(n.) A diseased condition of rye and other cereals, in which the grains become black, and often spur-shaped. It is caused by a parasitic fungus, Claviceps purpurea.
(n.) The mycelium or spawn of this fungus infecting grains of rye and wheat. It is a powerful remedial agent, and also a dangerous poison, and is used as a means of hastening childbirth, and to arrest bleeding.
(n.) A stub, like soft horn, about the size of a chestnut, situated behind and below the pastern joint.
(n.) See 2d Calcar, 3 (b).
Example Sentences:
(1) Moreover, the ergot drugs were more active in displacing 3H-haloperidol than 3H-dopamine from striatal membranes.
(2) We tested affinities of newly synthesized ergot derivatives to alpha 1- and alpha 2-adrenoceptors, D1- and D2-dopamine receptors, muscarinic acetylcholinoceptors and beta-adrenoceptors using radioligand binding techniques.
(3) The main drugs with specific action on migraine include ergot alkaloids (ergotamine, dihydroergotamine), agonists (sumatriptan) or partial agonists (methysergide) at a specific subtype of 5-HT1-like receptors, beta-adrenoceptor antagonists (propranolol, metoprolol), calcium antagonists (flunarizine) and anti-inflammatory agents (indomethacin).
(4) Eleven women with secondary amenorrhoea and hyperprolactinaemia were treated with lisuride, a new semisynthetic ergot derivative.
(5) The high risk of postabortal complications owing to the defects of the myometrium necessitated the administration of weak uterine drugs, such as ergotal.
(6) This experience suggests that bromocriptine, a derivative of ergot alkaloids, can cause coronary arterial spasm, and subsequent myocardial infarction.
(7) Chromosome examination was made from 12 healthy adult male volunteers by using human lymphocyte cultures twice before, and 8 and 12 weeks after continuous intake of 3 X 1.5 mg Hydergine, an ergot derivative, per day orally.
(8) Effects of ergot alkaloids, nicergoline (NIC), on survival rate, brain water content, local cerebral blood flow (LCBF: 14C-iodoantipyrine) and glucose utilization (LCGU: 14C-2-deoxyglucose) were examined after bilateral carotid artery occlusion (BCAO) in spontaneously hypertensive rats.
(9) Postsynaptic and DA "autoreceptor" agonists [apomorphine, (-) 3-PPP], as well as dopaminergic ergot derivatives (bromocriptine, lergotrile, lisuride) and Sch 23390, substituted for Ly 171555, a partial ergoline which has behavioral effects that are blocked by haloperidol and molindone, but not by either Sch 23390 or serotonin (5-HT) antagonists (ketanserin, pizotifen).
(10) Although the ergot alkaloids (ergots) are useful drugs for the acute treatment of migraine headaches, their mechanism of action remains obscure.
(11) The effect of two recently synthetized dihydrogenated ergot peptide alkaloids has been investigated on the rabbit uterus in situ.
(12) Eleven patients with prolactin-producing pituitary adenomas were treated with the new non-ergot, long-acting dopamine agonist, CV 205-502, for a period of 2-18 months (mean 11 months).
(13) Monoaminergic neuronal systems have been implicated in the mechanisms of action of most ergot derivatives (including those that are clinically useful and those that are "hallucinogenic").
(14) No case of ergotism with such a localization has been previously described in the literature.
(15) This observation and 63 others cases in the litterature call attention to the potential dangers of the ergot derivatives (ergotamine tartrate), even at normally accepted therapeutic doses.
(16) In humans as in animals and in in vitro studies, inhibition of prolactin and LH release induced by ergot drugs are likely due to both an indirect effect via the hypothalamus and to a direct effect on the pituitary cells.
(17) In conclusion, buflomedil is as effective or more effective than dihydrogenated ergot alkaloids in the treatment of senile dementia associated with cerebrovascular insufficiency and could prove a valuable addition to long-term therapy if further studies support the trend shown in this study.
(18) The ergot alkaloids but not BC-105 also exhibited considerable stimulating activity.
(19) If Scammony does contain ergot alkaloids, it is suggested that it will be an excellent source for this material, since the plants cultivation is inexpensive and easy.
(20) Various ergot alkaloids and derivatives were investigated for their interaction with dopaminergic receptors at the level of the rat corpus striatum and nucleus accumbens.
Infected
Definition:
(imp. & p. p.) of Infect
Example Sentences:
(1) In January 2011, the Nobel peace prize laureate was admitted to a Johannesburg hospital for what officials initially described as tests but what turned out to be an acute respiratory infection .
(2) Herpesviruses such as EBV, HSV, and human herpes virus-6 (HHV-6) have a marked tropism for cells of the immune system and therefore infection by these viruses may result in alterations of immune functions, leading at times to a state of immunosuppression.
(3) In conclusion, the efficacy of free tissue transfer in the treatment of osteomyelitis is geared mainly at enabling the surgeon to perform a wide radical debridement of infected and nonviable soft tissue and bone.
(4) HSV I infection of the hand classically occurs in children with herpetic stomatitis and in health care workers infected during patient care delivery.
(5) Disseminated CMV infection with multiorgan involvement was evident in 7 of 9 at postmortem examination.
(6) The HBV infection was tested by the reversed passive hemagglutination method for the HBsAg and by the passive hemagglutination method for the anti-HBs at the time of recruitment in 1984.
(7) The extent of the infectious process was limited, however, because the life span of the cultures was not significantly shortened, the yields of infectious virus per immunofluorescent cell were at all times low, and most infected cells contained only a few well-delineated small masses of antigen, suggestive of an abortive infection.
(8) Thus, saponin and ammonium chloride can be used to isolate whole infected erythrocytes, depleted of hemoglobin, by selective disruption of uninfected cells.
(9) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
(10) Even though attempts to generalize the data from childbearing women to women of childbearing age have an inherent conservative bias, the results of our study suggest that 988 women (95% CI 713 to 1336) aged 15 to 44 years in Quebec had HIV infection in 1989.
(11) 119 representatives of this population were checked in their sexual contacts; of these, 13 persons proved to be infected with HIV.
(12) Patients were chronically ill homosexual men with multiple systemic opportunistic infections.
(13) The epidemiology of HIV infection among women and hence among children has progressively changed since the onset of the epidemic in Western countries.
(14) Subtypes of HBs Ag are already of great use in the epidemiology of hepatitis B virus infections; yet they may have additional significance.
(15) During the study period four family outbreaks and seven recurrences of infection were observed.
(16) Infection with opportunistic organisms, either singly or in combination, is known to occur in immunocompromised patients.
(17) The transported pIgA was functional, as evidenced by its ability to bind to virus in an ELISA assay and to protect nonimmune mice against intranasal infection with H1N1 but not H3N2 influenza virus.
(18) 53 outpatients with HIV-infection classified according to the Walter Reed staging system (WR1 to WR6).
(19) Other research has indicated that placing gossypol in the vagina does inhibit the effect of herpes simplex virus type 2 infection, however.
(20) To investigate the relationship between Helicobacter pylori infection and nonsteroidal anti-inflammatory drug (NSAID) intolerance and the effect of gold use on the seroprevalence of H. pylori.