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Dietary Fiber, Gut Peptides, and Adipocytokines
David Sa´nchez,Marta Miguel,Amaya Aleixandre 한국식품영양과학회 2012 Journal of medicinal food Vol.15 No.3
The consumption of dietary fiber (DF) has increased since it was related to the prevention of a range of illnesses and pathological conditions. DF can modify some gut hormones that regulate satiety and energy intake, thus also affecting lipid metabolism and energy expenditure. Among these gut hormones are ghrelin, glucagon-like peptide 1, peptide YY, and cholecystokinin. Adipose tissue is known to express and secrete a variety of products known as ‘‘adipocytokines,’’which are also affected by DF. Some of the most relevant adipocytokines include adiponectin, leptin, tumor necrosis factor-a,and interleukin-6. The release of adipocytokines, by either adipocytes or macrophage-infiltrated adipose tissue, leads to a chronic subinflammatory state that could play a central role in the development of insulin resistance and type 2 diabetes,therefore increasing the risk of cardiovascular disease associated with obesity. DF modulation of these molecules could also have positive effects on obesity, insulin resistance, and hyperlipidemia. This review is focused on the effects of DF on the above-mentioned gut peptides and adipocytokines.
Moctezuma Victor,Hernández Benjamín,Sánchez-Huerta José Luis,Lizardo Viridiana,Quiroz-Rocha Georgina Adriana,Navarrete-Heredia José Luis 한국응용곤충학회 2023 Journal of Asia-Pacific Entomology Vol.26 No.1
Two new species of Onthophagus Latreille, 1802 from the Pacific Slope of Mexico are described and illustrated: Onthophagus gonzaloi Moctezuma, Hernández & Sánchez-Huerta, sp. nov., and Onthophagus yescaensis Moctezuma, Hernández & Sánchez-Huerta, sp. nov. New records for Onthophagus browni Howden & Cartwright, 1963 from the Mexican states of Jalisco (the southernmost locality known to date) and Zacatecas are provided. urn:lsid:zoobank.org:pub:51AA52C6-41BF-4A8B-9BC9-D78600EDB32E.
Endogenous Preferential Trade Agreements
Sa´nchez de Paz, Elena,Novo Peteiro, Jose´ Antonio,Me´ndez Naya, Jose´ 세종대학교 국제경제연구소 1999 Journal of Economic Integration Vol.14 No.3
This paper shows that preferential trade agreements can emerge in an endogenous way. We use a simple international trade model where governments fix their tariffs in order to maximize social welfare. We find that when countries behave in a non co-operative way this performance leads to tariff discrimination. This result holds whether firms play a Cournot strategy or whether they follow a Stackelberg's leader-follower strategy. This paper also analyzed whether multilateralism and regionalism are complementary or substitutive processes. It is concluded that, in spite of the fact that absolute protection is reduced as a result of the economic integration process, relative protection against the rest of the world increases and, therefore, the two processes should not be considered as complementary. (JEL Classification: F15, F14, F13)
ARE GALACTIC WARPS INDUCED BY INTERGALACTIC FLOWS?
F. J. SÁNCHEZ-SALCEDO 한국천문학회 2004 Journal of The Korean Astronomical Society Vol.37 No.5
The interaction of disk galaxies with intergalactic winds has been invoked as a possible mechanismof the generation of galactic warps. Here we discuss conditions under which intergalactic ows canbe relevant for warping eld galaxies. Constraints include the heating of the outer disk, the level ofasymmetry in the vertical distribution of the volume gas density, the angular frequency of the warp, thesymmetry of galactic warps amplitude between the approaching and receding sides of the galaxy, and thespeed of the intergalactic ow whether subsonic or supersonic. These constraints are discussed in thispaper in reference to the proposal of Lopez-Corredoira et al. that warps can be a natural consequenceof accretion ows onto the disk.
Pablo Sánchez-Lorda 한국전자통신연구원 2006 ETRI Journal Vol.28 No.5
This paper investigates two kinds of strategic combinations carried out by the European telecom operators between 1986 and 2001: acquisitions, on the one hand, and strategic alliances, on the other. The aim of the paper is twofold. First, it analyzes the behavior adopted by these companies to adapt to an environment that, after the processes of globalization and privatization presents a clearly different structure. Second, it focuses on the effect that internationalization and diversification could exert over the returns obtained by the European telecom firms involved in acquisitions and alliances, differentiating when such strategic combinations are more profitable for the shareholders of the firms that carry them out.
Maria Isabel Sá,nchez Jorge,Jorge Corté,s-Bretó,n Brinkmann,Aranzazu Gonzá,lez Corchó,n,Rosa Acevedo Ocañ,a 대한구강악안면외과학회 2021 대한구강악안면외과학회지 Vol.47 No.4
Hemangioma is a benign tumor characterized by the proliferation of blood vessels. Although it often appears in soft tissues, its occurrence in bone tissue, particularly the mandible, is extremely rare. A 32-year-old female sought attention at the dental clinic complaining of a painless swelling in the posterior region of the left side of the mandible. A panoramic radiograph and computed axial tomography scan were taken, showing honeycomb and sunburst images, respectively, in the affected area. The patient underwent a biopsy, which led to the diagnosis of intraosseous hemangioma. Having assessed the characteristics of the lesion, it was decided to perform complete excision including safety margins, followed by an iliac crest bone graft to reconstruct the mandible. Awareness of the possible clinical and radiographic presentations of intraosseous hemangioma is considered important, as non-diagnosis could have severe consequences given its possible relation to dental structures.
Sofí,a M Martí,nez-Sá,nchez,Tomá,s E Martí,nez-Garcí,a,Diego Munguí,a-Izquierdo 대한신경정신의학회 2020 PSYCHIATRY INVESTIGATION Vol.17 No.4
Objective To analyze the clinical, psychopathological, physical, and sleep-related evolution of adolescents with restricting-type of anorexia nervosa (AN-R) after 10 weeks of a daytime hospital program. Methods Body composition, physical activity and sleep were measured objectively before and after 10 weeks of treatment. In addition, psychopathology and body image disturbances were measured with a self-report questionnaire. Results Fourteen female adolescents with AN-R (14.3±1.6 years old) participated in the study. A significant increase was found in eight of the ten variables for body composition (p<0.05). There were no significant changes in psychopathology, body image disturbances or physical activity. Concerning sleep, a significant, moderately standardized and substantial increase in night latency was found (p=0.002), and there was a significant, small standardized and substantial decrease in night efficiency (p=0.035). Conclusion After 10 weeks of follow-up with adolescent patients with AN-R who attended a day hospital program, there was a positive evolution of body composition. However, with regard to sleep patterns, there was a worsening of latency and night efficiency. Therefore, sleep care should be addressed in acute treatment programs for adolescents with AN-R.
Tahali Mendoza-Oliveros,Victor Arana-Argáez,Leidi C. Alvaréz-Sánchez,Julio Lara-Riegos,María Elizbeth Alvaréz-Sánchez,Julio C. Torres-Romero 대한기생충학ㆍ열대의학회 2019 The Korean Journal of Parasitology Vol.57 No.1
Trichomoniasis is a common sexually transmitted infection caused by Trichomonas vaginalis, which actually does not exist a vaccine for control or prevention. Thus, the identification of new and potent immunogens in T. vaginalis, which can contribute to the development of a vaccine against this parasite, is necessary. Therefore, the aim of this work was to evaluate the potential of a recombinant Transient Receptor Potential-like channel of T. vaginalis (TvTRPV), as a promising immunogen in BALB/c mice. First, TvTRPV was cloned and expressed as a recombinant protein in Escherichia coli BL21 cells and purified by nickel affinity. Next, BALB/c mice were immunized and the antibody levels in mice serum and cytokines from the supernatant of macrophages and from co-culture systems were evaluated. Recombinant TvTRPV triggered high levels of specific total IgG in sera from the immunized mice. Also, a statistically significant increase of cyto- kines: IL-1β, IL-6, and TNF-α after stimulation with the corresponding antigens in vitro, was identified. Moreover, co-cul- tures using CD4+ T cells from immunized mice were able to identify higher levels of IL-10 and IFN-γ. These results were useful to validate the immunogenicity of TvTRPV in BALB/c mice, where IL-10-IFN-γ-secreting cells could play a role in infection control, supporting the potential of TvTRPV as a promising target for vaccine against T. vaginalis.