cheirogaleidae

Summary

Summary: A family of the order PRIMATES, suborder Strepsirhini (PROSIMII), containing five genera. All inhabitants of Madagascar, the genera are: Allocebus, Cheirogaleus (dwarf lemurs), Microcebus (mouse lemurs), Mirza, and Phaner.

Top Publications

  1. Blanco M, Godfrey L, Rakotondratsima M, Rahalinarivo V, Samonds K, Raharison J, et al. Discovery of sympatric dwarf lemur species in the high-altitude rain forest of Tsinjoarivo, Eastern Madagascar: implications for biogeography and conservation. Folia Primatol (Basel). 2009;80:1-17 pubmed publisher
    ..This study represents the first confirmation of a living population of grey-fawn, C.-sibreei-like, dwarf lemurs in Madagascar. ..
  2. Scheumann M, Zimmermann E, Deichsel G. Context-specific calls signal infants' needs in a strepsirrhine primate, the gray mouse lemur (Microcebus murinus). Dev Psychobiol. 2007;49:708-18 pubmed
    ..Peak frequency predicted their acoustic classification best. Findings provided first evidence for a strepsirrhine primate that infant communication sounds may express distinct contexts and thereby infant's need reliably. ..
  3. Schneider N, Chikhi L, Currat M, Radespiel U. Signals of recent spatial expansions in the grey mouse lemur (Microcebus murinus). BMC Evol Biol. 2010;10:105 pubmed publisher
  4. Rakotondravony R, Radespiel U. Varying patterns of coexistence of two mouse lemur species (Microcebus ravelobensis and M. murinus) in a heterogeneous landscape. Am J Primatol. 2009;71:928-38 pubmed publisher
  5. Cayetanot F, Nygård M, Perret M, Kristensson K, Aujard F. Plasma levels of interferon-gamma correlate with age-related disturbances of circadian rhythms and survival in a non-human primate. Chronobiol Int. 2009;26:1587-601 pubmed publisher
    ..These results show the degree of circadian rhythm alterations in an individual is correlated with plasma IFN-gamma level during aging, and that plasma IFN-gamma level may predict survival, at least in this non-human primate. ..
  6. Gomez D, Huchard E, Henry P, Perret M. Mutual mate choice in a female-dominant and sexually monomorphic primate. Am J Phys Anthropol. 2012;147:370-9 pubmed publisher
    ..Finally, our findings add to the growing body of evidence suggesting flexible sex roles, by showing the expression of mutual mate choice in a female-dominant, sexually monomorphic and promiscuous primate. ..
  7. Pastorini J, Martin R, Ehresmann P, Zimmermann E, Forstner M. Molecular phylogeny of the lemur family cheirogaleidae (primates) based on mitochondrial DNA sequences. Mol Phylogenet Evol. 2001;19:45-56 pubmed publisher
    b>Cheirogaleidae currently comprises five genera whose relationships remain contentious. The taxonomic status and phylogenetic position of both Mirza coquereli and Allocebus trichotis are still unclear...
  8. Heckman K, Mariani C, Rasoloarison R, Yoder A. Multiple nuclear loci reveal patterns of incomplete lineage sorting and complex species history within western mouse lemurs (Microcebus). Mol Phylogenet Evol. 2007;43:353-67 pubmed
    ..The latter result in particular emphasizes the need for careful biological study of this species. ..
  9. Perret M, Aujard F. Aging and season affect plasma dehydroepiandrosterone sulfate (DHEA-S) levels in a primate. Exp Gerontol. 2005;40:582-7 pubmed
    ..In mouse lemur, DHEA-S met the criteria for a biomarker of aging. When correlated to other age-related changes, the results give the opportunity to consider the mouse lemur as a promising primate model to study aging processes. ..

More Information

Publications72

  1. Eberle M, Kappeler P. Mutualism, reciprocity, or kin selection? Cooperative rescue of a conspecific from a boa in a nocturnal solitary forager the gray mouse lemur. Am J Primatol. 2008;70:410-4 pubmed
  2. Cayetanot F, Van Someren E, Perret M, Aujard F. Shortened seasonal photoperiodic cycles accelerate aging of the diurnal and circadian locomotor activity rhythms in a primate. J Biol Rhythms. 2005;20:461-9 pubmed
    ..Increasing the number of expressed seasonal cycles accelerated aging of parameters related to circadian rhythmicity in adult animals...
  3. Bons N, Rieger F, Prudhomme D, Fisher A, Krause K. Microcebus murinus: a useful primate model for human cerebral aging and Alzheimer's disease?. Genes Brain Behav. 2006;5:120-30 pubmed
    ..Mouse lemurs might also become an increasingly important model for the development of novel treatments in this domain...
  4. Olivieri G, Zimmermann E, Randrianambinina B, Rasoloharijaona S, Rakotondravony D, Guschanski K, et al. The ever-increasing diversity in mouse lemurs: three new species in north and northwestern Madagascar. Mol Phylogenet Evol. 2007;43:309-27 pubmed
    ..Elements of both biogeographic models are combined in a new hypothesis that aims to explain the speciation process leading to the present distribution of mouse lemurs in Madagascar...
  5. Genin F, Nibbelink M, Galand M, Perret M, Ambid L. Brown fat and nonshivering thermogenesis in the gray mouse lemur (Microcebus murinus). Am J Physiol Regul Integr Comp Physiol. 2003;284:R811-8 pubmed
    ..With the use of Western blotting with the same antibody, we showed a likely increase in UCP expression after cold exposure, suggesting that NST is also used to survive low ambient temperatures in this tropical species...
  6. Perret M, Aujard F. Daily hypothermia and torpor in a tropical primate: synchronization by 24-h light-dark cycle. Am J Physiol Regul Integr Comp Physiol. 2001;281:R1925-33 pubmed
    ..6 +/- 0.9 degrees C) were observed and would involve mechanisms depending on physiological changes induced by short day exposure...
  7. Scheumann M, Zimmermann E. Sex-specific asymmetries in communication sound perception are not related to hand preference in an early primate. BMC Biol. 2008;6:3 pubmed publisher
  8. Canale C, Perret M, Théry M, Henry P. Physiological flexibility and acclimation to food shortage in a heterothermic primate. J Exp Biol. 2011;214:551-60 pubmed publisher
    ..The flexible control of energy expenditure conferred by heterothermy may facilitate the plastic response of heterothermic species to more frequent climatic hazards...
  9. Dal Pan A, Pifferi F, Marchal J, Picq J, Aujard F. Cognitive performances are selectively enhanced during chronic caloric restriction or resveratrol supplementation in a primate. PLoS ONE. 2011;6:e16581 pubmed publisher
    ..Taken together, these results suggest that RSV could be a good candidate to mimic long-term CR effects and support the growing evidences that nutritional interventions can have beneficial effects on brain functions even in adults...
  10. Braune P, Schmidt S, Zimmermann E. Acoustic divergence in the communication of cryptic species of nocturnal primates (Microcebus ssp.). BMC Biol. 2008;6:19 pubmed publisher
    ..ravelobensis) and the Goodman's mouse lemur (M. lehilahytsara). The first two species occur sympatrically, the latter lives allopatrically to them...
  11. Joly M, Scheumann M, Zimmermann E. Wild mouse lemurs revisit artificial feeding platforms: implications for field experiments on sensory and cognitive abilities in small primates. Am J Primatol. 2008;70:892-6 pubmed publisher
    ..Our design of platform experiments offers the advantage of observing wild individually known small primates in their natural environment and of setting up controlled experiments to gain insight into their sensory and cognitive abilities...
  12. Dausmann K, Glos J, Heldmaier G. Energetics of tropical hibernation. J Comp Physiol B. 2009;179:345-57 pubmed publisher
    ..5 vs. 114.3 kJ/d). Therefore, tropical hibernation in C. medius is an effective, well-regulated adaptive response to survive unfavourable seasons...
  13. Heckman K, Rasoazanabary E, Machlin E, Godfrey L, Yoder A. Incongruence between genetic and morphological diversity in Microcebus griseorufus of Beza Mahafaly. BMC Evol Biol. 2006;6:98 pubmed publisher
    ..A synthetic approach that combines morphological, genetic, geographic, and ecological data is most likely to reveal the true nature of species diversity...
  14. Gligor M, Ganzhorn J, Rakotondravony D, Ramilijaona O, Razafimahatratra E, Zischler H, et al. Hybridization between mouse lemurs in an ecological transition zone in southern Madagascar. Mol Ecol. 2009;18:520-33 pubmed publisher
  15. Leliveld L, Scheumann M, Zimmermann E. Manual lateralization in early primates: a comparison of two mouse lemur species. Am J Phys Anthropol. 2008;137:156-63 pubmed publisher
    ..However, successful hand usage was not affected by task experience, suggesting that successful hand usage is a more stable measurement for manual lateralization than hand preference...
  16. Terrien J, Zahariev A, Blanc S, Aujard F. Impaired control of body cooling during heterothermia represents the major energetic constraint in an aging non-human primate exposed to cold. PLoS ONE. 2009;4:e7587 pubmed publisher
    ..Aged animals exhibited deep heterothermia and increased levels of energy expenditure, impairing energy balance. Thus, an impaired control of the heterothermic process induced high energy costs in the aging mouse lemur exposed to cold. ..
  17. Terrien J, Zizzari P, Epelbaum J, Perret M, Aujard F. Daily rhythms of core temperature and locomotor activity indicate different adaptive strategies to cold exposure in adult and aged mouse lemurs acclimated to a summer-like photoperiod. Chronobiol Int. 2009;26:838-53 pubmed publisher
    ..This might reflect that adaptive strategies to cold exposure differ with age in mouse lemurs acclimated to a summer-like photoperiod...
  18. Weidt A, Hagenah N, Randrianambinina B, Radespiel U, Zimmermann E. Social organization of the golden brown mouse lemur (Microcebus ravelobensis). Am J Phys Anthropol. 2004;123:40-51 pubmed
    ..Mixed-sex sleeping groups can be described as the basic social unit within this dispersed multimale/multifemale society...
  19. Dhenain M, Chenu E, Hisley C, Aujard F, Volk A. Regional atrophy in the brain of lissencephalic mouse lemur primates: measurement by automatic histogram-based segmentation of MR images. Magn Reson Med. 2003;50:984-92 pubmed
    ..CSF accumulation within the occipital, parieto-temporal, temporal, and frontal ventral peri-encephalic spaces was particularly marked in the oldest animals that also displayed ophthalmologic alterations...
  20. Aujard F, Dkhissi Benyahya O, Fournier I, Claustrat B, Schilling A, Cooper H, et al. Artificially accelerated aging by shortened photoperiod alters early gene expression (Fos) in the suprachiasmatic nucleus and sulfatoxymelatonin excretion in a small primate, Microcebus murinus. Neuroscience. 2001;105:403-12 pubmed
    ..These results provide new insights into the mechanisms underlying artificial accelerated aging at the level of the molecular mechanisms of the biological clock...
  21. Schmid J, Speakman J. Torpor and energetic consequences in free-ranging grey mouse lemurs (Microcebus murinus): a comparison of dry and wet forests. Naturwissenschaften. 2009;96:609-20 pubmed publisher
    ..Our comparative findings suggest that water turnover and therefore water requirement during the austral winter months plays a more restricting role on grey mouse lemurs from the dry forest than on those from the rain forest...
  22. Legreneur P, Thévenet F, Libourel P, Monteil K, Montuelle S, Pouydebat E, et al. Hindlimb interarticular coordinations in Microcebus murinus in maximal leaping. J Exp Biol. 2010;213:1320-7 pubmed publisher
    ..The kinematic analysis of the joints and musculo-tendon architecture of the M. murinus plantar flexors pointed out mechanical power amplifier mechanisms (i.e. stretch-shortening cycle of hindlimb muscles and proximo-to-distal sequence)...
  23. Trouche S, Asuni A, Rouland S, Wisniewski T, Frangione B, Verdier J, et al. Antibody response and plasma Abeta1-40 levels in young Microcebus murinus primates immunized with Abeta1-42 and its derivatives. Vaccine. 2009;27:957-64 pubmed publisher
    ..Our present findings indicate that most of our Abeta derivatives elicit a substantial antibody response in primates, and importantly this effect is reversible which enhances the safety profile of our approach...
  24. Blanco M, Rahalinarivo V. First direct evidence of hibernation in an eastern dwarf lemur species (Cheirogaleus crossleyi) from the high-altitude forest of Tsinjoarivo, central-eastern Madagascar. Naturwissenschaften. 2010;97:945-50 pubmed publisher
    ..This study has implications for understanding the physiology of hibernation in small-bodied lemurs...
  25. Genin F, Perret M. Photoperiod-induced changes in energy balance in gray mouse lemurs. Physiol Behav. 2000;71:315-21 pubmed
    ..In contrast, BM loss following LP exposure would be related to seasonal sexual activation rather than to a direct control by photoperiod...
  26. Leliveld L, Scheumann M, Zimmermann E. Acoustic correlates of individuality in the vocal repertoire of a nocturnal primate (Microcebus murinus). J Acoust Soc Am. 2011;129:2278-88 pubmed publisher
    ..The findings suggest that variations in individual distinctiveness can to some extent be explained by the context and the acoustic structure of the call types...
  27. Languille S, Blanc S, Blin O, Canale C, Dal Pan A, Devau G, et al. The grey mouse lemur: a non-human primate model for ageing studies. Ageing Res Rev. 2012;11:150-62 pubmed publisher
  28. Pifferi F, Rahman A, Languille S, Auffret A, Babiloni C, Blin O, et al. Effects of dietary resveratrol on the sleep-wake cycle in the non-human primate gray mouse lemur (Microcebus murinus). Chronobiol Int. 2012;29:261-70 pubmed publisher
    ..The present data suggest that RSV may be a potent regulator of sleep-wake rhythms and could be of major interest in the study of sleep perturbations associated with aging and neuropathology...
  29. Picq J, Aujard F, Volk A, Dhenain M. Age-related cerebral atrophy in nonhuman primates predicts cognitive impairments. Neurobiol Aging. 2012;33:1096-109 pubmed publisher
    ..Mouse lemurs are the first nonhuman primates in which a clear relationship is established between age-associated cognitive alteration and cerebral atrophy...
  30. Fischer K, Austad S. The development of small primate models for aging research. ILAR J. 2011;52:78-88 pubmed
    ..We discuss one other New World monkey group, Cebus spp., that might also be an effective NHP model of aging as these species are longer-lived for their body size than any primate except humans...
  31. Canale C, Perret M, Henry P. Torpor use during gestation and lactation in a primate. Naturwissenschaften. 2012;99:159-63 pubmed publisher
    ..This physiological flexibility likely evolved as a response to climate-driven fluctuations in food availability in Madagascar...
  32. Giroud S, Perret M, Le Maho Y, Momken I, Gilbert C, Blanc S. Gut hormones in relation to body mass and torpor pattern changes during food restriction and re-feeding in the gray mouse lemur. J Comp Physiol B. 2009;179:99-111 pubmed publisher
    ..Such observation clearly warrants further investigations, but it opens an interesting area of research in torpor regulation...
  33. Terrien J, Zizzari P, Bluet Pajot M, Henry P, Perret M, Epelbaum J, et al. Effects of age on thermoregulatory responses during cold exposure in a nonhuman primate, Microcebus murinus. Am J Physiol Regul Integr Comp Physiol. 2008;295:R696-703 pubmed publisher
    ..Responses exhibited by aged mouse lemurs exposed to cold revealed difficulties in the maintenance of normothermia and energy balance and might involve modulations of IGF-1 levels...
  34. Giroud S, Blanc S, Aujard F, Bertrand F, Gilbert C, Perret M. Chronic food shortage and seasonal modulations of daily torpor and locomotor activity in the grey mouse lemur (Microcebus murinus). Am J Physiol Regul Integr Comp Physiol. 2008;294:R1958-67 pubmed publisher
    ..Although the behavioral thermoregulation role warrants further investigation in energy savings, M. murinus survival would be impaired during long-term food shortage in summer...
  35. Aujard F, Cayetanot F, Bentivoglio M, Perret M. Age-related effects on the biological clock and its behavioral output in a primate. Chronobiol Int. 2006;23:451-60 pubmed
    ..Changes in the daily rhythms of AVP ir and VIP ir may affect the ability of the SCN to transmit rhythmic information to other neural target sites, and thereby modify the expression of some biological rhythms...
  36. Radespiel U, Cepok S, Zietemann V, Zimmermann E. Sex-specific usage patterns of sleeping sites in grey mouse lemurs (Microcebus murinus) in northwestern Madagascar. Am J Primatol. 1998;46:77-84 pubmed
    ..The underlying study indicates that sleeping sites may be a restricted and defendable resource for grey mouse lemurs. The investigation gives new insights into the distribution patterns and social organization of this species...
  37. Dal Pan A, Terrien J, Pifferi F, Botalla R, Hardy I, Marchal J, et al. Caloric restriction or resveratrol supplementation and ageing in a non-human primate: first-year outcome of the RESTRIKAL study in Microcebus murinus. Age (Dordr). 2011;33:15-31 pubmed publisher
    ..The RESTRIKAL study can now be safely undertaken on a long-term basis to determine whether age-associated alterations in mouse lemurs are delayed with CR and if RSV can mimic these effects...
  38. Genin F, Perret M. Daily hypothermia in captive grey mouse lemurs (Microcebus murinus): effects of photoperiod and food restriction. Comp Biochem Physiol B Biochem Mol Biol. 2003;136:71-81 pubmed
    ..Therefore, daily torpor appears as a rapid response to food restriction occurring whatever the photoperiod, although enhanced by short photoperiod...
  39. Dausmann K, Glos J, Ganzhorn J, Heldmaier G. Physiology: hibernation in a tropical primate. Nature. 2004;429:825-6 pubmed
    ..Our findings indicate that arousals are determined by maximum body temperatures and that hypometabolism in hibernating animals is not necessarily coupled to a low body temperature...
  40. Groeneveld L, Blanco M, Raharison J, Rahalinarivo V, Rasoloarison R, Kappeler P, et al. MtDNA and nDNA corroborate existence of sympatric dwarf lemur species at Tsinjoarivo, eastern Madagascar. Mol Phylogenet Evol. 2010;55:833-45 pubmed publisher
    ..sibreei today. Given ongoing forest loss and fragmentation at Tsinjoarivo we can surmise that this population, critical to our understanding of the evolution of the genus Cheirogaleus, is also critically endangered...
  41. Giroud S, Perret M, Stein P, Goudable J, Aujard F, Gilbert C, et al. The grey mouse lemur uses season-dependent fat or protein sparing strategies to face chronic food restriction. PLoS ONE. 2010;5:e8823 pubmed publisher
    ..Both strategies have direct fitness implication: 1) to maintain activities at a lower body size during the mating season and 2) to preserve an optimal wintering muscle mass and function...
  42. Seguy M, Perret M. Factors affecting the daily rhythm of body temperature of captive mouse lemurs (Microcebus murinus). J Comp Physiol B. 2005;175:107-15 pubmed
    ..In response to external conditions, mouse lemurs may thus adjust their energy expenditures through daily modifications of both the duration and the depth of torpor...
  43. Fredsted T, Pertoldi C, Schierup M, Kappeler P. Microsatellite analyses reveal fine-scale genetic structure in grey mouse lemurs (Microcebus murinus). Mol Ecol. 2005;14:2363-72 pubmed
  44. Hafen T, Neveu H, Rumpler Y, Wilden I, Zimmermann E. Acoustically dimorphic advertisement calls separate morphologically and genetically homogenous populations of the grey mouse lemur (Microcebus murinus). Folia Primatol (Basel). 1998;69 Suppl 1:342-56 pubmed
    ..Possible explanations for the emergence of dialects in a prosimian species are outlined...
  45. Radespiel U, Olivieri G, Rasolofoson D, Rakotondratsimba G, Rakotonirainy O, Rasoloharijaona S, et al. Exceptional diversity of mouse lemurs (Microcebus spp.) in the Makira region with the description of one new species. Am J Primatol. 2008;70:1033-46 pubmed publisher
    ..This study and other lemur inventories suggest that the Makira region is particularly rich in lemur species and the lack of any protected zone in this area should now attract the urgent attention of conservation stakeholders...
  46. Zimmermann E, Hafen T. Colony specificity in a social call of mouse lemurs (Microcebus ssp.). Am J Primatol. 2001;54:129-41 pubmed
    ..It also suggests that acoustic traits change at a more obvious and rapid pace than morphology in isolated populations, and may be used as an indication of conditions that may favor the evolution of subspecies...
  47. Dkhissi Benyahya O, Szel A, Degrip W, Cooper H. Short and mid-wavelength cone distribution in a nocturnal Strepsirrhine primate (Microcebus murinus). J Comp Neurol. 2001;438:490-504 pubmed
    ..9 cycles/degree) is slightly lower to that of other nocturnal primates. The densities of rods, cones, and ganglion cell layer neurons represent a compromise between spatial resolution and sensitivity for both photopic and scotopic vision...
  48. Aujard F, Perret M. Age-related effects on reproductive function and sexual competition in the male prosimian primate, Microcebus murinus. Physiol Behav. 1998;64:513-9 pubmed
    ..Despite the fact that testosterone levels and sexual behaviors decreased with aging in this primate, older males reached a dominant position, increasing thus their reproductive success...
  49. Durden L, Zohdy S, Laakkonen J. Lice and ticks of the eastern rufous mouse lemur, Microcebus rufus, with descriptions of the male and third instar nymph of Lemurpediculus verruculosus (Phthiraptera: Anoplura). J Parasitol. 2010;96:874-8 pubmed publisher
    ..and 1 Ixodes sp. The last 2 ticks listed did not morphologically match any of the Madagascar Haemaphysalis or Ixodes ticks for which nymphal stages have been described...
  50. Dhenain M, Duyckaerts C, Michot J, Volk A, Picq J, Boller F. Cerebral T2-weighted signal decrease during aging in the mouse lemur primate reflects iron accumulation. Neurobiol Aging. 1998;19:65-9 pubmed
    ..This study suggests that in mouse lemurs, iron deposits are responsible for T2-weighted signal decrease in the central gray nuclei...
  51. Bons N, Lehmann S, Nishida N, Mestre Frances N, Dormont D, Belli P, et al. BSE infection of the small short-lived primate Microcebus murinus. C R Biol. 2002;325:67-74 pubmed
  52. Weisrock D, Rasoloarison R, Fiorentino I, Ralison J, Goodman S, Kappeler P, et al. Delimiting species without nuclear monophyly in Madagascar's mouse lemurs. PLoS ONE. 2010;5:e9883 pubmed publisher
  53. Joly M, Deputte B, Verdier J. Age effect on olfactory discrimination in a non-human primate, Microcebus murinus. Neurobiol Aging. 2006;27:1045-9 pubmed
    ..murinus display lesions that are pathognomonic of Alzheimer's disease, our observations highlight its potential utility as a primate model for studying cognitive deficits in relation to age and associated pathologies...
  54. Aujard F, Cayetanot F, Terrien J, Van Someren E. Attenuated effect of increased daylength on activity rhythm in the old mouse lemur, a non-human primate. Exp Gerontol. 2007;42:1079-87 pubmed
    ..Changes in coupling of circadian oscillators to the light-dark cycle and disturbances in the physiological responses to change in light duration should be further investigated...
  55. Joly M, Michel B, Deputte B, Verdier J. Odor discrimination assessment with an automated olfactometric method in a prosimian primate, Microcebus murinus. Physiol Behav. 2004;82:325-9 pubmed
    ..murinus can be trained using operant conditioning in an automated olfactometer. This species should prove useful for investigating cognitive capacities and neurodegenerative disease in a primitive primate model...
  56. Dhenain M, Michot J, Privat N, Picq J, Boller F, Duyckaerts C, et al. MRI description of cerebral atrophy in mouse lemur primates. Neurobiol Aging. 2000;21:81-8 pubmed
    ..The other animals did not display amyloid deposits. Relations between the different types of atrophy as well as their causes will have to be assessed in future studies...
  57. Aujard F, Perret M, Vannier G. Thermoregulatory responses to variations of photoperiod and ambient temperature in the male lesser mouse lemur: a primitive or an advanced adaptive character?. J Comp Physiol B. 1998;168:540-8 pubmed
    ..This would support the hypothesis of advanced thermoregulatory processes in mouse lemurs in response to selective environmental pressure, the major external cue being photoperiodic variations...
  58. Kraska A, Dorieux O, Picq J, Petit F, Bourrin E, Chenu E, et al. Age-associated cerebral atrophy in mouse lemur primates. Neurobiol Aging. 2011;32:894-906 pubmed publisher
    ..The ability to follow this pathology non-invasively by MRI will allow to further characterize it and evaluate its relationship with neuropathological lesions that are involved in human diseases such as Alzheimer...
  59. Hapke A, Gligor M, Rakotondranary S, Rosenkranz D, Zupke O. Hybridization of mouse lemurs: different patterns under different ecological conditions. BMC Evol Biol. 2011;11:297 pubmed publisher
  60. Bons N, Silhol S, Barbié V, Mestre Frances N, Albe Fessard D. A stereotaxic atlas of the grey lesser mouse lemur brain (Microcebus murinus). Brain Res Bull. 1998;46:1-173 pubmed
    ..Experiments on lesions and injections of different substances were carried out in specific regions of the brain and brains implanted with needles were fixed in formol and embedded in paraffin wax...
  61. Picq J. Aging affects executive functions and memory in mouse lemur primates. Exp Gerontol. 2007;42:223-32 pubmed
    ..The ultimate goal is to correlate age-related cognitive deficit with brain alterations and this study has helped to select candidate regions to be thoroughly scrutinized in aged mouse lemurs...
  62. Schmid J, Ganzhorn J. Optional strategies for reduced metabolism in gray mouse lemurs. Naturwissenschaften. 2009;96:737-41 pubmed publisher
    ..murinus from the humid evergreen littoral rain forest have the option to utilize short torpor bouts or hibernation under the same conditions as two alternative energy-conserving physiological solutions to environmental constraints...
  63. Radespiel U, Ratsimbazafy J, Rasoloharijaona S, Raveloson H, Andriaholinirina N, Rakotondravony R, et al. First indications of a highland specialist among mouse lemurs (Microcebus spp.) and evidence for a new mouse lemur species from eastern Madagascar. Primates. 2012;53:157-70 pubmed publisher
    ..The distribution of the newly described mouse lemur is not fully known, but seems to be rather restricted and highly fragmented, which raises serious conservation concerns...