The last two environmental studies raised the threshold.
That became especially apparent when studies raised questions about the value of hormone replacement drugs.
Ms. Fricker said the company's studies raised serious questions about whether genetically modified grass should be introduced into the environment.
Later studies raised questions about whether some veterans were suffering traumatic reactions to war-related events, or to other, unrelated factors.
Recent studies raised a concern about the compaction quality of concrete of deep hollow core slabs (HCS) during the fabrication process using the dry extrusion method.
Later studies raised questions about whether some veterans were suffering traumatic reactions to war-related events, or as a result of other, unrelated factors.
These studies raised the hypothesis that a laminin-5-derived peptide can promote wound healing by accelerating re-epithelialization in vivo.
After the previous two studies raised questions about the drugs, sales of Vytorin and Zetia decreased to about $4.56 billion in 2008, compared with about $5.19 billion in 2007, according to a company regulatory filing.
Prof. Frank Furstenberg, a sociologist of the family at the University of Pennsylvania, said that he did not question the findings and believed that the studies raised important questions, but he noted that stepfamilies vary widely.
Second, previous studies raised concerns that AID fusion can destabilize substrate proteins4, and we observed that fusing mAID to Venus or Venus-ANAPC4 partially altered the localization of the fusion protein.
Those studies raised "serious questions" about phone safety, Carlo told a closed-door meeting of the CTIA's board of directors, whose members included the CEOs or top officials of the industry's 32 leading companies, including Apple, AT&T and Motorola.
