Sentences with phrase «pipiens molestus»

A new study discovers what plants Culex pipiens mosquitoes love and hate when it comes to where to lay eggs.

Case in point: A new study from the University of Illinois at Urbana - Champaign that looks at how leaf litter in water influences the abundance of Culex pipiens mosquitoes.

Goldberg et al. (2000) reported an infection rate of 57 % (99 of 174 animals examined) in Channel Islands slender salamanders and recorded the following helminths: Mesocestoides sp. (a cestode) and Batracholandros salamandrae and Oswaldocruzia pipiens (both nematodes).

On the other hand, even a small adult leopard frog (Rana pipiens) will badly bruise itself in anything less than a 50 - gallon tank, and bull frogs (Rana catesbiana) should have something even larger.

Third, North American Culex pipiens mosquitoes, the dominant vector of WNV in the northeast and north - central United States, appear to be hybrids of the bird - biting «pipiens» form and human - feeding «molestus» form of Old World Cx.

XL Frog (Xenopus laevis), XT Frog (Xenopus tropicalis), Cow (Bos taurus), Human (Homo sapiens), PP Chimpanzee (Pan paniscus), PT Chimpanzee (Pan troglodytes), SS Monkey (squirrel monkey, Saimiri sciureus), RhesusMonkey (Macaca mulatta), Rat (Rattus norvegicus), mouse (Mus musculus), chick (Gallus gallus), DR Zebrafish (Danio rerio), OL Killifish (Oryzias latipes), MM Lemur (Microcebus murinus), SO tamarin (Saguinus Oedipus), LS Seabass (Lates calcarifer), RP Frog (Rana pipiens), CP Newt (Cynops pyrrhogaster), CF Dog (Canis familiaris), EE Hedgehog (Erinaceus europaeus), Opossum (Monodelphis domestica), Platypus (Ornithorhynchus Anatinus), Bushbaby (Otolemur garnettii), SA Shrew (Sorex araneus), TB Shrew (Tupaia Belangeri), FuguFish (Takifugu rubripes).

Dietary exposure to low pesticide doses causes long - term immunosuppression in the leopard frog (Rana pipiens).

King, T. J. and Briggs, R. Transplantation of Living Nuclei of Late Gastrulae into Enucleated Eggs of Rana pipiens.

In the Culex pipiens mosquito group (including the filariasis vector C. quinquefasciatus) a very unusual degree of complexity of Wolbachia - induced crossing - types has been reported, with partial or complete CI that can be unidirectional or bidirectional, yet no Wolbachia strain variation was found.

In the early 1950s, Robert Briggs and Thomas King repeated Spemann's experiments using a species of leopard frog, Rana pipiens, first with a nucleus from young embryos (Briggs and King, 1952) then from older embryos (King and Briggs, 1954); both the younger and older implanted nuclei could still be reprogrammed by the enucleated host cell.

Entomologists Walter Leal and Zainulabeuddin Syed of the University of California, Davis, wanted to know what lures Culex pipiens quinquefasciatus, better known as the southern house mosquito.

«After aquatic plants were mowed in the basins, we saw a large increase in the number of Culex pipiens mosquito larvae in the basins, which had relatively few before mowing,» Mackay said.

The mowing of wetland plants in basins that failed to drain properly led to a boom in populations of Culex pipiens mosquitoes, which can carry and transmit the deadly virus, researchers report.

Culex pipiens comprises a complex of ecologically different forms that are morphologically indistinct.

The northern house mosquito Culex pipiens, representing more than 90 % of the total catch, was the most abundant.

By far the most common ecological form collected was Culex pipiens f. pipiens.

The second ecological form, Culex pipiens f. molestus, prefers the blood of mammals including humans.

No more cases of this rare illness were detected after temperatures started dropping in September, rendering the climate inhospitable to the mosquito that transmits the disease, most likely a subspecies of Culex pipiens.

Efforts to sequence the closely related common «house» mosquito Culex pipiens quinquefasciatus may also help resolve some of these questions when completed, potentially as early as the end of this year.

One spring six decades ago, in the ponds and marshes along a western arm of Lake Michigan, about 25 miles north of the city of Green Bay, Wis., the northern leopard frog Lithobates pipiens was busy breeding.

They focused on a complex of mosquitoes called Culex pipiens.

Given the new study, Kramer tentatively concludes that «what we've been calling pipiens are a hybrid» of bird - biting and human - biting mosquitoes.