abstract：:1. The administration of an analgesic dose (10 mg/kg, s.c.) of morphine increased the concentrations of the dopamine metabolites, 3,4-dihydroxyphenylacetic acid (DOPAC) and homovanillic acid (HVA) in the brains of normal mice, and the time course of the change in the DOPAC concentration corresponded approximately to t...

journal_title：British journal of pharmacology

authors： Fukui K,Takagi H

更新日期：1972-01-01 00:00:00

abstract：:1. 5-Hydroxytryptamine (5-HT) transport has been investigated in rat blood platelets poisoned with dinitrophenol-sodium fluoride or ouabain.2. The inhibition of transport produced by different concentrations of the metabolic inhibitors has been correlated with changes in the internal Na(+) and K(+) concentrations of t...

journal_title：British journal of pharmacology

authors： Sneddon JM

更新日期：1971-12-01 00:00:00

abstract：:1. Morphine, oxotremorine and physostigmine showed antinociceptive activity in mice using the hot plate reaction time test.2. The action of morphine, but not that of oxotremorine, was antagonized by naloxone and by nalorphine, whereas the effect of physostigmine was unaffected by naloxone and increased by nalorphine.3...

journal_title：British journal of pharmacology

authors： Pleuvry BJ,Tobias MA

更新日期：1971-12-01 00:00:00

abstract：:1. DL-1-(2-acetyl-4-n-butyramidophenoxy)-2-hydroxy-3-isopropylaminopropane hydrochloride (M & B 17803A) was given to four healthy volunteers in single oral doses of up to 300 mg. There were no subjective effects and no significant alterations in the heart rate, systolic and diastolic blood pressure in the seated posit...

journal_title：British journal of pharmacology

authors： Cuthbert MF,Owusu-Ankomah K

更新日期：1971-11-01 00:00:00

abstract：:1. The drug HA-966 (1-hydroxy-3-amino-pyrrolidone-2), which chemically resembles the cyclic form of GABA, has been studied for neuro-pharmacological properties and for effects on the catecholamine content of the corpus striatum.2. The acute effects on spontaneous behaviour of rodents included flaccid catalepsy and rev...

journal_title：British journal of pharmacology

authors： Bonta IL,De Vos CJ,Grijsen H,Hillen FC,Noach EL,Sim AW

更新日期：1971-11-01 00:00:00

abstract：:1. The pharmacokinetics of cyclophosphamide were investigated in cancer patients. The data can be characterized by a two-compartment open model. The half life of the elimination phase of the drug ranged between 3 and 11 hours.2. Extensive tubular reabsorption of the drug resulted in the excretion of only a small perce...

journal_title：British journal of pharmacology

authors： Cohen JL,Jao JY,Jusko WJ

更新日期：1971-11-01 00:00:00

abstract：:1. The bovine pulmonary vein contracts in response to acetylcholine, histamine, 5-hydroxytryptamine and bradykinin. The tissue is particularly sensitive to 5-hydroxytryptamine (>0.1 ng/ml). Specific Schultz-Dale reactions were elicited in the pulmonary vein in response to horse plasma.2. The Schultz-Dale reaction is i...

journal_title：British journal of pharmacology

authors： Eyre P

更新日期：1971-10-01 00:00:00

abstract：:1. The pharmacokinetic interaction between phenylbutazone and sulphadoxine has been studied in live sheep.2. Intravenous injection of phenylbutazone causes a rapid fall in the concentration of total sulphadoxine together with a simultaneous rise in the concentration of free sulphadoxine in plasma. Both processes are c...

journal_title：British journal of pharmacology

authors： McQueen EG,Wardell WM

更新日期：1971-10-01 00:00:00

abstract：:Inhalation of cyclopropane in dogs, by the closed circuit method, for a fixed period, produced an emetic response during recovery from anaesthesia. Bilateral surgical ablation of the emetic chemoreceptor trigger zone of the area postrema rendered the dogs refractory to several times (3-6) the threshold emetic dose of ...

journal_title：British journal of pharmacology

authors： Badola RP,Bhargava KP,Dixit KS,Ratra CK

更新日期：1971-09-01 00:00:00

abstract：:1. A study has been made of serum, mixed and parotid salivary levels attained in normal volunteers following oral dosage of 500 mg phenoxymethylpenicillin tablets, 500 mg crushed phenoxymethylpenicillin tablets in capsules, 500 mg ampicillin, 500 mg cloxacillin and 500 mg cephalexin.2. High mixed saliva levels were ob...

journal_title：British journal of pharmacology

authors： Speirs CF,Stenhouse D,Stephen KW,Wallace ET

更新日期：1971-09-01 00:00:00

abstract：:1. A new method for the estimation of 4-hydroxy-3-methoxyphenylethylamine (3-methoxytyramine) in brain tissue is described. This is based on the formation of a fluorescent derivative by oxidation with potassium ferricyanide in ammonium hydroxide solution.2. The effects of some drugs on the concentration of 3-methoxyty...

journal_title：British journal of pharmacology

authors： Guldberg HC,Sharman DF,Tegerdine PR

更新日期：1971-08-01 00:00:00

abstract：:1. The relationship between the capacity of the chick biventer preparation, both intact tissue and homogenate, to inactivate acetylcholine and the ability of eserine to increase the sensitivity of the tissue to acetylcholine have been investigated.2. At concentrations of eserine of 2.69 x 10(-9)M and 2.69 x 10(-8)M th...

journal_title：British journal of pharmacology

authors： Baldwin DW,Lesser E

更新日期：1971-07-01 00:00:00

abstract：:1. The concentrations of 5-hydroxytryptamine (5-HT), 5-hydroxyindolacetic acid (5-HIAA) and noradrenaline (NA) in homogenized rat brains were determined after intraperitoneal injection of 1,2,3,4-tetrahydro-2-naphthylamine (THN).2. THN caused a decrease in the concentration of brain 5-HIAA without altering its 5-HT co...

journal_title：British journal of pharmacology

authors： Bruinvels J

更新日期：1971-06-01 00:00:00

abstract：:1. The specificity of several ganglion stimulants has been tested on the isolated guinea-pig ileum by measuring the dose ratios produced by concentrations of hexamethonium.2. Most ganglion stimulants are also active at postganglionic receptors, some as blocking agents (for example, lobeline and dimethylphenylpiperazin...

journal_title：British journal of pharmacology

authors： Barlow RB,Franks F

更新日期：1971-05-01 00:00:00

abstract：:1. Insulin antibodies were induced in young guinea-pigs of both sexes weighing 300-400 g and housed in a room maintained at 28 degrees C+/-2 degrees C, by subcutaneous injection of 2 ml of freshly prepared insulin antigen emulsion between the shoulders once every month.2. To estimate the titre of serum antibody the se...

journal_title：British journal of pharmacology

authors： Gulati OD,Patel DG

更新日期：1971-05-01 00:00:00

abstract：:1. The actions of bretylium tosylate on neuromuscular transmission in the rat phrenic nerve diaphragm preparation have been investigated by electro-2. On the guinea-pig ileum, threshold doses elicit repeated maximal spike contractions which are blocked by atropine. In the presence of atropine, higher concentrations of...

journal_title：British journal of pharmacology

authors： Clineschmidt BV,Geller RG,Govier WC,Pisano JJ,Tanimura T

更新日期：1971-04-01 00:00:00

abstract：:1. In cortical slices from rat brain incubated in a medium containing the irreversible cholinesterase inhibitor, soman (0.005 mM) and a high concentration of KCl (25 mM), atropine exerts a stimulating action on the release of acetylcholine (ACh).2. Two possible explanations for this action were examined. Atropine migh...

journal_title：British journal of pharmacology

authors： Polak RL

更新日期：1971-04-01 00:00:00

abstract：:1. An investigation has been made of the effects of cadmium and zinc ions upon the contractile response of the guinea-pig isolated ileum to methacholine, histamine, potassium ion and a.c. field stimulation. The metal ions depress the response to all of these agents.2. Radioisotope studies showed that cadmium and zinc ...

journal_title：British journal of pharmacology

authors： Schnieden H,Small RC

更新日期：1971-03-01 00:00:00

abstract：:Human foetal small intestine was shown to contain both alpha- and beta-adrenoceptors with a predominance of beta-adrenoceptors. The tissue examined was obtained from foetuses of gestational age between 8 and 26 weeks. ...

journal_title：British journal of pharmacology

authors： Hart SL,Mir MS

更新日期：1971-03-01 00:00:00

abstract：:1. Steady state fever has been produced in rabbits with a priming injection followed by a sustaining infusion of homologous plasma containing endogenous pyrogen (EP). This fever appears to last as long as the infusion continues.2. Intravenous salicylate given 1 h after the start of the EP infusion produced only a smal...

journal_title：British journal of pharmacology

authors： Cranston WI,Luff RH,Rawlins MD,Wright VA

更新日期：1971-02-01 00:00:00

abstract：:1. The effects of intradermally injected prostaglandins (PGs) E(1), E(2), F(1alpha) and F(2alpha) have been examined in the rat and in man.2. PGE(1) and PGE(2) caused an increase in local vascular permeability in rat skin; their potency was comparable with that of other putative mediators of inflammation (histamine, b...

journal_title：British journal of pharmacology

authors： Crunkhorn P,Willis AL

更新日期：1971-01-01 00:00:00

abstract：:1. The ionic dependence of [(3)H]-metaraminol transport by rabbit ventricular slices was studied.2. Transport was Na(+) dependent. Choline, Li(+), K(+), Rb(+) or Cs(+) could not be substituted for Na(+).3. Transport was K(+) dependent. Rb(+) and Cs(+), but not Li, could be substituted for K(+), their relative potencie...

journal_title：British journal of pharmacology

authors： Paton DM

更新日期：1971-01-01 00:00:00

abstract：:1. The electrical activity of guinea-pig pelvic ganglion cells following iontophoretically applied cholinergic drugs, alone and during orthodromic nerve stimulation via the hypogastric nerve, has been recorded intracellularly.2. Iontophoretic application of nicotine (Nic) and acetylcholine (ACh) reduced membrane resis...

journal_title：British journal of pharmacology

authors： Holman ME,Muir TC,Szurszewski JH,Yonemura K

更新日期：1971-01-01 00:00:00

abstract：:1. The blood pressure response to ranatensin, an undecapeptide from the skin of the frog, Rana pipiens, has been studied in various experimental animals.2. Ranatensin raised blood pressure in the dog and rabbit. The response was not altered by atropine, phentolamine, propranolol or hexamethonium, suggesting a direct p...

journal_title：British journal of pharmacology

authors： Geller RG,Govier WC,Pisano JJ,Tanimura T,Van Clineschmidt B

更新日期：1970-12-01 00:00:00

abstract：:1. A crude preparation of toxin was extracted from a sample of mussels Mytilus edulis, part of a batch responsible for many cases of paralytic shellfish poisoning.2. The crude extract was partially purified by absorption on sodium Amberlite ion-exchange resin. Two toxins were recovered by elution from the Amberlite, a...

journal_title：British journal of pharmacology

authors： Evans MH

更新日期：1970-12-01 00:00:00

abstract：:A linear correlation between amplitude of miotic response and initial pupil diameter has been demonstrated in rabbits using various concentrations of pilocarpine HC1. The same correlation was found when published results in humans using carbachol were examined and it is likely that the correlation also applies to pilo...

journal_title：British journal of pharmacology

authors： Burns J,Horlington M,Robson D

更新日期：1970-11-01 00:00:00

abstract：:1. A synthetic oxytocin analogue, [1-N-carbamoyl-hemicystine-2-O-methyltyrosine]-oxytocin (carbamoyl-methyloxytocin), has been tested as an antagonist to the actions of oxytocin and vasopressin on the uterus, the mammary gland and blood pressure.2. The analogue inhibited the response of the isolated rat uterus to both...

journal_title：British journal of pharmacology

authors： Bisset GW,Clark BJ,Krejcí I,Polácek I,Rudinger J

更新日期：1970-10-01 00:00:00

abstract：:1. The role of the sympathetic nervous system in experimental hypertension and associated changes in aortic sodium and potassium was studied using normal and immunosympathectomized Sprague-Dawley rats.2. A single injection of antiserum to nerve-growth factor to rats at birth produced less intensive destruction of the ...

journal_title：British journal of pharmacology

authors： Ayitey-Smith E,Varma DR

更新日期：1970-10-01 00:00:00

abstract：:1. The biotransformation of prostaglandin E(1) (PGE(1)) was studied in the isolated, perfused dog kidneys.2. An average 43% of PGE(1) was converted into the less polar metabolite I by a single passage through the kidney. As the re-circulation of the perfusate continued, PGE(1) was converted not only into metabolite I ...

journal_title：British journal of pharmacology

authors： Nakano J

更新日期：1970-10-01 00:00:00

abstract：:1. The concentrations of adrenaline and noradrenaline in the brains of chickens (Gallus domesticus) have been determined using two different methods of fluorimetric analysis.2. The concentrations of adrenaline, noradrenaline and also dopamine were found to increase with age, as did the relative amount of adrenaline pr...

journal_title：British journal of pharmacology

authors： Callingham BA,Sharman DF

更新日期：1970-09-01 00:00:00

abstract：:1. In the neuronally isolated cortex of the cat, local application of bemegride, picrotoxin, nikethamide, caffeine and strychnine facilitated the surface positive response of the isolated cortex and lowered the stimulus threshold for this response. Excepting nikethamide, they all produced convulsive discharge in the i...

journal_title：British journal of pharmacology

authors： Frank GB,Jhamandas K

更新日期：1970-08-01 00:00:00

abstract：:1. The effects of some drugs known to inhibit transmission in the superior cervical ganglion and at the neuromuscular junction were investigated on the cholinergic nerve-smooth muscle junction, using the rat isolated innervated urinary bladder preparation.2. HC-3 and Win 4981 inhibited the indirectly evoked contractio...

journal_title：British journal of pharmacology

authors： Dhattiwala AS,Jindal MN,Kelkar VV

更新日期：1970-08-01 00:00:00

abstract：:1. Measurements were made of the uptake, metabolism and release of [(3)H]-adrenaline by human platelets in citrated plasma or in an artificial medium.2. Radioactive adrenaline was not taken up at 0-2 degrees C. At 37 degrees C there was a slow uptake which continued for at least 5 hours.3. About half of the radioactiv...

journal_title：British journal of pharmacology

authors： Born GV,Smith JB

更新日期：1970-08-01 00:00:00

abstract：:1. The effects of adrenaline, noradrenaline, isoprenaline and terbutaline (PINN), 1-(3,5-dihydroxyphenyl)-2(t-butylamino)-ethanol, on the sphincter of Oddi were studied in anaesthetized cats. Both adrenaline and noradrenaline (1-4 mug/kg) increased resistance to flow through the sphincter. This effect was blocked by d...

journal_title：British journal of pharmacology

authors： Liedberg G,Persson CG

更新日期：1970-07-01 00:00:00

abstract：:1. The effects of dimethothiazine have been studied on the response of afferent fibres from primary and secondary endings of muscle spindles in the soleus muscle of the decerebrate cat during stretching of the muscle under controlled conditions.2. Dimethothiazine in doses of 1 to 4 mg/kg intravenously reduced the disc...

journal_title：British journal of pharmacology

authors： Maxwell DR,Rhodes KF

更新日期：1970-07-01 00:00:00

abstract：:1. Some hydroxy-, amino-, and methoxy- phenylalkyltrimethylammonium compounds, beta-pyridylmethyl- dimethylamine and pyrrolidine, and beta-pyridylethyltrimethylammonium, were tested on avoidance learning in mice and their effects were compared with those of (-)-nicotine.2. The o- and m- hydroxybenzyl-, o-hydroxyphenet...

journal_title：British journal of pharmacology

authors： Barlow RB,Oliverio A,Satta M,Thompson GM

更新日期：1970-07-01 00:00:00

abstract：:1. Plasma, peripheral and thoracic lymph concentrations of penicillin V, phenethicillin, carbenicillin, ampicillin, cloxacillin, penicillin G, chloramphenicol and sulphadiazine were determined at various time intervals up to 6 h following intramuscular administration of 50 mg/kg to dogs.2. Peak plasma concentrations o...

journal_title：British journal of pharmacology

authors： Acred P,Brown DM,Clark BF,Mizen L

更新日期：1970-06-01 00:00:00

abstract：:1. Two preparations, a segment of the ileum and the myenteric plexuslongitudinal muscle preparation, have been used for an analysis of the inhibitory effects of adrenaline, noradrenaline and isoprenaline on the contractor responses of the longitudinal muscle to acetylcholine or to electrical, coaxial or field, stimula...

journal_title：British journal of pharmacology

authors： Kosterlitz HW,Lydon RJ,Watt AJ

更新日期：1970-06-01 00:00:00

abstract：:1. Propranolol, a beta-adrenoceptor blocking drug with local anaesthetic and a direct myocardial depressant action, and MJ 1999, a beta-adrenoceptor blocking drug which has no local anaesthetic or intrinsic sympathomimetic action, were compared for beta-adrenoceptor blocking activity in man.2. Propranolol was 2.67 tim...

journal_title：British journal of pharmacology

authors： Kofi Ekue JM,Lowe DC,Shanks RG

更新日期：1970-05-01 00:00:00

abstract：:1. Skins of the lizard Anolis carolinensis darken in vitro in response to melanophore stimulating hormone (MSH), a peptide hormone, as well as to catecholamines. These hormones darken Anolis skins by dispersing the sub-cellular organelle, the melanosome, out into the dendritic processes of the dermal melanophores.2. D...

journal_title：British journal of pharmacology

authors： Goldman JM,Hadley ME

更新日期：1970-05-01 00:00:00