Abuse of cocaine-opiatecombinations (†œspeedballs―) reported clinically was simulated
in a rhesus monkey model of simulta neous cocaine and heroin self-administration. The …

… As I have argued elsewhere (Frieze 2015), we have become subject to so many choice-making
mechanisms these days through so many kinds of questionnaire and calls to express …

The goal of this study was to determine if buprenorphine continues to reduce cocaine self-administration
over long periods of treatment, or if tolerance develops to this effect. The effects …

… The stock solu tion was then &Iter sterilized using a 0.22-J,1 &Iter and stored in sterile,
pyrogen-free vials. Solutions were checked daily to ensure that no precipitate had formed. Fresh …

The acute effects of iv cocaine on basal levels of prolactin (PAL), luteinizing hormone (LH)
and follicle-stimulating hormone were examined in nine female rhesus monkeys during the …

The effects of acute cocaine administration(0.4 or 0.8 mg/kg) on anterior pituitary hormones
were studied in four male and six female adult rhesus monkeys during the midluteal phase of …

This study was designed to determine whether opioid mixed agonist-antagonist analgesics
other than buprenorphine also selectively reduce cocaine self-administration by rhesus …

… There was a strong trend for an interaction between buprenorphine treatment and cocaine
dose (J’(2,lO) = 2.138, P = 0.052). The evening session was most sensitive to buprenorphine’…

The effects of acute cocaine administration on synthetic LHRH-stimulated anterior pituitary
hormones (LH, FSH, and PRL) were studied in 6 female rhesus monkeys during the follicular …

The effects of dopamine on regulation of prolactin secretion were studied in female rhesus
monkeys before cocaine exposure and again after 2 months to 2.7 years of daily cocaine self-…