introduction: nicotine is the psychoactive substance responsible for establishing and maintaining smoking dependence. cyp2a6 is the primary enzyme that inactivates nicotine to cotinine .genetic variation in cyp2a6 accounts for some of the inter-individual variability in nicotine metabolism and has been indicated to influence smoking behavior and dependence. therefore, the aim of this study was ...

Although emotions have been assumed conventionally to be universal, recent studies have suggested that various aspects of emotions may be mediated by cultural background. The purpose of our research was to test these contradictory views, in the case of the subjective evaluation of visual affective stimuli. We also sought to validate the recently introduced Nencki Affective Picture System (NAPS)...

BACKGROUND Mutations and promoters' methylation of a set of candidate cancer genes (CAN genes) are associated with progression of colorectal cancer (CRC). We hypothesized that these genes' promoters are inactivated through epigenetic silencing and may show a different profile in high-risk populations. We investigated the status of CAN gene methylation and CHD5 protein expression in African Amer...

It is often assumed that there a confrontation between science and Islam, especially in religious communities. Biological evolution one of the constant sources contention due to its metaphysical implications. Although are some empirical data showing low acceptance understanding basic principles Sunni-majority countries, has been categorical lack about Iran as most influential Shiite-majority st...

This study aimed to develop scenarios of Iranians’ future participation in leisure-time physical activity (LTPA). To this end, 12 experts the field leisure, sociology, and sport management we...

TEHRAN (AP) Ayatollah Ruhollah Khomeini’s followers, already holding scores of hostages in the U.S. Embassy in Tehran, seized two U.S. consulates and the British Embassy yesterday in an escalating war of nerves against “ the great Satan, America” and its “ evil ” ally. No injuries were reported in the new takeovers in Iran, and it was not known how many new American hostages were seized, if any...