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Wyszukujesz frazę "polymorphism" wg kryterium: Temat


Tytuł:
Induced isozyme polymorphism in spring barley mutants
Autorzy:
Kucharska, M
Maluszynski, M
Powiązania:
https://bibliotekanauki.pl/articles/2047711.pdf
Data publikacji:
1996
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
polymorphism
isoenzyme
barley
induced mutant
mutant
Opis:
The usefulness of mutagenic treatment to enlarge isozymic variability of barley and the use of induced mutants for genetic analysis were evaluated. N-methyl-N-nitroso urea, sodium azide and gamma rays were employed as mutagenic agents. Electrophoretic assays of 3848 M₂ seedlings obtained by chemical mutagenic treatment of the spring barley cultivars Dema, Aramir, Bielik and 3100 M₂ seedlings obtained by physical mutagenic treatment of the cv. Dema revealed 70 isozymic mutants, which represent 30 separate mutants in 25 M₁ plants. Most of mutations (27) were induced by chemical mutagen at polymorphic esterase loci. The occurrence of induced mutants at monomorphic loci, Got2 and Lap2, made it possible to perform genetic analysis of those loci in barley including mapping respective genes within chromosomes.
Źródło:
Journal of Applied Genetics; 1996, 37, 1; 1-9
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
DNA polymorphism in locus D1S80 in Poland. DNA profiling and detection of new alleles by heteroduplex formation between alleles of the same size
Autorzy:
Kwiatkowska, J
Dziechciowska, K
Lisiecka, D
Slomski, R
Powiązania:
https://bibliotekanauki.pl/articles/2046677.pdf
Data publikacji:
1997
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
DNA sequence
polymorphism
Polska
hybridization
Polish population
heteroduplex formation
DNA polymorphism
same size
polymerase chain reaction
allele
distribution
Opis:
We have analysed allele distribution at the highly polymorphic variable number of tandem repeats (VNTR) locus D1S80 (pMCT118) in the Polish population using the, polymerase chain reaction (PCR) technique. Characteristics of the D1S80 locus makes it a very useful marker for population genetic research, genetic linkage studies and forensic identification of individuals. During our routine application of the D1S80 marker to paternity testing in several cases of homozygosity detected by polyacrylamide gel electrophoresis, heteroduplex formation for alleles 18 and 24 was also observed. Direct sequencing of PCR products revealed that alleles 18 and 24 of locus D1S80 actually represent a mixture composed of different sequences. Our observations indicate that identification of some 18 and 24 VNTR alleles based only on size estimated in electrophoretic analyses could lead to errors in paternity testing and DNA profiling.
Źródło:
Journal of Applied Genetics; 1997, 38, 3; 335-341
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Polymorphism of the porcine growth hormone gene and its linkage to microsatellites S0083 and S0090
Autorzy:
Korwin-Kossakowska, A
Pierzchala, M.
Kuryl, J.
Zwierzchowski, L.
Cymerowska-Prokopczyk, I.
Siadkowska, E.
Powiązania:
https://bibliotekanauki.pl/articles/2043894.pdf
Data publikacji:
1999
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
pig
gene
polymorphism
microsatellite
Sus scrofa
linkage
growth hormone
Źródło:
Journal of Applied Genetics; 1999, 40, 2; 85-91
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Mutations in the human rhodopsin gene and polymorphisms in peripherin-RDS gene in Lithuanian autosomal dominant retinitis pigmentosa patients
Autorzy:
Kucinskas, V
Payne, A.M.
Ambrasiene, D.
Jurgelevicius, V.
Steponaviciute, D.
Arciuliene, J.V.
Daktaraviciene, E.
Bhattacharya, S.
Powiązania:
https://bibliotekanauki.pl/articles/2043868.pdf
Data publikacji:
1999
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
retinal degeneration
polymorphism
patient
rhodopsin gene
man
retinitis pigmentosa
mutation
Lithuania
Źródło:
Journal of Applied Genetics; 1999, 40, 1; 53-61
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Genetic variability in selected Polish population of Dreissena polymorpha [Pallas] [Bivalvia; Dreissenidae]
Autorzy:
Zielinski, R
Soroka, M
Wachowiak-Zielinska, M
Powiązania:
https://bibliotekanauki.pl/articles/2047704.pdf
Data publikacji:
1996
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
genetic variability
Polska
Bivalvia
Dreissena polymorpha
enzyme polymorphism
population
Dreissenidae
Opis:
Genetic variability of a selected population of Dreissena polymorpha, an invasive species playing a significant role in aquatic ecosystems, was studied. Starch gel electrophoresis was used to analyse 8 enzymatic loci in 200 individuals collected from 20 sites in a lake. The population was found to have 75.0% of polymorphic loci, 2.8 alleles per locus, 3.5 alleles per polymorphic locus, 0.393 coefficient of expected heterozygosity, and 149 genotypes. Zebra mussel clumps were strongly polymorphic; almost every individual had a different genotype. The high polymorphism observed in the D. polymorpha clumps had most likely resulted from external cross-fertilisation and the presence of free-swimming veliger larvae as well as from a considerable heterozygosity of individual bivalves. Genetic variability of the population studied was found to be similar to that of populations inhabiting other Western Pomeranian lakes, including both highly polluted ones and those formed as recently as about 40 years ago. This provides evidence for a mass colonisation of freshwater reservoirs effected by very polymorphic parent populations of D. polymorpha. The literature data on North American zebra mussel populations which invaded that continent about 10 years ago show them to be polymorphic, too, but not as much as European ones.
Źródło:
Journal of Applied Genetics; 1996, 37, 1; 105-120
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Dde I RFLP at the 5 region of bovine kappa-casein gene
Autorzy:
Kaminski, S
Powiązania:
https://bibliotekanauki.pl/articles/2047278.pdf
Data publikacji:
1996
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
gene region
bovine kappa-casein
polymorphism
milk property
dairy cattle
Opis:
The bovine kappa-casein (CASK) gene is known as a potential quantitative trait locus in dairy cattle breeding. However, the molecular basis of the effect of the CASK allele B on different milk properties remains unclear. In this report, a 214 bp fragment of the 5' untranslated region of the CASK gene containing 5 potential consensus sequenses for different transcription factors was PCR-amplified to find RFLPs. A Dde I RFLP was identified. In a population of 112 Bos taurus (86 cows and 26 bulls of Polish Black and White crossbred Holstein-Friesian) and 7 Bison bonasus individuals, 7 had no recognition sites for Dde I, 23 were heterozygous and 89 were cut completely into two fragments.
Źródło:
Journal of Applied Genetics; 1996, 37, 2; 173-178
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Screening of cytoplasmic DNA diversity between and within Lupinus mutabilis Sweet and Lupinus albus sensu lato by restriction fragment lenght polymorphism [RFLP]
Autorzy:
Olczak, T
Rurek, M.
Janska, H.
Augustyniak, H.
Sawicka-Sienkiewicz, E.J.
Powiązania:
https://bibliotekanauki.pl/articles/2041987.pdf
Data publikacji:
2001
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
white lupin
Lupinus mutabilis
restriction polymorphism
Andean lupin
lupin
cytoplasmic DNA
Lupinus albus
Źródło:
Journal of Applied Genetics; 2001, 42, 2; 127-137
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Relationship between transferrin and globulin antigen polymorphism and sheep resistance to mastitis
Autorzy:
Charon, K M
Lipecka, C
Siudek, T
Swiderek, W P
Skiba, E
Powiązania:
https://bibliotekanauki.pl/articles/2047286.pdf
Data publikacji:
1996
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
transferrin genotype
polymorphism
sheep
milk infection
health condition
mammary gland
mastitis
globulin antigen
Opis:
The effect of transferrin genotypes and genes and globulin antigens on sheep resistance/susceptibility to mastitis was analysed. The udder health condition was diagnosed on the basis of the somatic cell count in 1 ml of milk and results of bacteriological tests. It was found that sheep with the transferrin genotype AC, AD and CC were characterised by a better health of the mammary gland than the remaining ewes. Among 9 transferrin alleles observed in the examined sheep, only the presence of transferrin I allele in the ewes genotype was connected with the somatic cell count below the mean value of this trait. The presence of transferrin A allele in the sheep's genotype was connected with a small infection of milk with mastitis pathogens. The serum globulin antigens analysed did not significantly affect the somatic cell count in the milk of the examined ewes. However, the antigens A2, NS1 (antigens of ß-globulin) and GB2 (antigen of class IgG immunoglobulins) as well as the globulin antigen A6 and GA1 antigen of class IgG immunoglobulins showed to have a significant effect on the level of sheep milk infection.
Źródło:
Journal of Applied Genetics; 1996, 37, 2; 161-172
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Evaluation of the effect of centromeric heterochromatin polymorphism on pig fertility
Autorzy:
Kozubska-Sobocinska, A
Danielak-Czech, B
Slota, E
Rejduch, B
Powiązania:
https://bibliotekanauki.pl/articles/2047265.pdf
Data publikacji:
1996
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
pig
polymorphism
constitutive heterochromatin
fertility
C-banding
centromeric heterochromatin
litter size
karyotype
Opis:
C-banding identified centromeric heterochromatin polymorphism, most often located in pair no. 16, was a basis for selecting animals for the experiment. The aim of the experiment was to assess the impact of centromeric heterochromatin polymorphism on pig fertility, expressed by litter size. The research included the first two litters obtained from 30 pairs of parents with different genotypes as regards the parameter under study. A statistical analysis of the number of offspring from different mating types showed no significant differences between the experimental groups of animals. The results obtained did not confirm suggested correlation between polymorphism of the centromeric heterochromatin regions and pig fertility, estimated by mean litter size. Thus the polymorphism cannot be regarded as a selection criterion.
Źródło:
Journal of Applied Genetics; 1996, 37, 3; 293-298
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Leucocyte acid phosphatase and selected haematological indices in BLV infected cows
Autorzy:
Kaczmarczyk, E
Czarnik, U.
Bojarojc, B.
Walawski, K.
Powiązania:
https://bibliotekanauki.pl/articles/2043884.pdf
Data publikacji:
1999
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
hematological index
cow
polymorphism
blood leucocyte
acid phosphatase
cattle
lysosomal enzyme
leucocyte
enzootic bovine leukemia
Źródło:
Journal of Applied Genetics; 1999, 40, 2; 93-101
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
SSCP polymorphism within 5 region of bovine lactoglobulin [LGB] gene
Autorzy:
Kaminski, S
Zabolewicz, T.
Powiązania:
https://bibliotekanauki.pl/articles/2044462.pdf
Data publikacji:
1998
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
lactoglobulin gene
polymorphism
SSCP method
cattle
gene transcription
electrophoresis
hormonal receptor
mutation
beta-lactoglobulin
milk
Opis:
In the paper the detection of the SSCP polymorphism within the 5’ fragment of bovine beta-lactoglobulin (LGB) gene is described. The 5’ fragment of LGB gene (209 bp) was PCR-amplified and then subjected to electrophoresis allowing the detection of SSCP polymorphism. Among 124 animals (50 cows and 74 bulls) six SSCP patterns were identified and named Rl, R2, R3, R4, R5 and R6, which occured with the frequency of 0.32, 0.51, 0.09, 0.06, 0.01 and 0.01, respectively. The PCR-SSCP method is simple, fast, and relatively inexpensive. The SSCP polymorphism reported in the paper may be useful in looking for the associations between different SSCP patterns and LGB gene expression and milk properties.
Źródło:
Journal of Applied Genetics; 1998, 39, 1; 97-102
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The use amelogenin gene polymorphism in PCR embryo sexing in bovine IVF embryos
Autorzy:
Lechniak, D
Cumming, J R
Powiązania:
https://bibliotekanauki.pl/articles/2046605.pdf
Data publikacji:
1997
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
polymorphism
sex chromosome
Y chromosome
bovine embryo
sex
amelogenin gene
polymerase chain reaction
embryo
Opis:
The present study describes a rapid, simple method of bovine IVF embryo sexing by use of PCR technique. A pair of primers corresponding to the bovine amelogenin sequence has been used. The Rapid Cycler (Idaho Technology, USA) used in the current experiment enabled the PCR programme consisting of 55 cycles to be completed in less than 40 minutes. Therefore the total sexing procedure could be performed in less than 90 minutes. The described method succeded in case of 85% analysed embryos.
Źródło:
Journal of Applied Genetics; 1997, 38, 1; 45-49
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
SURF1 gene mutations in Polish patients with COX-deficient Leigh syndrome
Autorzy:
Piekutowska-Abramczuk, D
Popowska, E.
Pronicka, E.
Karczmarewicz, E.
Pronicki, M.
Kmiec, T.
Krajewska-Walasek, M.
Powiązania:
https://bibliotekanauki.pl/articles/2041946.pdf
Data publikacji:
2001
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
Leigh disease
polymorphism
deletion
patient
substitution
Polska
SURF1 gene
gene mutation
Leigh syndrome
cytochrome oxidase
Źródło:
Journal of Applied Genetics; 2001, 42, 1; 103-108
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Polymorphism of nine canine-derived microsatellites in farm silver foxes [Vulpes fulvus]
Autorzy:
Zajac, M
Klukowska, J.
Slomski, R.
Switonski, M.
Powiązania:
https://bibliotekanauki.pl/articles/2043146.pdf
Data publikacji:
2000
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
polymorphism
Vulpes fulvus
Canidae
microsatellite
silver fox
dog
farm
genome
genetic marker
fox
blue fox
Źródło:
Journal of Applied Genetics; 2000, 41, 1; 43-50
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Associations between bovine beta-lactoglobulin polymorphism within coding and regulatory sequences and milk performance traits
Autorzy:
Kaminski, S
Zabolewicz, T.
Powiązania:
https://bibliotekanauki.pl/articles/2043147.pdf
Data publikacji:
2000
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
chromosome
polymorphism
promoter
haplotype
beta-lactoglobulin gene
mutation
cattle breeding
amino acid
milk
dairy cattle
protein content
Źródło:
Journal of Applied Genetics; 2000, 41, 2; 91-99
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł

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