Re: UPI - Exploding capsules could reduce shots

[Guest guest]

I don't know what to make of this but... it seems pretty creepy to

me.

-Sue M

>

> http://tinyurl.com/8k55t

>

> Exploding capsules could reduce shots

> 1/3/2006

>

> GHENT, Belgium, Jan. 3 (UPI) -- New " self-exploding " microcapsules

> could change the way some vaccines are administered.

>

> The microcapsules, developed by Belgian chemists, could one day

> precisely release drugs and vaccines inside the human body weeks

or

> even months after injection.

>

> Instead of an initial injection followed by a series of boosters,

> certain vaccines could be given in a single shot with

the " booster "

> microcapsules timed to rupture at appropriate intervals.

>

> A study of the microcapsules by researchers at Ghent University

and

> the Universite Catholique de Louvain, is scheduled to appear in

the

> Jan. 9 issue of the American Chemical Society's journal

> Biomacromolecules.

>

> Unlike some other microcapsules, which release drugs only when

> exposed to ultrasonic waves or another external trigger, the new

> system relies on internal mechanisms.

>

> Each of the microparticles features a biodegradable gel core that

is

> surrounded by a lipid membrane. As the gel biodegrades, pressure

> builds up in the membrane. Eventually the microcapsule ruptures,

> releasing the medication.

>