نتایج جستجو برای: mtdna cytb
تعداد نتایج: 10062 فیلتر نتایج به سال:
The Common Wall Lizard (Podarcis muralis) has established more than 150 non-native populations in Central Europe, stemming from eight geographically distinct evolutionary lineages. While the majority of these introduced populations are found outside the native range, some of these populations also exist at the northern range margin in southwestern Germany. To (i) infer the level of hybridizatio...
Previous studies on genetics of hoary bats produced differing conclusions on the timing of their colonization of the Hawaiian Islands and whether or not North American (Aeorestes cinereus) and Hawaiian (A. semotus) hoary bats are distinct species. One study, using mtDNA COI and nuclear Rag2 and CMA1, concluded that hoary bats colonized the Hawaiian Islands no more than 10,000 years ago based on...
The genus Cicindela (Coleoptera: Cicindelidae) is a species-rich cosmopolitan group of tiger beetles useful for comparing clade diversification worldwide. Knowledge about relationships of major groups is important for this analysis but basal nodes in Cicindela have been difficult to resolve with standard mtDNA markers. Here we developed the Mp20 gene, a single-copy nuclear marker coding for a m...
epithelial ovarian cancer (eoc) consists of four major subtypes: clear cell carcinoma (ccc), endometrioid adenocarcinoma (ea), mucinous adenocarcinoma (Ma) and serous adenocarcinoma (Sa). relative to the other subtypes, the prognosis of ccc is poor due to a high recurrence rate and chemotherapy resistance, but ccc-specific biomarkers have yet to be identified. With the aim of identifying diagno...
Cytauxzoon felis is a virulent, tick-transmitted, protozoan parasite that infects felines. Cytauxzoonosis was previously thought to be uniformly fatal in domestic cats. Treatment combining atovaquone and azithromycin (A&A) has been associated with survival rates of over 60%. Atovaquone, a ubiquinone analogue, targets C. felis cytochrome b (cytb), of which 30 unique genotypes have been identifie...
The study analyzes sequence variation of two mitochondrial genes (COI, cytb) in Pediculus humanus from three countries (Egypt, Pakistan, South Africa) that have received little prior attention, and integrates these results with prior data. Analysis indicates a maximum K2P distance of 10.3% among 960 COI sequences and 13.8% among 479 cytb sequences. Three analytical methods (BIN, PTP, ABGD) reve...
BACKGROUND Great gerbils, Rhombomys opimus, are the main reservoir host of zoonootic cutaneous leishmaniasis (ZCL) in Iran and neighboring countries. Based on morphological traits two subspecies R. opimus sodalis and R. opimus sargadensis have reported in the country. However, variation in infection rate and signs to Leishmania parasites, phenotype, size, and sexual polymorphisms demand more de...
Avian Haemosporidian Diversity on Sardinia: A First General Assessment for the Insular Mediterranean
The Western Palearctic is one of the most investigated regions for avian haemosporidian parasites (Haemoproteus, Plasmodium and Leucocytozoon), yet geographic gaps in our regional knowledge remain. Here, we report first screening breeding birds from Sardinia (the second-largest Mediterranean Island a biodiversity hotspot), insular general. We examined occurrence haemosporidians by amplifying th...
Plasmodium (Novyella) nucleophilum was identified using microscopy and PCR, in an Egyptian Goose (Alopochen aegyptiacus) that died in São Paulo Zoo, Brazil. This parasite is characterized by elongated gametocytes, small meronts with scant cytoplasm, less than eight merozoites and mainly for having all the stages appressed to the nuclei of infected erythrocytes. Additionally, Plasmodium (Haemamo...
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