Like most of us, you have
probably never heard of gold nanoparticle therapy. That’s not surprising. It's
a new treatment that will be used for the first time in a cancer clinical to
treat lung cancer. The process was invented by biomedical engineers,
Naomi Halas and
Jennifer West, at Rice University in Houston, Texas. The trial will be
conducted by
Cancer Treatment Centers of
America.
When these nanoparticles were
first tested in mice, the result was tumor remission in 100 percent of the
experimental subjects.
The nanoparticles consist of
microscopic balls of silica (glass) encased in a thin shell of gold. These nanoparticles
are injected into the blood stream and absorbed by tumors—not healthy tissue.
After 12 to 24 hours, when the
particles have been absorbed by the tumor, an infrared laser is used to heat
the particles and destroy the tumor cell. Tumors are damaged or destroyed with
minimal effect on healthy tissues.
The trial, approved by the FDA,
will be conducted by
Mark
Lund, MD, Director of Interventional Pulmonology, Bronchoscopy & ICU at
Eastern Regional Medical Center. Additional trials are planned for metastatic
head and neck tumors and prostate cancer.
Successful results from these
trials could provide new and minimally invasive treatment for some common
cancers.
To put a smile on your face see Larry's latest cartoon.
To learn more about clinical trials, take a look at our book.
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(c) 2012 Tom Beer and Larry Axmaker