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Monoidal functors and exact sequences of groups for Hopf quasigroups
Jose N. Alonso Alvarez,Jose M. Fernandez Vilaboa,Ramon Gonzalez Rodriguez 대한수학회 2021 대한수학회지 Vol.58 No.2
In this paper we introduce the notion of strong Galois $H$-progenerator object for a finite cocommutative Hopf quasigroup $H$ in a symmetric monoidal category ${\sf C}$. We prove that the set of isomorphism classes of strong Galois $H$-progenerator objects is a subgroup of the group of strong Galois $H$-objects introduced in \cite{JKMS}. Moreover, we show that strong Galois $H$-progenerator objects are preserved by strong symmetric monoidal functors and, as a consequence, we obtain an exact sequence involving the associated Galois groups. Finally, to the previous functors, if $H$ is finite, we find exact sequences of Picard groups related with invertible left $H$-(quasi)modules and an isomorphism $Pic(_{{\sf H}}{\sf Mod})\cong Pic({\sf C})\oplus G(H^{\ast})$ where $Pic(_{{\sf H}}{\sf Mod})$ is the Picard group of the category of left $H$-modules, $Pic({\sf C})$ the Picard group of ${\sf C}$, and $G(H^{\ast})$ the group of group-like morphisms of the dual of $H$.
THE GROUP OF STRONG GALOIS OBJECTS ASSOCIATED TO A COCOMMUTATIVE HOPF QUASIGROUP
Alvarez, Jose N. Alonso,Rodriguez, Ramon Gonzalez,Vilaboa, Jose M. Fernandez Korean Mathematical Society 2017 대한수학회지 Vol.54 No.2
Let H be a cocommutative faithfully flat Hopf quasigroup in a strict symmetric monoidal category with equalizers. In this paper we introduce the notion of (strong) Galois H-object and we prove that the set of isomorphism classes of (strong) Galois H-objects is a (group) monoid which coincides, in the Hopf algebra setting, with the Galois group of H-Galois objects introduced by Chase and Sweedler.
Prediction of Parental Combination for Introduction of Stay-Green Associated Loci in Wheat
Henrique de Souza Luche, Jose Antonio Gonzalez da Silva, Rafael Nornbe 한국작물학회 2017 Journal of crop science and biotechnology Vol.20 No.2
In wheat, the increase of yield and stability associated traits can be achieved by combining parents containing the stay-green trait and favorable alleles for grain yield. The aim of this work was to analyze the genetic dissimilarity between wheat lines from stay-green and synchronized maturation groups and elite cultivars. Moreover, to propose promising combinations seeking the selection of high-grain yield and high bread-making quality genotypes containing stay-green trait. The experiment was conducted in a randomized block design with three replications in 2003, 2004, and 2005, using sister-lines with the presence and absence of stay-green trait and elite cultivars. Genetic variability exists among wheat strains from the synchronized stay-green maturation group and elite cultivars. Genotypes of maturation group stay-green obtained an average performance superior to the synchronized group. Crosses between stay-green lines and the CEP 29 and BRS 177 cultivars are promising in the selection of genotypes carrying the stay-green trait with high yield and bread-making quality
( Judith Alvarez Otero ),( Lucia Gonzalez Gonzalez ),( Jose Luis Lamas Ferreiro ),( Alexandra Arca Blanco ),( Jose Ramon Bermudez Sanjurjo ),( Maria Rodriguez Conde ),( Javier De La Fuente Aguado ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: The aim of this study was to analyze the prevalence of carbapenem resistant Pseudomonas aeruginosa (CRPA) in urine cultures in our hospital. Moreover, we determined the mortality and risk factors associated to CRPA infection. Methods: Positive urine cultures to Pseudomonas aeruginosa between september 2012 and september 2013 were identified. We excluded repititive cultures from the same patient and episode. We created a database with demographic, clinical and laboratory items, including previous antibiotic therapy and antimicrobial resistance. Results: Forty-three cases with positive urine cultures to Pseudomonas aeruginosa were included. CRPA was observed in 12cases, with a prevalence of 27.9%. Sixty per cent were male with a median age of 73 years (range: 17-102). Sixty-seven per cent of patients were hospitalized when the culture was collected, but only 30% met criteria to nosocomial infection. Twenty-one percent of urine cultures corresponded to asymptomatic bacteriuria and 25% presented with sepsis. Mortality at 30 days was 20.7% in CRPA patients and 13.8% in the other group, without estatistical significance. Obesity (p =0.003), previous treatment with ciprofloxacin (p = 0.004) and quinolones in general (p = 0.001) and previous treatment with more than one antibiotic (p = 0.03) or with more than one family of antibiotics (p = 0.01) were risk factors to CRPA infection in the univariate analysis. Only obesity (p = 0.04) and previous treatment with ciprofloxacin (p = 0.02) showed statistically significant differences in the multivariate analysis, Conclusions: There is a high prevalence of CRPA in urine cultures in our population, wich is a potencial threat. We should assess the presence of risk factors for development of infections by such pathogen, as previous treatment with quinolones or obesity, in order to start appropiate empirical treatment in patients with severe urinary tract infections.
Intraneural Venous Malformations of the Median Nerve
Porto, Sara Alicia Gonzalez,Rodriguez, Alba Gonzalez,Miguez, Jose Midon Korean Society of Plastic and Reconstructive Surge 2016 Archives of Plastic Surgery Vol.43 No.4
Venous malformations arising from the peripheral nerve are a rare type of vascular malformation. We present the first case of an intraneural venous malformation of the median nerve to be reported in a child and review the previous two cases of median nerve compression due to a venous malformation that have been reported. These cases presented with painless masses in the volar aspect of the wrist or with symptoms suggestive of carpal tunnel syndrome. Clinical suspicion should lead to the use of Doppler ultrasonography as the first-line diagnostic tool. Magnetic resonance imaging and histopathology can confirm the diagnosis, as phleboliths are pathognomonic of venous malformations. Surgical treatment appears to be the only modality capable of successfully controlling the growth of an intraneural malformation. Sclerotherapy and radiotherapy have never been used to treat this type of malformation.
Singular extended skew-elliptical distributions
Jose A. Diaz-Garcia,Graciela Gonzalez-Farias 한국통계학회 2008 Journal of the Korean Statistical Society Vol.37 No.4
Singular vector and matrix extended skew-elliptical distributions are studied in this work. Based on the vectorial case, two alternatives for singular matrix variate extended skew-elliptical distribution are also proposed. In addition, the distributions of a general linear transformation for extended skew-elliptical vectors and matrices are derived along with the corresponding density functions. These results are applied in the distribution of the residuals for a general linear model with extended skew-elliptical errors.