Boris R Krasnov

Summary

Affiliation: Ben-Gurion University of the Negev
Country: Israel

Publications

  1. doi request reprint Spatial variation in the phylogenetic structure of flea assemblages across geographic ranges of small mammalian hosts in the Palearctic
    Boris R Krasnov
    Mitrani Department of Desert Ecology, The Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Int J Parasitol 43:763-70. 2013
  2. doi request reprint Phylogenetic signal in module composition and species connectivity in compartmentalized host-parasite networks
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Am Nat 179:501-11. 2012
  3. doi request reprint Compositional and phylogenetic dissimilarity of host communities drives dissimilarity of ectoparasite assemblages: geographical variation and scale-dependence
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 139:338-47. 2012
  4. ncbi request reprint Between-host phylogenetic distance and feeding efficiency in hematophagous ectoparasites: rodent fleas and a bat host
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990, Midreshet Ben Gurion, Israel
    Parasitol Res 101:365-71. 2007
  5. ncbi request reprint Are ectoparasite communities structured? Species co-occurrence, temporal variation and null models
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    J Anim Ecol 75:1330-9. 2006
  6. ncbi request reprint Is abundance a species attribute? An example with haematophagous ectoparasites
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990, Midreshet Ben Gurion, Israel
    Oecologia 150:132-40. 2006
  7. ncbi request reprint Age-dependent flea (Siphonaptera) parasitism in rodents: a host's life history matters
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    J Parasitol 92:242-8. 2006
  8. doi request reprint Male hosts drive infracommunity structure of ectoparasites
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Institute for Dryland Environmental Research, Ben Gurion University of the Negev, Midreshet Ben Gurion, Israel
    Oecologia 166:1099-110. 2011
  9. ncbi request reprint Temporal variation in parasite infestation of a host individual: does a parasite-free host remain uninfested permanently?
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Parasitol Res 99:541-5. 2006
  10. ncbi request reprint Resource predictability and host specificity in fleas: the effect of host body mass
    B R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Parasitology 133:81-8. 2006

Collaborators

Detail Information

Publications78

  1. doi request reprint Spatial variation in the phylogenetic structure of flea assemblages across geographic ranges of small mammalian hosts in the Palearctic
    Boris R Krasnov
    Mitrani Department of Desert Ecology, The Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Int J Parasitol 43:763-70. 2013
    ....
  2. doi request reprint Phylogenetic signal in module composition and species connectivity in compartmentalized host-parasite networks
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Am Nat 179:501-11. 2012
    ..This suggests profound differences between hosts and parasites in the establishment and functioning of bipartite antagonistic networks...
  3. doi request reprint Compositional and phylogenetic dissimilarity of host communities drives dissimilarity of ectoparasite assemblages: geographical variation and scale-dependence
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 139:338-47. 2012
    ....
  4. ncbi request reprint Between-host phylogenetic distance and feeding efficiency in hematophagous ectoparasites: rodent fleas and a bat host
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990, Midreshet Ben Gurion, Israel
    Parasitol Res 101:365-71. 2007
    ....
  5. ncbi request reprint Are ectoparasite communities structured? Species co-occurrence, temporal variation and null models
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    J Anim Ecol 75:1330-9. 2006
    ....
  6. ncbi request reprint Is abundance a species attribute? An example with haematophagous ectoparasites
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990, Midreshet Ben Gurion, Israel
    Oecologia 150:132-40. 2006
    ..Abundance thus appears to be a true species trait in fleas, although it varies somewhat within bounds set by species-specific life history traits...
  7. ncbi request reprint Age-dependent flea (Siphonaptera) parasitism in rodents: a host's life history matters
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    J Parasitol 92:242-8. 2006
    ..Our results suggest that this pattern can be generated by various processes and is strongly affected by natural history parameters of a host species such as dispersal pattern, spatial distribution, and structure of shelters...
  8. doi request reprint Male hosts drive infracommunity structure of ectoparasites
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Institute for Dryland Environmental Research, Ben Gurion University of the Negev, Midreshet Ben Gurion, Israel
    Oecologia 166:1099-110. 2011
    ..However, the manifestation of gender bias in flea community structure varies among host species, and is likely determined by the pattern of species-specific spatial behavior...
  9. ncbi request reprint Temporal variation in parasite infestation of a host individual: does a parasite-free host remain uninfested permanently?
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Parasitol Res 99:541-5. 2006
    ....
  10. ncbi request reprint Resource predictability and host specificity in fleas: the effect of host body mass
    B R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Parasitology 133:81-8. 2006
    ..Overall, though, our findings indicate that the exploitation of large-bodied, and therefore long-lived, host species has promoted specialization in fleas, most likely because these hosts represent predictable resources...
  11. ncbi request reprint Relationships between local and regional species richness in flea communities of small mammalian hosts: saturation and spatial scale
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon, 80600, Israel
    Parasitol Res 98:403-13. 2006
    ....
  12. doi request reprint Beta-specificity: the turnover of host species in space and another way to measure host specificity
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Institute for Dryland Environmental Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Int J Parasitol 41:33-41. 2011
    ....
  13. ncbi request reprint Density dependence of feeding success in haematophagous ectoparasites
    B R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, Midreshet Ben Gurion, Israel
    Parasitology 134:1379-86. 2007
    ....
  14. doi request reprint Spatial variation in gender-biased parasitism: host-related, parasite-related and environment-related effects
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Institute for Dryland Environmental Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 137:1527-36. 2010
    ..In addition, spatial variation in most measures of gender difference in mite infestation remained unexplained...
  15. doi request reprint Prediction of prevalence from mean abundance via a simple epidemiological model in mesostigmate mites from two geographical regions
    B R Krasnov
    Mitrani Department of Desert Ecology, Institute for Dryland Environmental Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 137:1227-37. 2010
    ..No difference in the model performance between mites occurring in the 2 geographical regions were found independent of whether the model took the number of hosts into account...
  16. doi request reprint Similarity in ectoparasite faunas of Palaearctic rodents as a function of host phylogenetic, geographic or environmental distances: which matters the most?
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Int J Parasitol 40:807-17. 2010
    ..Thus, external environmental factors may play greater roles than commonly thought in the evolution of host-parasite associations...
  17. doi request reprint Inferring associations among parasitic gamasid mites from census data
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, Midreshet Ben Gurion, Israel
    Oecologia 160:175-85. 2009
    ..g., via immunosuppression) and lead to different species all having increased abundance on the same host, or that certain characteristics make some host species preferred habitats for many parasite species...
  18. doi request reprint Sex ratio in flea infrapopulations: number of fleas, host gender and host age do not have an effect
    B R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 135:1133-41. 2008
    ..Neither host gender, and age nor number of fleas co-occurring on a host affected (a) the sex ratio in flea infrapopulations and (b) the probability of an infrapopulation to be either female- or male-biased...
  19. doi request reprint Evidence for a negative fitness-density relationship between parent density and offspring quality for two Xenopsylla spp. parasitic on desert mammals
    B R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Midreshet Ben Gurion, Israel
    Med Vet Entomol 22:156-66. 2008
    ..Manifestation of the negative effect of parent density on offspring quality appears to vary with flea species and may be affected by host species...
  20. doi request reprint How are the host spectra of hematophagous parasites shaped over evolutionary time? Random choice vs selection of a phylogenetic lineage
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitol Res 102:1157-64. 2008
    ..These findings are discussed with respect to the evolution of host specificity, its measurement, and historical differences between the two geographic areas considered...
  21. ncbi request reprint Searching for general patterns in parasite ecology: host identity versus environmental influence on gamasid mite assemblages in small mammals
    B R Krasnov
    Mitrani Department of Desert Ecology, Ben Gurion University of Negev, Israel
    Parasitology 135:229-42. 2008
    ....
  22. ncbi request reprint Host community structure and infestation by ixodid ticks: repeatability, dilution effect and ecological specialization
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion and Ramon Science Center, P O Box 194, 80600, Mizpe Ramon, Israel
    Oecologia 154:185-94. 2007
    ..ricinus but not for I. trianguliceps...
  23. ncbi request reprint Abundance and distribution of fleas on desert rodents: linking Taylor's power law to ecological specialization and epidemiology
    B R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Parasitology 131:825-37. 2005
    ....
  24. ncbi request reprint Distribution of fleas (Siphonaptera) among small mammals: mean abundance predicts prevalence via simple epidemiological model
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Int J Parasitol 35:1097-101. 2005
    ..We concluded that, in general, there is no need to invoke other, more complex factors for the explanation of the variation in flea prevalence...
  25. ncbi request reprint Covariance in species diversity and facilitation among non-interactive parasite taxa: all against the host
    B R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Parasitology 131:557-68. 2005
    ..We propose explanations based on host immune responses, involving acquired cross-resistance to infection and interspecific variation in immunocompetence among hosts, to account for these patterns...
  26. ncbi request reprint Ectoparasitic "jacks-of-all-trades": relationship between abundance and host specificity in fleas (Siphonaptera) parasitic on small mammals
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Am Nat 164:506-16. 2004
    ..We conclude that generalist parasites achieve higher abundance because of a combination of resource availability and stability...
  27. ncbi request reprint Relationships between parasite abundance and the taxonomic distance among a parasite's host species: an example with fleas parasitic on small mammals
    B R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Int J Parasitol 34:1289-97. 2004
    ..Our findings suggest that host switching over evolutionary time may be severely constrained by the coupling of parasite success with the relatedness between new hosts and the original host...
  28. ncbi request reprint What are the factors determining the probability of discovering a flea species (Siphonaptera)?
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon, 80600 Israel
    Parasitol Res 97:228-37. 2005
    ..Because the variables we investigated only explained about 10-11% of the variation in year of description among flea species, other factors must be important, such as temporal variability in the activity of flea taxonomists...
  29. ncbi request reprint Immune response to fleas in a wild desert rodent: effect of parasite species, parasite burden, sex of host and host parasitological experience
    Irina S Khokhlova
    Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, Beer Sheva 84105, Israel
    J Exp Biol 207:2725-33. 2004
    ..The only sex difference in immunological parameters was the higher level of circulating immune complexes in females than in males. Only phagocytic activity was affected by flea burden, decreasing with an increase in flea numbers...
  30. ncbi request reprint Immune responses to fleas in two rodent species differing in natural prevalence of infestation and diversity of flea assemblages
    Irina S Khokhlova
    Wyler Department of Dryland Agriculture, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, Israel
    Parasitol Res 94:304-311. 2004
    ..Phagocytic activity was significantly higher in males than in females of G. a. allenbyi but not of G. dasyurus. In addition, phagocytes of G. dasyurus appeared to be significantly more active than those of G. a. allenbyi...
  31. ncbi request reprint Sex-biased parasitism, seasonality and sexual size dimorphism in desert rodents
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon, 80600, Israel
    Oecologia 146:209-17. 2005
    ..Our results suggest that sex-biased parasitism is a complicated phenomenon that involves several different mechanisms...
  32. doi request reprint An attempt to use ectoparasites as tags for habitat occupancy by small mammalian hosts in central Europe: effects of host gender, parasite taxon and season
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 138:609-18. 2011
    ....
  33. ncbi request reprint Energy costs of blood digestion in a host-specific haematophagous parasite
    Michal Sarfati
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Mizpe Ramon 80600, Israel
    J Exp Biol 208:2489-96. 2005
    ..dasyurus but not when it fed on A. cahirinus. When fed on G. dasyurus, fleas spent less energy during earlier than later stages of digestion...
  34. ncbi request reprint Ecological characteristics of flea species relate to their suitability as plague vectors
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, Midreshet Ben Gurion 84990, Israel
    Oecologia 149:474-81. 2006
    ..This previously unrecognized pattern of vector use is of importance for the persistence and transmission of the disease...
  35. ncbi request reprint Reproductive success in two species of desert fleas: density dependence and host effect
    Irina S Khokhlova
    Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, Ben Gurion University of the Negev, Sede Boqer Campus, 84490 Midreshet Ben Gurion, Israel
    J Exp Biol 210:2121-7. 2007
    ..However, the effect of density on reproductive performance was manifested differently on different host species...
  36. doi request reprint Effects of host diet and thermal state on feeding performance of the flea Xenopsylla ramesis
    Carmi Korine
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, 84990 Midreshet Ben Gurion, Israel
    J Exp Biol 215:1435-41. 2012
    ....
  37. doi request reprint Digesting blood of an auxiliary host in fleas: effect of phylogenetic distance from a principal host
    Irina S Khokhlova
    Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, French Associates Institute for Agriculture and Biotechnology of Drylands, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    J Exp Biol 215:1259-65. 2012
    ..This study describes the first investigation into the metabolic expenditure of parasitism and its relationship to phylogenetic relationships amongst hosts...
  38. ncbi request reprint Effect of host gender on blood digestion in fleas: mediating role of environment
    Irina S Khokhlova
    Wyler Department of Dryland Agriculture, French Associates Institute for Agriculture and Biotechnology of Drylands, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, Midreshet Ben Gurion, Israel
    Parasitol Res 105:1667-73. 2009
    ..Fleas fed on female hosts died faster than fleas fed on male hosts, but this was found only at 95% humidity. We concluded that the relationship between flea performance and host gender was mediated by external conditions...
  39. doi request reprint Does acquired resistance of rodent hosts affect metabolic rate of fleas?
    Irina S Khokhlova
    Wyler Department of Dryland Agriculture, French Associates Institute for Agriculture and Biotechnology of Drylands, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Midreshet Ben Gurion, Israel
    J Exp Zool A Ecol Genet Physiol 311:389-98. 2009
    ..chephrenis feeding on D. dasyurus, which increased its rate during oviposition. There was no effect of the number of eggs produced per female on the rate of CO(2) emission during oviposition...
  40. doi request reprint Flea infestation does not cause a long-term increase in energy metabolism in Gerbillus nanus
    Michael Kam
    Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, The Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Beer Sheva 84105, Israel
    J Exp Biol 214:3968-71. 2011
    ..Thus, the hypothesis that flea infestation does not have a long-term effect on energy metabolism was supported, as was the idea of an induced over a constitutive immune response by G. nanus in combating parasites...
  41. doi request reprint The effect of host age on feeding performance of fleas
    Victoria Liberman
    Mitrani Department of Desert Ecology, Institute for Dryland Environmental Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 138:1154-63. 2011
    ..Our observations suggested that a host of a particular age could not be unequivocally predicted to be more or less beneficial for a parasite than a younger or an older host...
  42. ncbi request reprint Temporal dynamics of a T-cell mediated immune response in desert rodents
    Joëlle Goüy de Bellocq
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Comp Biochem Physiol A Mol Integr Physiol 145:554-9. 2006
    ....
  43. doi request reprint Effects of food abundance, age, and flea infestation on the body condition and immunological variables of a rodent host, and their consequences for flea survival
    Hadas Hawlena
    Department of Life Sciences, Ben Gurion University of the Negev, 84105 Beer Sheva, Israel
    Comp Biochem Physiol A Mol Integr Physiol 150:66-74. 2008
    ..Flea infestation is more detrimental to jirds when they are not able to compensate for mass loss through increased food consumption...
  44. ncbi request reprint Density-dependent host selection in ectoparasites: an application of isodar theory to fleas parasitizing rodents
    Boris R Krasnov
    Ramon Science Centre and Mitrani Department of Desert Ecology, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, P O Box 194, 80600 Mizpe Ramon, Israel
    Oecologia 134:365-72. 2003
    ..The results of the application of the isodar theory suggest that ectoparasites, like other animals, behave as if they are able to make choices and decisions that favour environments in which their reproductive benefit is maximized...
  45. doi request reprint Reproductive consequences of host age in a desert flea
    Victoria Liberman
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 140:461-70. 2013
    ..However, the effect of host age on flea reproductive performance was manifested somewhat differently between (a) male and female hosts and (b) male and female flea offspring...
  46. doi request reprint Is the feeding and reproductive performance of the flea, Xenopsylla ramesis, affected by the gender of its rodent host, Meriones crassus?
    Irina S Khokhlova
    Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    J Exp Biol 212:1429-35. 2009
    ..Fleas produced significantly more eggs when they fed on male rather than on female hosts for days one to five of oviposition. We concluded that gender difference in immune defence is the mechanism behind male-biased parasitism...
  47. doi request reprint Host gender and offspring quality in a flea parasitic on a rodent
    Irina S Khokhlova
    Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, French Associates Institute for Agriculture and Biotechnology of Drylands, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    J Exp Biol 213:3299-304. 2010
    ..The relationship between host gender and body size of male flea offspring was the only effect that supported the predictions. An increase in body size in male fleas could increase their mating success and, ultimately, their fitness...
  48. ncbi request reprint Locomotor response to light and surface angle in three species of desert fleas
    Sergey A Burdelov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitol Res 100:973-82. 2007
    ..These differences are related to spatial ecology and behavior of fleas' main hosts as well as to fleas' environmental preferences...
  49. ncbi request reprint Ultimate mechanisms of age-biased flea parasitism
    Hadas Hawlena
    Department of Life Sciences and Ramon Science Center, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Beer Sheva, 84105, Israel
    Oecologia 154:601-9. 2007
    ....
  50. ncbi request reprint Time of survival under starvation in two flea species (Siphonaptera: Pulicidae) at different air temperatures and relative humidities
    B R Krasnov
    Ramon Science Center, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, Mizpe Ramon, Israel
    J Vector Ecol 27:70-81. 2002
    ..The only regime at which X conformis survived longer than X. ramesis was 38 degrees C and 40% RH. Newly emerged fleas survived for significantly longer time than fed fleas...
  51. ncbi request reprint Host defence versus intraspecific competition in the regulation of infrapopulations of the flea Xenopsylla conformis on its rodent host Meriones crassus
    Hadas Hawlena
    Department of Life Sciences, Ben Gurion University of the Negev, 84105 Beer Sheva, Israel
    Int J Parasitol 37:919-25. 2007
    ..These mechanisms, together with interspecific competition and density-dependent parasite-induced host damage, may limit the parasite burden on an individual host and may prevent parasites from overexploiting their host population...
  52. pmc Effects of anthropogenic disturbance and climate on patterns of bat fly parasitism
    Shai Pilosof
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Albert Katz International School for Desert Studies, Ben Gurion University of the Negev, Beer Sheva, Israel
    PLoS ONE 7:e41487. 2012
    ..We conclude that human disturbance may play a role in shaping bat-bat fly interactions. Different processes could determine fly abundance in the different bat species...
  53. doi request reprint Host body microcosm and ectoparasite infracommunities: arthropod ectoparasites are not spatially segregated
    Shai Pilosof
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, Midreshet Ben Gurion, Israel
    Parasitology 139:1739-48. 2012
    ..It was concluded that the distribution of ectoparasites on the body of a small mammalian host is driven mainly by their interaction with the host rather than by distinct preferences or interactions among ectoparasite species...
  54. doi request reprint Feeding performance of fleas on different host species: is phylogenetic distance between hosts important?
    Irina S Khokhlova
    Wyler Department of Dryland Agriculture, French Associates Institute for Agriculture and Biotechnology of Drylands, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 139:60-8. 2012
    ....
  55. doi request reprint Phylogenetic structure of host spectra in Palaearctic fleas: stability versus spatial variation in widespread, generalist species
    Boris R Krasnov
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    Parasitology 141:181-91. 2014
    ....
  56. doi request reprint Temporal dynamics of direct reciprocal and indirect effects in a host-parasite network
    Shai Pilosof
    Albert Katz International School for Desert Studies and Mitrani Department of Desert Ecology, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Midreshet Ben Gurion, Israel
    J Anim Ecol 82:987-96. 2013
    ..Our results provide new insights into community dynamics and can be applied in the management of antagonistic networks aimed at preventing disease outbreaks...
  57. doi request reprint Infestation experience of a rodent host and offspring viability of fleas: variation among host-parasite associations
    Irina S Khokhlova
    Wyler Department of Dryland Agriculture, French Associates Institute for Agriculture and Biotechnology of Drylands, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Midreshet Ben Gurion, Israel
    J Exp Zool A Ecol Genet Physiol 313:680-9. 2010
    ..The latter was also true for X. ramesis and both host species. We conclude that a host is constrained in its ability to cope with a parasite, whereas a parasite is able to cope with defence responses of a host...
  58. ncbi request reprint Metabolic rate and jump performance in seven species of desert fleas
    Boris R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, P O Box 194, 80600 Mizpe Ramon, Israel
    J Insect Physiol 50:149-56. 2004
    ..Interspecific comparison showed that the length of jump in both male and female fleas was strongly affected by their mass-specific and mass-independent RMR...
  59. pmc Do fleas affect energy expenditure of their free-living hosts?
    Michael Kam
    Desert Animal Adaptations and Husbandry, Wyler Department of Dryland Agriculture, The Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Beer Sheva, Israel
    PLoS ONE 5:e13686. 2010
    ..In fact, studies thus far have shown no effect of parasitism on field metabolic rate (FMR)...
  60. ncbi request reprint Ectoparasites and age-dependent survival in a desert rodent
    Hadas Hawlena
    Department of Life Sciences and Ramon Science Center, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, 84105, Beer Sheva, Israel
    Oecologia 148:30-9. 2006
    ....
  61. ncbi request reprint Sampling fleas: the reliability of host infestation data
    B R Krasnov
    Ramon Science Center, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, Israel
    Med Vet Entomol 18:232-40. 2004
    ..The results of this study demonstrate that, in general, the index of host body infestation by fleas can be used reliably as an indicator of the entire population size...
  62. ncbi request reprint Host specificity and foraging efficiency in blood-sucking parasite: feeding patterns of the flea Parapulex chephrenis on two species of desert rodents
    B R Krasnov
    Ramon Science Center and Mitrani Department of Desert Ecology, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, P O Box 194, 80600, Mizpe Ramon, Israel
    Parasitol Res 90:393-9. 2003
    ....
  63. ncbi request reprint The effect of substrate on survival and development of two species of desert fleas (Siphonaptera: Pulicidae)
    B R Krasnov
    Ramon Science Center, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, P O Box 194, Mizpe Ramon 80600, Israel
    Parasite 9:135-42. 2002
    ..c. mycerini. Survival time of males and females of X. ramesis differed in sand substrate but not in loess substrate...
  64. ncbi request reprint Host-habitat relations as an important determinant of spatial distribution of flea assemblages (Siphonaptera) on rodents in the Negev Desert
    B R Krasnov
    Ramon Science Center, Ben Gurion University of the Negev, Mizpe Ramon, Israel
    Parasitology 114:159-73. 1997
    ..Each of the ordination axes corresponded with a change in flea species composition. The directions of these changes were (1) among-hosts within a habitat and (2) among-habitats within a host...
  65. ncbi request reprint Age-biased parasitism and density-dependent distribution of fleas (Siphonaptera) on a desert rodent
    H Hawlena
    Department of Life Sciences and Ramon Science Center, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Beer Sheva, 84105, Israel
    Oecologia 146:200-8. 2005
    ....
  66. ncbi request reprint Annual cycles of four flea species in the central Negev desert
    B R Krasnov
    Mitrani Department of Desert Ecology, Jacob Blaustein Institute for Desert Research, Ben Gurion University of Negev, Israel
    Med Vet Entomol 16:266-76. 2002
    ..Two females of S. t. medialis collected in March were mature but nulliparous, suggesting that this species of flea might 'oversummer' (as pupae or teneral adults) in the cocooned stage...
  67. ncbi request reprint Development rates of two Xenopsylla flea species in relation to air temperature and humidity
    B R Krasnov
    Ramon Science Center, Jacob Blaustein Institute for Desert Research, Ben Gurion University of the Negev, Mizpe Ramon, Israel
    Med Vet Entomol 15:249-58. 2001
    ..These limited interspecific bionomic contrasts in relation to basic climatic factors appear insufficient to explain the differential habitat distributions of X. conformis and X. ramesis...
  68. ncbi request reprint Age, intensity of infestation by flea parasites and body mass loss in a rodent host
    H Hawlena
    Department of Life Sciences, Ben Gurion University of the Negev, 84105 Beer Sheva, Israel
    Parasitology 133:187-93. 2006
    ..However, natural flea densities are sufficiently high to harm the more susceptible, juvenile cohort...
  69. ncbi request reprint Effect of air temperature and humidity on the survival of pre-imaginal stages of two flea species (Siphonaptera: Pulicidae)
    B R Krasnov
    Ramon Science Center, Jacob Blaustein Institute for Desert Research, Ben-Gurion University of the Negev, Israel
    J Med Entomol 38:629-37. 2001
    ..Changes in humidity between egg and larval emvironments significantly decreased the percentage of females in X. conformis emergence at 28 degrees C...
  70. doi request reprint Energy expenditure for egg production in arthropod ectoparasites: the effect of host species
    Irina S Khokhlova
    Wyler Department of Dryland Agriculture, French Associates Institute for Agriculture and Biotechnology of Drylands, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Midreshet Ben Gurion, Israel
    Parasitology 140:1070-7. 2013
    ..In addition, the reproductive strategy of exploitation of low profitable (i.e. auxiliary) hosts may differ between flea species...
  71. doi request reprint Driven to distraction: detecting the hidden costs of flea parasitism through foraging behaviour in gerbils
    Ashael Raveh
    Department of Life Sciences, Ben Gurion University of the Negev, 84105 Beer Sheva, Israel
    Ecol Lett 14:47-51. 2011
    ..We hypothesize that fleas reduce the attention that gerbils otherwise have for foraging and predator detection. We suggest that this is the major cost of ectoparasitism...
  72. doi request reprint Ectoparasite performance when feeding on reproducing mammalian females: an unexpected decrease when on pregnant hosts
    Elizabeth M Dlugosz
    Mitrani Department of Desert Ecology, Swiss Institute for Dryland Environmental and Energy Research, Jacob Blaustein Institutes for Desert Research, Ben Gurion University of the Negev, Sede Boqer Campus, 84990 Midreshet Ben Gurion, Israel
    J Exp Biol 217:1058-64. 2014
    ....
  73. ncbi request reprint The effect of behavioural interactions on the transfer of fleas (Siphonaptera) between two rodent species
    B R Krasnov
    Ramon Science Center, Jacob Blaustein Institute for Desert Research, Ben-Gurion University of the Negev, P.O. Box 194, Mizpe Ramon 80600, Israel
    J Vector Ecol 26:181-90. 2001
    ..The proportion of fleas transferred was positively correlated with the number and cumulative duration of tactile contacts between opponents in dyads...
  74. ncbi request reprint Water balance in two species of desert fleas, Xenopsylla ramesis and X. conformis (Siphonaptera: Pulicidae)
    Laura J Fielden
    Science Division, Truman State University, Kirksville, MO 63501, USA
    J Med Entomol 39:875-81. 2002
    ..Other factors that may be important include interspecific competition for resource availability among larval fleas and effect of soil texture on cocoon construction...
  75. ncbi request reprint Evolution of host specificity in fleas: is it directional and irreversible?
    Robert Poulin
    Department of Zoology, University of Otago, P O Box 56, Dunedin, New Zealand
    Int J Parasitol 36:185-91. 2006
    ..Still, these results suggest that host specificity may have tended to decrease in many flea lineages, a process that could have been driven by the benefits of exploiting a wide range of host species...
  76. ncbi request reprint Relationship between host abundance and parasite distribution: inferring regulating mechanisms from census data
    Michal Stanko
    Institute of Zoology, Slovak Academy of Sciences, Lofflerova 10, SK 04001 Kosice, Slovakia
    J Anim Ecol 75:575-83. 2006
    ..6. Results of this study suggest that different flea-host associations are governed by different regulating mechanisms, but different regulation mechanisms may act simultaneously within the same flea-host associations...
  77. doi request reprint Interaction frequency across the geographical range as a determinant of host specialisation in generalist fleas
    Robert Poulin
    Department of Zoology, University of Otago, Dunedin 9054, New Zealand
    Int J Parasitol 38:989-97. 2008
    ..Interaction frequency may be a key determinant of specialisation and abundance in host-parasite systems...
  78. ncbi request reprint High intervality explained by phylogenetic constraints in host-parasite webs
    David Mouillot
    UMR CNRS UM2 IFREMER 5119 Ecosystemes Lagunaires, University of Montpellier 2, cc093, 34095 Montpellier, Cedex 5, France
    Ecology 89:2043-51. 2008
    ..We suggest using this measure as a surrogate of web maturity or saturation as phylogenetic constraints can drive webs toward intervality...