It is hard to decide when and where the opium poppy was first cultivated. It may have been
grown for its seeds before people discovered how to prepare mekonion from the leaves and …

MicroRNAs (miRNAs) are small noncoding regulatory RNAs that reduce stability and/or
translation of fully or partially sequence-complementary target mRNAs. In order to identify …

MARIJUANA and many of its constituent cannabinoids influence the central nervous system
(CNS) in a complex and dose-dependent manner1, 2. Although CNS depression and …

Abstract Small RNAs bound to Argonaute proteins recognize partially or fully complementary
nucleic acid targets in diverse gene-silencing processes,,,. A subgroup of the Argonaute …

Mutations of the α-synuclein gene, have been identified in some familial forms of Parkinson's
disease, and α-synuclein protein has been shown to accumulate in the brains of patients …

To understand the biology and evolution of ruminants, the cattle genome was sequenced to
about sevenfold coverage. The cattle genome contains a minimum of 22,000 genes, with a …

Taq DNA polymerase can catalyze nontemplated addition of a nucleotide (principally
adenosine) to the 3′ end of PCR-amplified products. Recently, we showed that this activity …

Despite its high prevalence, very little is known regarding genetic predisposition to prostate
cancer. A genome-wide scan performed in 66 high-risk prostate cancer families has …

Several neurodegenerative disorders are characterized by intracellular protein
accumulations or inclusions, such as the Lewy bodies of Parkinson's disease. Although little …

Vasopressin and oxytocin are made and released by neurons of the hypothalamo-
neurohypophysial system. Pulse labeling these neurons with radioactive amino acid …