| gel diffusion analysis of anopheles bloodmeals from 12 malarious study villages of orissa state, india. | in orissa state, india, the double gel diffusion technique was used to analyze 97,405 bloodmeals of all fed anophelines that were caught during standardized monthly surveys in 12 malarious study villages, from 1982 through 1988. anopheles culicifacies contributed the highest number of smears from the 19 anopheles species recovered. it was observed that a pronounced predilection to take mixed bloodmeals attenuates the vector potential of the species concerned. consequently, prevalences based only ... | 1991 | 1787405 |
| effect of permethrin impregnated bednets in reducing population of malaria vector anopheles culicifacies in a tribal village of orissa state (india). | the role of permethrin impregnated bednets at the application rate of 0.5 g (ai)/m2 in reducing a. culicifacies population in a tribal village of orissa, highly endemic for plasmodium falciparum was studied. the per man-hour density was significantly reduced in the kenduguda village for about three months where impregnated bednets were supplied to the villagers, while in the control village deulaguda where unimpregnated nets were supplied, vector density remained high during the study period. bi ... | 1989 | 2914731 |
| incrimination of anopheles culicifacies as vector of malaria in orissa. | | 1986 | 3530831 |
| seasonality of indoor resting mosquitoes in a broken-forest ecosystem of north-western orissa. | the seasonal prevalence and indoor resting habits of mosquitoes in a broken-forest ecosystem of orissa, which is known to be endemic for malaria and bancroftian filariasis, have been studied. a total of 15 anopheline spp., 9 culex spp. and one each of aedes, armigeres and mansonia, were collected. major species with perennial occurrence were anopheles culicifacies, an. subpictus, an. annularis, an. vagus, an. pallidus, an. nigerrimus, culex quinquefasciatus and cx. tritaeniorhynchus. these speci ... | 1993 | 7907552 |
| evaluation of lambdacyhalothrin-impregnated bednets in a malaria endemic area of india. part 2. impact on malaria vectors. | in malaria endemic villages of the indian state of orissa, the impact of bednets treated with lambdacyhalothrin at 25 mg/m2 on malaria vectors was assessed during a 3-year intervention trial beginning in may 1990. the main malaria vector was anopheles culicifacies with a small contribution from anopheles fluviatilis. the impregnated bednets caused a significant reduction in vector density as assessed by morning indoor resting catches, man-biting rate, light trapping, the proportion of females en ... | 1998 | 10084138 |
| studies on anopheles fluviatilis and anopheles culicifacies sibling species in relation to malaria in forested hilly and deforested riverine ecosystems in northern orissa, india. | in a malaria-endemic region in northwestern orissa, india, a longitudinal study was undertaken to delineate information on the sibling species of anopheles fluviatilis and anopheles culicifacies and their bionomics and role in malaria transmission in forested and deforested ecosystems. in forested villages, an. fluviatilis sibling species s (97.97%) and t (2.02%) were present. the former was highly anthropophagic (human blood index 0.88). among the sibling species of an. culicifacies, species b ... | 2000 | 11081646 |
| deltamethrin treated bednets for control of malaria transmitted by anopheles culicifacies (diptera: culicidae) in india. | in a malaria endemic area in orissa state in eastern india baseline (november 1989 to october 1990) malaria incidence ranged front 215 to 328 cases/1,000 population/yr in different groups of villages. in november 1990, nylon bednets treated with deltamethrin at 25 mg/m2 were given out in two villages (population 1062), untreated bednets were given out in five villages (population 1,226) and in one village (population 786) nets were not given. nets were retreated in october 1991 and june 1992 in ... | 2001 | 11580032 |
| impact of alphacypermethrin treated bed nets on malaria in villages of malkangiri district, orissa, india. | the impact of use of bed-nets treated with alphacypermethrin, at 20 mg (ai)/m2, in comparison to untreated nets or no nets on malaria vectors and malaria incidence was studied in tribal villages of malkangiri district, orissa state, india, which are highly endemic for falciparum malaria. treated or untreated nets were supplied to the villagers in june 1999 and the nets were re-treated in september 1999, just before the rise in vector abundance and malaria incidence. the seasonal pattern of indoo ... | 2003 | 14636983 |
| role of modified cdc miniature light-traps as an alternative method for sampling adult anophelines (diptera: culicidae) in the national mosquito surveillance programme in india. | the efficiency of modified cdc miniature light-traps for sampling adult mosquitoes was evaluated in comparison with indoor resting, outdoor resting, indoor man-landing and outdoor man-landing collections in the hilly district of koraput, orissa, india. overall, light-traps captured 78% of adult mosquitoes collected by all methods. of the 16 anopheline species recorded in the study area, light-traps effectively sampled 13, contributing about 72% of the total anophelines collected by all methods. ... | 2004 | 14972050 |
| village-scale evaluation of mosquito nets treated with a tablet formulation of deltamethrin against malaria vectors. | a field trial was carried out in the sundargarh district of orissa, india on the efficacy of mosquito nets treated with a tablet formulation of deltamethrin (k-o tab) against malaria vectors. treated nets were used in one village, and in the two control villages, one used untreated nets and the other used indoor spraying with ddt, without nets. in this area the primary malaria vectors are anopheles culicifacies giles sensu lato (diptera: culicidae) and an. fluviatilis james s.l., which are both ... | 2005 | 16134977 |
| building small dams can decrease malaria: a comparative study from sundargarh district, orissa, india. | the adverse health effect of environmental changes brought about with the construction of large and small dams has often been reported. here, we present results of a 5-year (2001-2005) study documenting the positive effect of such developmental projects in reducing malaria in an area where malaria transmission is mainly due to the highly efficient anthropophagic vector anopheles fluviatilis with some contribution from anopheles culicifacies. the former breeds exclusively in the slow-flowing stre ... | 2008 | 18585671 |
| field evaluation of a previously untested strain of biolarvicide (bacillus thuringiensis israelensis h14) for mosquito control in an urban area of orissa, india. | a previously untested strain of bacillus thuringiensis israelensis (bti) serotype h14 (id no. vcrc b17) has been evaluated under field conditions in an urban area of rourkela city, india for its impact on the larval density of different mosquito species in a variety of habitats. the persistence of the biolarvicide used in an aqueous solution varied in different habitats. the lowest field application rate of 0.5 ml/m2 remained effective for about 10-12 days and provided 80-100% reduction in larva ... | 2008 | 18939694 |
| field evaluation of olyset nets: a long-lasting insecticidal net against malaria vectors anopheles culicifacies and anopheles fluviatilis in a hyperendemic tribal area of orissa, india. | a village-scale trial was conducted on the efficacy of olyset nets: a long-lasting insecticidal net (llin) factory treated with 2% wt:wt permethrin against malaria vectors anopheles culicifacies giles and anopheles fluviatilis james, in sundargarh district, orissa, india. the study area comprised 22 villages that were randomized into three clusters and designated as olyset net, untreated net, and no net clusters. baseline studies showed that both vector species were 100% susceptible to permethri ... | 2009 | 19351086 |
| a unique methodology for detecting the spread of chloroquine-resistant strains of plasmodium falciparum, in previously unreported areas, by analyzing anophelines of malaria endemic zones of orissa, india. | generally, clinical data is referred to study drug-resistance patterns of plasmodium falciparum in an area. this is only possible after a clear manifestation of drug-resistance parasites inside the human host, and thereafter detection by healthcare persons. the detection of spread of drug-resistant p. falciparum in a population, before any pathological symptoms detected in humans is possible by analyzing the anopheline vectors, transmitting malaria. in the present study we implemented a new stra ... | 2009 | 19460311 |
| efficacy of permethrin treated long-lasting insecticidal nets on malaria transmission and observations on the perceived side effects, collateral benefits and human safety in a hyperendemic tribal area of orissa, india. | studies were conducted on the efficacy of olyset nets-a long-lasting insecticidal net (llin) factory treated with 2% (w/w) permethrin on malaria transmission in an area under the influence of pyrethroid susceptible vector species anopheles culicifacies and a. fluviatilis in sundargarh district, orissa, india. the study area comprised 22 villages that were randomized into three clusters and designated as olyset net, untreated net, and no net area. malaria incidence in the study population was mea ... | 2009 | 19647715 |
| vectorial role of anopheles subpictus grassi and anopheles culicifacies giles in angul district, orissa, india. | malaria transmission by anopheles subpictus grassi, 1899 and anopheles culicifacies giles, 1901 was studied from march 2004 to february 2007 in angul district, orissa, india, which is highly endemic for malaria. adult mosquitoes were collected from human dwellings using sucking tubes and a mechanical aspirator. after identification, some an. subpictus and an. culicifacies specimens were subjected to a precipitin test to determine their anthropophilic index and the remaining samples were preserve ... | 2009 | 19842403 |
| field evaluation of zerofly--an insecticide incorporated plastic sheeting against malaria vectors & its impact on malaria transmission in tribal area of northern orissa. | insecticide incorporated plastic sheeting is a new technology to control mosquitoes in emergency shelter places and also temporary habitations in different locations. therefore, field studies were conducted to assess the efficacy of zerofly plastic sheeting treated with deltamethrin on prevailing disease vectors anopheles culicifacies and an. fluviatilis and its impact on malaria transmission in one of the highly endemic areas of orissa. | 2009 | 19942752 |
| presence of two alternative kdr-like mutations, l1014f and l1014s, and a novel mutation, v1010l, in the voltage gated na+ channel of anopheles culicifacies from orissa, india. | knockdown resistance in insects resulting from mutation(s) in the voltage gated na+ channel (vgsc) is one of the mechanisms of resistance against ddt and pyrethroids. recently a point mutation leading to leu-to-phe substitution in the vgsc at residue 1014, a most common kdr mutation in insects, was reported in anopheles culicifacies-a major malaria vector in the indian subcontinent. this study reports the presence of two additional amino acid substitutions in the vgsc of an an. culicifacies popu ... | 2010 | 20509922 |