Triple test UK the double test is part of the combined test for prenatal diagnostics. A test of levels of dimeric inhibin A (DIA) is sometimes added to the other three tests, under the name "quadruple test." Other names used include "quad test", "quad screen", or "tetra screen." Inhibin A will be found high in cases of trisomy 21 and low in cases of trisomy 18. Triple test The triple test, also called triple screen, the Kettering test or the Bart's test, is an investigation performed during pregnancy in the second trimester to classify a patient as either high-risk or low-risk for
Owned-and-operated television stations in the United States VHF stations to Buffalo (WKBW-TV, channel 7) and Hartford (WTIC-TV channel 3, now WFSB), NBC decided that its experiment was a lost cause, and put WBUF and WNBC up for sale. While it found a buyer for WNBC (which retained its NBC affiliation), there were no takers for WBUF, and it went off the air in 1958. NBC then affiliated with WGR-TV, where it remains to this day. NBC donated WBUF's license and some of its equipment to PBS member station WNED-TV, which took over the channel 17 frequency in 1959 (due to a number of transactions, the WBUF-TV license