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1.
Article in Russian | MEDLINE | ID: mdl-21675226

ABSTRACT

Motor asymmetry of paws was studied in three species of mouse rodents (Apodemus agrarius, Clethrionomys glareolus, Clethrionomys rutilus) from natural populations. The prevalence of right-hand asymmetry was revealed in both males and females of all studied species. The spatial and temporal variability of asymmetry structures was shown. The increased number of left-handed rodents was observed in unfavorable habitats. A possible adaptive role of the functional motor asymmetry exemplified by small rodents is discussed.


Subject(s)
Arvicolinae/physiology , Functional Laterality , Motor Activity/physiology , Murinae/physiology , Animals , Female , Male , Population
2.
Parazitologiia ; 43(5): 374-88, 2009.
Article in Russian | MEDLINE | ID: mdl-19957906

ABSTRACT

We studied two urban and two suburban biotypes of Tomsk City for tick-transmitted diseases prevalence in naturally collected ticks. Tick-borne encephalitis virus (TBEV) was found in 6.5% of tick samples, West Nile virus (WNV) in 2.2%, Borrelia spp. in 8%, Rickettsia spp. in 2.5%, and Ehrlichia spp. in 1.7% of samples. Genetic markers of Powassan virus, Bartonella spp., and Balbesia spp. were not found. Analysis of the genetic diversity of revealed pathogens resulted in the following conclusions: 1. TBEV strains belong to Siberian and Far-Eastern subtypes, and Far-Eastern subtype of TBEV is most frequent in urban biotypes (up to 43 % of urban strains of TBEV); 2. WNV strains belong to genotype la; 3. Borrelia spp. were classified as B. garinii; 4. Rickettsia spp. were classified as R. tarasevichiae and probably as a new Rickettsia raoultii subspecies; 5. Ehrlichia spp. were classified as E. muris. The coexistence of several pathogens was found in 5.7% of tick samples, and the most frequent combination was TBEV + Borrelia spp.


Subject(s)
Borrelia/genetics , Ehrlichia/genetics , Encephalitis Viruses, Tick-Borne/genetics , Genetic Variation , Ixodidae/microbiology , Rickettsia/genetics , West Nile virus/genetics , Animals , Borrelia/classification , DNA, Bacterial/genetics , Ehrlichia/classification , Encephalitis Viruses, Tick-Borne/classification , Genes, Bacterial/genetics , Humans , Phylogeny , RNA, Viral/genetics , Rickettsia/classification , Siberia , West Nile virus/classification
3.
Biofizika ; 43(4): 659-65, 1998.
Article in Russian | MEDLINE | ID: mdl-9783074

ABSTRACT

It was shown that Kullback information (In) that is registered in a cardiogram, for example, during the arterial hypertension crisis can be used in medicinal diagnostics. Periods of In fluctuations from 2 to 12 days were revealed; some factors that influence In are shown to have a cosmophysical nature.


Subject(s)
Cosmic Radiation , Hypertension/physiopathology , Myocardial Contraction/radiation effects , Signal Processing, Computer-Assisted , Adult , Electrocardiography , Female , Humans , Male
4.
Biofizika ; 40(4): 848-55, 1995.
Article in Russian | MEDLINE | ID: mdl-7495912

ABSTRACT

Near-week and multiple of them rhythms are revealed in the dynamics of the studied biological functions and cosmophysical indices. The conception of endogenic nature of biological rhythms is discussed. It is shown that the group of people sick with essential hypertension is divided into three subgroups according to the type of link of biological rhythms with the cosmophysical; hypersynchronous, moderate synchronous, and asynchronous. It is suggested that the type of link with external factors is attributed by the of interaction of various function in the organism.


Subject(s)
Autonomic Nervous System/physiopathology , Brain/physiopathology , Cosmic Radiation , Hypertension/physiopathology , Periodicity , Adult , Autonomic Nervous System/radiation effects , Brain/radiation effects , Hemodynamics/radiation effects , Humans , Male , Middle Aged
5.
Biofizika ; 31(1): 94-8, 1986.
Article in Russian | MEDLINE | ID: mdl-3955096

ABSTRACT

A correlation between intensity of neutronal component of cosmic rays and typhoid bacteria agglutination was revealed. Agglutination speed dependence on season, polarity of interplanetary magnetic field, geomagnetic storms, Sun's revolution was shown. An assumption is made about an important role of the magnetic fields in the phenomena observed.


Subject(s)
Cosmic Radiation , Magnetics , Salmonella typhi/immunology , Agglutination , Neutrons , Salmonella typhi/radiation effects
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