Results 1 to 10 of about 54,845 (229)

Ricin Trafficking in Plant and Mammalian Cells [PDF]

open access: yesToxins, 2011
Ricin is a heterodimeric plant protein that is potently toxic to mammalian and many other eukaryotic cells. It is synthesized and stored in the endosperm cells of maturing Ricinus communis seeds (castor beans).
Robert A. Spooner, J. Michael Lord
doaj   +4 more sources

Uptake and fecal excretion of Coxiella burnetii by Ixodes ricinus and Dermacentor marginatus ticks [PDF]

open access: yesParasites & Vectors, 2020
Background The bacterium Coxiella burnetii is the etiological agent of Q fever and is mainly transmitted via inhalation of infectious aerosols. DNA of C.
Sophia Körner   +7 more
doaj   +2 more sources

Northward expansion of the thermal limit for the tick Ixodes ricinus over the past 40 years [PDF]

open access: yesParasites & Vectors
Background The sheep tick Ixodes ricinus is the vector associated with the highest incidence of vector-borne disease in humans in Europe. Several studies have been published about the effect of future climate change on the potential distribution of I ...
Daniele Da Re   +8 more
doaj   +2 more sources

Tick range expansion to higher elevations: does Borrelia burgdorferi sensu lato facilitate the colonisation of marginal habitats?

open access: yesBMC Ecology and Evolution, 2022
Background Parasites can alter host and vector phenotype and thereby affect ecological processes in natural populations. Laboratory studies have suggested that Borrelia burgdorferi sensu lato, the causative agent of human Lyme borreliosis, may induce ...
Mélissa Lemoine   +3 more
doaj   +1 more source

Genetic analysis challenges the presence of Ixodes inopinatus in Central Europe: development of a multiplex PCR to distinguish I. inopinatus from I. ricinus

open access: yesParasites & Vectors, 2023
Background Ixodes ricinus is an important vector of several pathogens, primarily in Europe. Recently, Ixodes inopinatus was described from Spain, Portugal, and North Africa and then reported from several European countries.
Kristyna Hrazdilova   +10 more
doaj   +1 more source

Evaluation of cerebroprotective effect of Ricinus communis leaves against ischemia reperfusion injury in rats

open access: yesClinical Phytoscience, 2021
Background Ricinus communis (RC) has been used for a long time as natural origin medicine in the treatment of central nervous system ailments. This present study was designed to identify the possible role of Ricinus communis leaves extract against ...
Nesar Ahmad   +3 more
doaj   +1 more source

Vaccination against Bm86 Homologues in Rabbits Does Not Impair Ixodes ricinus Feeding or Oviposition. [PDF]

open access: yesPLoS ONE, 2014
Human tick-borne diseases that are transmitted by Ixodes ricinus, such as Lyme borreliosis and tick borne encephalitis, are on the rise in Europe. Diminishing I. ricinus populations in nature can reduce tick exposure to humans, and one way to do so is by
Jeroen Coumou   +4 more
doaj   +1 more source

The cultivation of the castor bean and the amba’y in Guarani communities of the Argentine Northeast, ethnobotanical approach of their history and cosmology

open access: yesBonplandia, 2018
This work studied the historical evidence of the cultivation of “amba’y”, Cecropia pachystachya (Urticaceae) in domestic areas of Guarani communities and its replacement by the castor bean or “ricino”, Ricinus communis (Euphorbiaceae), whose cultivation ...
Héctor Alejandro Keller   +2 more
doaj   +1 more source

Seasonal distribution of Borreliae in Ixodes ricinus ticks in the Belgrade region [PDF]

open access: yesArchives of Biological Sciences, 2006
Green areas at four localities in the Belgrade region (Ada Ciganlija, Košutnjak, Miljakovac forest, and Mt. Avala) were investigated in 2004. The aim of the research was to clarify the faunistic composition, relative abundance, and population dynamics of
Milutinović Marija   +3 more
doaj   +1 more source

Bartonella infections in fleas (Siphonaptera : Pulicidae) and lack of Bartonellae in ticks (Acari : Ixodidae) from Hungary [PDF]

open access: yes, 2006
Fleas (95 Pulex irritans, 50 Ctenocephalides felis, 45 Ctenocephalides canis) and ixodid ticks (223 Ixodes ricinus, 231 Dermacentor reticulatus, 204 Haemaphysalis concinna) were collected in Hungary and tested, in assays based on PCR, for Bartonella ...
Márialigeti, Károly   +4 more
core   +1 more source

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