| trypanosoma rangeli isolates of bats from central brazil: genotyping and phylogenetic analysis enable description of a new lineage using spliced-leader gene sequences. | trypanosoma rangeli infects several mammalian orders but has never confidently been described in chiroptera, which are commonly parasitized by many trypanosome species. here, we described trypanosomes from bats captured in central brazil identified as t. rangeli, t. dionisii, t. cruzimarinkellei and t. cruzi. two isolates, tra643 from platyrrhinus lineatus and tra1719 from artibeus planirostris were identified as t. rangeli by morphological, biological and molecular methods, and confirmed by phy ... | 2009 | 19063857 |
| time and seasonal patterns of activity of phyllostomid in fragments of a stational semidecidual forest from the upper paraná river, southern brazil. | bats may exhibit different patterns of activity, considering aspects concerning niche dynamics as well as the establishment and permanence of the communities in the ecosystems. in this way, the present study analyzed the time and seasonal patterns of activity in different species of frequent phyllostomid bats in remnants of the stational semidecidual forest from the upper paraná river, southern brazil. captures were performed between january and december, 2006, using 32 mist nets set above the s ... | 2010 | 21180897 |
| bats (mammalia: chiroptera) in native and reforested areas in rancho alegre, paraná, brazil. | abstract: generally, natural environments have been transformed into small forest remnants, with the consequent habitat loss and species extinction. the north paraná state is not an exception, since only 2 to 4% of the original ecosystem occurs in small fragments of stational semidecidual forest. we studied the species richness and abundance of bats in two forest fragments from the fazenda congonhas, in rancho alegre city, parana state, brazil. four samplings were undertaken in a legally protect ... | 2010 | 21246993 |
| nucleolar behavior during meiosis in four species of phyllostomid bats (chiroptera, mammalia). | we analyzed the behavior of the nucleolus, nucleolar structures and nucleolus organizer regions (nors) during meiotic division in four species of phyllostomid bats that have different numbers and locations of nors. nucleoli began disassembly at leptotene, and the subcomponents released from the nucleolus were dispersed in the nucleoplasm, associated with perichromosomal regions, or they remained associated with nors throughout division. in phyllostomus discolor, a delay in nucleolus disassembly ... | 2011 | 21491366 |
| ticks infesting bats (mammalia: chiroptera) in the brazilian pantanal. | ticks associated with bats have been poorly documented in the neotropical zoogeographical region. in this study, a total of 1028 bats were sampled for tick infestations in the southern portion of the brazilian pantanal. a total of 368 ticks, morphologically identified as ornithodoros hasei (n = 364) and o. mimon (n = 4), were collected from the following bat species: artibeus planirostris, platyrrhinus lineatus, phyllostomus hastatus, mimon crenulatum and noctilio albiventris. morphological iden ... | 2016 | 26912332 |
| leishmania (v.) braziliensis infecting bats from pantanal wetland, brazil: first records for platyrrhinus lineatus and artibeus planirostris. | in the new world genus leishmania parasites are etiological agents of neglected zoonoses known as leishmaniasis. its epidemiology is very complex due to the participation of several species of sand fly vectors and mammalian hosts, and man is an accidental host. control is very difficult because of the different epidemiological patterns of transmission observed. studies about leishmania spp. infection in bats are so scarce, which represents a large gap in knowledge about the role of these animals ... | 2017 | 28502644 |
| metapopulation in bats of southern brazil. | the purpose was to show that displacements, promoters of genetic diversity in metapopulations, increase the probability of survival of bat species adapted to medium and long-distance flights. samples were taken in four forest fragments, distributed in three municipalities in northern paraná, and the maximum distance between the studied areas is 20 km. a monthly sampling was performed for each fragment, for the period of july 2008 to june 2009. we used eight nets for collection which remained ope ... | 2012 | 22990833 |
| ultrastructure of spermatogenesis in the white-lined broad-nosed bat, platyrrhinus lineatus (chiroptera: phyllostomidae). | spermatogenesis, the remarkable process of morphological and biochemical transformation and cell division of diploid stem cells into haploid elongated spermatozoa, is one of the most complex cell differentiations found in animals. this differentiation process has attracted extensive studies, not only because the process involves many radical changes in the cell shape and biochemistry, but also because the phases and steps of differentiation have provided a better basis for analyzing the seminife ... | 2011 | 21458280 |
| species richness and abundance of bats in fragments of the stational semidecidual forest, upper paraná river, southern brazil. | the upper paraná river floodplain is inserted in a region of the mata atlântica biome, which is a critical area to preserve. due to the scarcity of researches about the chiropterofauna in this region, the present study investigated species richness and abundance of bats in remnants from the stational semidecidual forest of the upper paraná river, southern brazil. samplings were taken every month, from january to december 2006, using 32 mist nets with 8.0 x 2.5 m, resulting in 640 m2/h and totali ... | 2009 | 19738978 |
| mites (mesostigmata: spinturnicidae and spelaeorhynchidae) associated with bats in northeast brazil. | in this article, we present the results of a study about mites associated with bats collected in the state of pernambuco, northeast brazil. of the 331 bats collected, 23 were found naturally infested by mites, corresponding to an overall prevalence of 6.9% (95% confidence interval: 4.5-10.2). four mite species were collected from seven bat species. the following mite-bat associations were recorded: periglischrus acutisternus machado-allison on phyllostomus discolor wagner; periglischrus ojastii ... | 2009 | 19496446 |
| evaluation of reproductive parameters in male neotropical bats during dry and rainy months in a specific area of the cerrado biome. | the aim of this study was to analyse the reproductive aspects of male bats of three common species of the phyllostomidae family: artibeus lituratus, platyrrhinus lineatus and sturnira lilium, during dry and rainy months in a specific area of the cerrado biome. body weight was significantly higher during the dry months for s. lilium. the gonadosomatic index (gsi) and testicular weight were not significantly different between dry and rainy periods. the tubular parameters were significantly bigger ... | 2020 | 31943300 |
| atlantic bats: a dataset of bat communities from the atlantic forests of south america. | bats are the second most diverse mammal order and they provide vital ecosystem functions (e.g., pollination, seed dispersal, and nutrient flux in caves) and services (e.g., crop pest suppression). bats are also important vectors of infectious diseases, harboring more than 100 different virus types. in the present study, we compiled information on bat communities from the atlantic forests of south america, a species-rich biome that are highly threatened by habitat loss and fragmentation. atlantic ... | 2017 | 28875505 |
| ultrastructure of spermatogenesis in the short-tailed fruit bat, carollia perspicillata (chiroptera: phyllostomidae: carollinae). | among species of the chiroptera, spermatogenesis and the fully differentiated spermatozoa differ in morphological and ultrastructural detail. this study therefore aimed to ultrastructurally characterize the spermatogenesis and the spermatozoa of carollia perspicillata (phyllostomidae) and compare the process with other species of bats and mammals. the differentiation of spermatogonia is similar to other bats and to primates, with three main spermatogonia types: ad, ap, and b. meiotic divisions p ... | 2014 | 24142890 |
| comparative analysis of the male reproductive accessory glands of bat species from the five brazilian subfamilies of the family phyllostomidae (chiroptera). | this study aimed to morphologically characterize and compare the male reproductive accessory glands (rags) of bats belonging to the five brazilian subfamilies of the family phyllostomidae (carollia perspicillata-carollinae; desmodus rotundus-desmodontinae; glossophaga soricina-glossophaginae; phyllostomus discolor-phyllostominae and platyrrhinus lineatus-stenodermatinae). the study demonstrated that the rags of phyllostomid bats were comprised of a pair of extra-abdominal bulbourethral glands an ... | 2015 | 25471705 |
| detection of leishmania spp. in bats from an area of brazil endemic for visceral leishmaniasis. | the multihost parasites leishmania spp. infect a broad range of wild mammalian species including bats. several species of bats have adapted to a variety of food resources and shelters in urban areas. this study aimed to detect leishmania spp. dna in bats present in forest fragments located in metropolitan areas endemic for leishmaniasis in campo grande, mato grosso do sul (ms), brazil. blood samples were obtained from 80 individuals, including eight species of phyllostomidae and one species of v ... | 2017 | 28233434 |
| bat-species richness in the pantanal floodplain and its surrounding uplands. | we studied the bat fauna of the pantanal floodplain and its surrounding plateaus in mato grosso do sul, brazil, based on the scientific collection at universidade anhanguera-uniderp and on the projeto morcegos do pantanal data bank at ufms, comprising 9,037 captures of 56 species recorded from 1994 to 2007. the pantanal surveys were carried out in the nhecolândia, aquidauana, miranda, and paraguai sub-regions; the uplands surveys took place in the maracaju, bodoquena, and urucum formations. bat ... | 2011 | 21537604 |
| molecular detection of hepatozoon spp. in non-hematophagous bats in brazil. | even though hepatozoon spp. has been molecularly detected in several wild animals in brazil, there is no report on the occurrence of hepatozoon spp. dna in bats in brazil. this study aimed at detecting hepatozoon, in addition to ectoparasites, in non-hematophagous bats sampled in central-western brazil using blood smears, hematoxylin-eosin (he)-staining liver/spleen preparations and molecular and phylogenetic techniques. a total of 135 spleen, 127 liver, and 133 blood samples were collected from ... | 2020 | 32014465 |
| consumption of leaves by platyrrhinus lineatus (chiroptera, stenodermatinae): are these bats primarily frugivorous or broadly phytophagous? | until now, the consumption of leaves by bats has been considered rare or sporadic, even among the herbivorous families pteropodidae and phyllostomidae. among the phyllostomids there are reports of folivory in the genera artibeus and platyrrhinus, based on opportunistic observations. here, we conducted behavioural sampling using camera-trapping in the roost of a colony of platyrrhinus lineatus already known to consume leaves during the dry and wet seasons, in order to investigate the frequency of ... | 2017 | 28065498 |
| ultrastructural characteristics of spermatogenesis in pallas's mastiff bat, molossus molossus (chiroptera: molossidae). | despite the large number of species, their wide distribution, and unique reproductive characteristics, neotropical bats have been poorly studied, and important aspects of the reproduction of these animals have not been elucidated. we made an ultrastructural analysis of spermatogenesis in molossus molossus (molossidae). the process of spermatogonial differentiation is similar to that found in other bats and is also relatively similar to that of primates, with three main spermatogonia types: a(d), ... | 2012 | 22253210 |