Sentence examples for substances has not from inspiring English sources

Moreover, the agency seems to be taking action against some steroid ingredients that the Drug Enforcement Administration, which has jurisdiction over controlled substances, has not yet declared to be illegal unless prescribed by a physician, said Michael J. DiMaggio, a lawyer in Mineola, N.Y.

UDP-glucuronocyltransferase 2B7 (UGT2B7) catalyzes glucuronidation of various types of endogenous compounds and drugs, but the genetic basis of interindividual variation in the metabolism of these substances has not yet been sufficiently elucidated.

The autopsy findings due to mixing up of these two substances has not been reported in medical literature, and the typical post-mortem appearance of these individual compounds may change because of the chemical reactions occurring inside and outside the body.

In particular, the toxicity of small particulate substances has not been controversial and may be negligible as the body size increases.

In the latest furor, the former head of the U.S.O.C.'s drug-testing program has claimed that in recent years half of the American athletes who have tested positive for banned substances have not been punished.

"No current water treatment product can claim specific ability to eliminate terrorist-introduced bio-organisms or chemicals," Mr. Ferguson said, explaining that tests for such substances have not yet been incorporated in product design and performance standards.

However, manufacturing of final oral solid dosage as tablets from drug substances had not been demonstrated.

Because of the low solubility and the experimental challenges, most of these substances have not been satisfactorily tested with regard to their ecotoxicological effects.

We realized that although people had looked at many different types of materials for lasers, biological substances had not played a major role".

But these latter substances have not been found in the clouds of dust and gas around new stars that can form planets, making their link to life tenuous.

The UNODC said this is an alarming problem, as the substances have not been tested for safety and pose "unforeseen public health challenges".