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Transfer of resistance toHeterodera avenae, the cereal cyst nematode (CCN), by a “stepping-stone” procedure from the wild grassAegilops ventricosa to hexaploid wheat has been demonstrated. The number(More)
This study presents the results of the isoenzymatic characterization of 21 strains of Leishmania of sandfly (P. perniciosus) origin from the Torvizcón area. It forms an integral part of a larger(More)
Individuals with frequent exposures to agents spread through the parenteral route show a high prevalence of Leishmania seropositivity in Spain. However, the frequency of positive polymerase chain(More)
Prevalence studies of infection in the sandfly vector can be used as an indicator of a change in the intensity of Leishmania transmission. However, these studies are difficult to carry out as(More)
Leishmania infantum infection has been reported in various host species, both domestic and wild, in some cases with high prevalence rates. However, until the recent discovery of infected hares, no(More)