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Several companies began selling test kits.
Although commercial chips with built-in lasers are years away, Luxtera, a company in Carlsbad, Calif., is already selling test chips that incorporate most optical components directly into silicon and then inject laser light from a separate source.
Last week, a Houston, Texas, company called Gene by Gene (GBG) retreated from its Myriad challenge, agreeing to stop selling test kits in North America.
The company has had a good run selling test stands, which cost in the hundreds of thousands of dollars, to other fuel-cell developers.
Similar(52)
It shut down an online firm selling "tested green" certifications for products that were neither tested nor green.
For TB alone, more than 50 firms are developing or already selling tests that might be useful in poor places.
Theral Timpson, president of Consumer Genetics, said his company, in Sunnyvale, Calif., had not raised much money yet and hoped to support itself by selling tests in the meantime.
"We're potentially entering a retail era where companies are marketing and selling testing services directly to the consumer," said Dr. Bruce A. Friedman, a pathology professor at the University of Michigan Medical School.
Quest Diagnostics and LabCorp will analyze blood samples sent by doctors, rather than sell test kits to doctors and hospitals.
It now competes with such companies as Qualicon, a subsidiary of DuPont, and Strategic Diagnostics, a Delaware company that sells test kits.
Ed Jacklitch of San Jose worked for a dot-com that sold test and measurement equipment over the Internet.
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