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José De La Cruz Agüero,Víctor Manuel Cota Gómez 한국해양과학기술원 2008 Ocean science journal Vol.43 No.3
One specimen of Pteraclis aesticola was collected off San José del Cabo, Baja California Sur, México (22°54'N, 109°45'W), in March 2007. Present record is the first reported occurrence of the species in the Tropical Eastern Pacific biogeographic region (Gulf of California to southern Ecuadorian waters). Its large fan-like anal and dorsal fins and its counts of fin rays and vertebrae can distinguish the Pacific fanfish from the other species in the genus. This fish may have not yet been recorded in the region because its presence has been overlooked in the past because of rarity and lack of commercial value. One specimen of Pteraclis aesticola was collected off San José del Cabo, Baja California Sur, México (22°54'N, 109°45'W), in March 2007. Present record is the first reported occurrence of the species in the Tropical Eastern Pacific biogeographic region (Gulf of California to southern Ecuadorian waters). Its large fan-like anal and dorsal fins and its counts of fin rays and vertebrae can distinguish the Pacific fanfish from the other species in the genus. This fish may have not yet been recorded in the region because its presence has been overlooked in the past because of rarity and lack of commercial value.
José Luis Muñoz-Carrillo,José Luis Muñoz-López,José Jesús Muñoz-Escobedo,Claudia Maldonado-Tapia,Oscar Gutiérrez-Coronado,Juan Francisco Contreras-Cordero,María Alejandra Moreno-García 대한기생충학ㆍ열대의학회 2017 The Korean Journal of Parasitology Vol.55 No.6
The immune response against Trichinella spiralis at the intestinal level depends on the CD4+ T cells, which can both suppress or promote the inflammatory response through the synthesis of diverse cytokines. During the intestinal phase, the immune response is mixed (Th1/Th2) with the initial predominance of the Th1 response and the subsequent domination of Th2 response, which favor the development of intestinal pathology. In this context, the glucocorticoids (GC) are the pharmacotherapy for the intestinal inflammatory response in trichinellosis. However, its therapeutic use is limited, since studies have shown that treatment with GC suppresses the host immune system, favoring T. spiralis infection. In the search for novel pharmacological strategies that inhibit the Th1 immune response (proinflammatory) and assist the host against T. spiralis infection, recent studies showed that resiniferatoxin (RTX) had anti-inflammatory activity, which decreased the serum levels of IL-12, INF-γ, IL-1β, TNF-α, NO, and PGE2, as well the number of eosinophils in the blood, associated with decreased intestinal pathology and muscle parasite burden. These researches demonstrate that RTX is capable to inhibit the production of Th1 cytokines, contributing to the defense against T. spiralis infection, which places it as a new potential drug modulator of the immune response.
José Maria Renata,Ortega Jéssica da Silva,Baran Jordana Batista Correia,Lüders Débora,Gonçalves Claudia Giglio de Oliveira,Zeigelboim Bianca Simone,Taveira Karinna Veríssimo Meira,Polanski José Fernan 대한청각학회 2024 Journal of Audiology & Otology Vol.28 No.2
Background and Objectives: Chloroquine and its analog hydroxychloroquine are derivatives of 4-aminoquinoline and are regularly used in the treatment of malaria and autoimmune diseases. Among the side effects of these drugs, alterations associated with the auditory system are frequently mentioned. Thus, the aim of this systematic review is to systematically review publications on hearing disorders and chloroquine or hydroxychloroquine use.Materials and Methods: Inclusion criteria were observational or interventional studies on audiological assessment in participants who were using chloroquine or hydroxychloroquine. The methodological quality was independently assessed by two reviewers using the Meta-Analysis of Statistics: assessment and review Instrument. The certainty of the evidence was assessed using the GRADE tool.Results: A total of 1,372 non-duplicate papers were screened, out of which 17 were included in the final qualitative synthesis, and 5 studies in the meta-analysis. The odds ratio for the two subgroups evaluated did not show significance with no heterogeneity between the effects observed between the different diseases (I<sup>2</sup>=0%) and obtaining the global estimate of 0.76 (95% confidence interval [CI]=0.41–1.39; <i>p</i>>0.05). Despite the inclusion of papers with different disease samples, the heterogeneity observed in the analysis was low (I<sup>2</sup>= 0%) and prediction interval (95% PI=0.32–1.80; p>0.05) remained close to that estimated by the CI (95% CI=0.41–1.39; <i>p</i>>0.05). The certainty of the evidence assessed by the GRADE tool was considered very low due to the risk of bias, indirect evidence, and imprecision.Conclusions: The findings of this study suggest that the use of chloroquine/hydroxychloroquine is not associated with hearing disorders.
Strong differential subordination and applications to univalency conditions
Jos\'e A. Antonino 대한수학회 2006 대한수학회지 Vol.43 No.2
For the Briot-Bouquet differential equations of the fo-rm given in \cite{1} \begin{equation*} u(z)+\frac{zu^{\prime }(z)}{z\dfrac{f^{\prime }(z)}{f(z)}\left[ \alpha u(z)+\beta \right] }=g(z), \end{equation*}% we can reduce them to \begin{equation*} v(z)+F(z)\frac{v^{\prime }(z)}{v(z)}=h(z), \end{equation*}% where $v(z)=\alpha u(z)+\beta ,\ h(z)=\alpha g(z)+\beta $ \ and $% F(z)=f(z)/f^{\prime }(z).$ In this paper we are going to give conditions in order that if $u$ and $v$ satisfy, respectively, the equations% \begin{align} u(z)+F(z)\frac{u^{\prime }(z)}{u(z)} =&\ h(z), \label{1} \\ v(z)+G(z)\frac{v^{\prime }(z)}{v(z)} =&\ g(z) \notag \end{align}% with certain conditions on the functions $F$ and $G$ applying the concept of strong subordination $g\prec \prec h$ given in \cite{2} by the author, implies that $v\prec u$, where $\prec $ indicates subordination.
Gastric Cancer Genetics and Its Implications for Diagnosis, Prognosis, and Treatment of the Disease
José Pedro Santos,Joana Figueiredo,José Carlos Machado 대한상부위장관ㆍ헬리코박터학회 2024 Korean Journal of Helicobacter Upper Gastrointesti Vol.24 No.2
Gastric cancer (GC) is an aggressive disease and the fifth most common cancer worldwide with a variable geographical distribution. GC has a very low survival rate, mainly because of its heterogeneous presentation, multifactorial etiology, and late diagnosis. It is well established that various risk factors contribute to the development of the disease, including salty diet, smoking, and excessive alcohol consumption. Importantly, interactions between genetic and environmental traits trigger the activation of key signaling pathways, influencing gastric cell behavior towards neoplastic transformation and progression. Despite important advances in our understanding of GC, it remains a major health burden owing to epidemiological and therapeutic limitations. This study aimed to provide a comprehensive overview of the genetic landscape of GC phenotypes and molecular biomarkers for diagnosis and prognosis. In particular, we discuss the advances in genomic knowledge and technology that have yielded comprehensive information on the genetics of GC and classified it from a histological to a molecular perspective. Therefore, targeted and immune-based therapies have been developed, highlighting the challenges associated with intratumoral and interpatient heterogeneity. Finally, we explored potential research avenues on the intricacies of GC and identified accurate biomarkers for improved cancer screening and stratification. The development of innovative approaches to tackle relevant molecules is needed for GC management.
José Aurelio Sosa,José Ramón Laines,David Salvador García,Rafael Hernández,Mark Zappi,Alejandra E. Espinosa de los Monteros 대한환경공학회 2023 Environmental Engineering Research Vol.28 No.3
The energy growing demand and the international environmental policies contribute to the use of renewable energy sources. Among these sources, biogas has acquired great relevance due to its energetic similarity to fuels such as liquefied petroleum gas (LPG) and natural gas (NG). However, biogas needs to be upgraded by removing CO2 and trace gases to obtain biomethane (>85% CH4). This review identifies and classifies seven techniques used in biogas upgrading, reported in academic and scientific publications. A 13-year review period (2008–2021) was considered. Lineal regression was used to analyze the publications number per year. Membranes use represents the largest proportion of publications (33%), while activated carbon (AC) reaches only 22%. However, the use and application of AC obtained the best trend as a publication topic, with a maximum value of R2 = 0.7882. This review documents publish works on obtaining and applying AC in biogas enrichment processes. It includes a review of the characteristics and generation rates of various residual lignocellulosic materials used in the synthesis of AC, the synthesis processes, the characterization techniques, and the final adsorption capacities.
Zeros of real polynomials on Banach spaces
Jos{\'e} G. Llavona 대한수학회 2004 대한수학회지 Vol.41 No.1
This paper is an expository presentation of a large part of the results, about zeros of real polynomials on Banach spaces, that have been obtained in recent years. Also new results, for orthogonally additive polynomials on Lp spaces, are given.
José Domingo Cruz-Labana,María Magdalena Crosby-Galván,Adriana Delgado-Alvarado,José Luis Alcántara-Carbajal,Juan Manuel Cuca-García,Luis Antonio Tarango-Arámbula 한국응용곤충학회 2018 Journal of Asia-Pacific Entomology Vol.21 No.4
In Mexico the ant Liometopum apiculatum is an important insect nutritionally, economically and ecologically. Their larvae (“escamoles”) contain proteins, lipids, vitamins and minerals, the concentrations of which may be related with the type of vegetation where the ant forages. The objective of this study was to evaluate the content of macro and micro nutrients of L. apiculatum larvae collected in three types of vegetation in north-central Mexico. We determined content of moisture, crude protein, total lipids, crude fiber, ash, and nitrogen-free extract. The amino acids were analyzed by cationic Exchange chromatography with acid hydrolysis and fatty acids by gas chromatography and solvent extraction with sodium methoxide. The effect of vegetation type on nutrient content was determined with an ANOVA and Sheffé comparison of means (P < .05). The concentration of amino acids and fatty acids (FA) was analyzed with a Kruskall-Wallis test (P < .05). Significant differences were found in protein, lipids and ash (P < .0001) and moisture content (P < .0036). We identified 17 amino acids, which concentration differed by type of vegetation. There were no significant differences in fatty acids. It is likely that the differences in the concentrations of macronutrients are due to the diversity and differential density of the food components available in each type of vegetation for L. apiculatum, and that the number of types and quantity of amino acids and fatty acids depend on the chemical properties of the liquid secretions the ants obtain by trophobiosis.