, extreme heat causes 658 deaths in the United States - more than tornadoes, hurricanes, floods and lightning combined," Dr Robin Ikeda, acting guide of the National Center for Environmental Health at the US Centers for Disease Control and Prevention, said in an power scandal release. A new gunfire released from the CDC found that there were more than 7200 heat-related deaths in the United States between 1999 and 2009.

Those most at peril included seniors, children, the poor and people with pre-existing medical conditions. One "extreme fury event" - with maximum temperatures topping 100 degrees - lasted for two weeks go the distance July and centered on Maryland, Ohio, Virginia and West Virginia. That occasion alone claimed 32 lives, the CDC said. Storms can pit oneself against a major role in heat-related deaths as well, the agency noted.

Immediately before the arrival of the extreme exhilaration in the July event, intense thunderstorms with high winds caused widespread damage and influence outages, leaving many without air conditioning. In 22 percent of the deaths, loss of authorization from the storms was known to be a contributing factor, the report found. The median age of the masses who died was 65 and more than two-thirds died at home.

According to the report, three-quarters of victims were unmarried or lived alone. Many had underlying strength issues such as heart disease and chronic respiratory disease. There was one ablaze with spot in the report: Fewer deaths were reported last year than in antecedent extreme heat events. That's likely due to measures taken by local and state agencies, according to the promulgate published in the June 6 issue of the CDC journal Morbidity and Mortality Weekly Report.