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Localized Mobility Management in MPLS-based Access Networks
Javier Carmona-Murillo,Jose-Luis Gonzalez-Sanchez,Francisco-Javier Rodriguez-Per,David Cortes-Polo 한국산학기술학회 2012 SmartCR Vol.2 No.2
The continuous efforts made towards efficient mobility management in next-generation wireless networks are one of the major challenges for next-generation mobile systems. To track host mobility, the IETF has developed some mobility management protocols such as Mobile IP and Proxy Mobile IPv6. These protocols set up a tunnel to forward packets to the mobile node while the user is away from its home network. The tunneling method provided by Multi-Protocol Label Switching can be profitably used to take advantage of the Multi-Protocol Label Switching traffic engineering capability to achieve fast-reroute when a mobile node changes its point of attachment to the network. Moreover, service disruption during handoffs causes excessive packet loss that needs to be minimized to support quality of service requirements of emerging applications. We present a performance evaluation and numerical results of the most representative host-based and network-based mobility management approaches. We highlight the importance of the tunneling method with special attention to those protocols that have integrated Multi-Protocol Label Switching in its access network.
Poster Session : PS 0633 ; Respiratory Medicine ; COPD and Percutaneous Coronary Intervention
( Pavel Alexei Chisholm Sanchez ),( Javier De Miguel Diez ),( Diego Jose Castrillon Rodriguez ),( Rodrigo Jimenez Garcia ),( Valentin Hernandez Barrera ),( Pilar Carrasco Garrido ),( Ana Lopez De Andr 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: To compare trends in the use and outcomes of PCI in patients COPD and non COPD patients in Spain from 2001 to 2011. Methods: We identifi ed all patients who had undergone PCI, using national hospital discharge data. Discharges were divided, according to history of COPD, in 2 groups: COPD and non COPD. The incidence of discharges attributed to percutaneous coronary intervention were calculated and stratifi ed by COPD status. We calculated comorbidity Charlson Comorbidity Index (CCI), length of stay (LOS) and in-hospital mortality (IHM). Results: From 2001 to 2011, 434,108 PCI´s were performed. The incidence of use of PCI increased over time in both groups (p<0.05), COPD and non COPD, from 4.94 per 100,000 inhabitants in 2001 to 11.76 in 2011 in COPD, and from 87.74 to 177.56 in non COPD. Comorbidity increased signifi cantly in both groups (p<0.05). The average LOS decreased signifi cantly over time, from 9 (IQR 10) days in 2001 to 6 (IQR 6) days in COPD patients, and from 6 (IQR 9) days in 2001 to 5 (IQR 6) days in patients without COPD. IHM changed signifi cantly over the entire study period among patients with COPD (from 2.65% in 2001 to 2.66% in 2011, p<0,05, x2 linear trend analysis) and non COPD (from 1.92% in 2001 to 1.85% in 2011, p<0,05, x2 linear trend analysis). Conclusions: The incidence of use of PCI procedures increased over time in COPD and non COPD patients. Increasing comorbidity can be associated with a higher use of PCI procedures. LOS and IHM were higher in patients with COPD than in those without this disease.
Salez M. Agustina,González Javier M.,Bernacchini Joana C.,Rodriguez M. Victoria,Ferreyra M. Lorena Falcone,Casati Paula,Rius Sebastián P. 한국식물학회 2022 Journal of Plant Biology Vol.65 No.6
Flavonoids are polyphenolic compounds and color most flowers, fruits and seeds. The regulation of flavonoid biosynthetic genes is directed by ternary complexes composed of MYB-bHLH-WD40 transcription factors. DNA-binding bHLH proteins are widely distributed in higher plants and comprise the second largest transcription factor family. The regulation of flavonoid synthesis by bHLH has been extensively studied in vascular plants, most functionally characterized in Arabidopsis. Sorghum is one of the most economically important crops worldwide. Despite 169 bHLH genes were identified in this cereal, few studies have reported their roles in seed coat pigmentation. Here we identified and characterized SbTT8, a sorghum bHLH-domain protein, through molecular modeling and complementation studies in Arabidopsis tt8 mutant. SbTT8 partially rescues the brown seed color and dormancy in Arabidopsis tt8 mutants. We show that SbTT8 is significantly larger than AtTT8 and holds a Lys467 residue where AtTT8 has an Ala367, within the DNA-recognition motif conserved throughout the bHLH family. This change likely affects how SbTT8 interacts with the target DNA, as compared with AtTT8. Our results shed light on the different phenotypes witnessed for A. thaliana transgenic lines expressing SbTT8 from sorghum, as well as the regulation of genes encoding enzymes for flavonoid biosynthesis.
The erector spinae plane block: a narrative review
Pablo Kot,Pablo Rodriguez,Manuel Granell,Beatriz Cano,Lucas Rovira,Javier Morales,Ana Broseta,Jose De Andrés 대한마취통증의학회 2019 Korean Journal of Anesthesiology Vol.72 No.3
Regional anesthesia and pain management have experienced advances in recent years, especially with the advent of fascial plane blocks. The erector spinae plane block is one of the newest techniques to be described. In the past two years, publications referring to ESP block have increased significantly. The objective of this review is to analyze the articles about ESP block that have been published to date. We performed a search in the main databases and identified 368 articles. After a selection of the relevant articles, 125 studies were found eligible and were included in the review. The ESP block is performed by depositing the local anesthetic in the fascial plane, deeper than the erector spinae muscle at the tip of the transverse process of the vertebra. Many cases of its use have been described with satisfactory results in the treatment of both acute pain and chronic pain. The applicability of the technique covers many clinical scenarios. Of the 98 case reports reviewed, 12 and 87 articles, respectively described the technique as a treatment for chronic pain and acute pain. The single-shot was the most frequently used technique. As described in the articles published to date, the technique is easy to perform and has a low rate of complications. However, despite the effectiveness of the technique, further studies are necessary to obtain more evidence of its actions.
( Hector Raul Ibarra Sifuentes ),( Carlos Javier Rodriguez Alvarez ),( Erick Joel Rendon Ramirez ),( Perla Rocio Colunga Pedraza ),( Iris Jazmin Colunga Pedraza ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: The Glasgow-Blatchford scale has been used to classify patients into low or high risk and the need for medical or endoscopic treatment Methods: A cross-sectional study, which retrospectively Blatchford scale is calculated for patients with nVUGIB, requiring blood transfusion, to determine the likelihood of blood transfusion, using Pearson correlation applying SPSS Statistics 18; in a period beginning from January 1, 2009 to December 31, 2013 Results: 42 patients with diagnosis of nVUGIB were studied, of which 26 patients (61.9%) required blood transfusion. By sex the highest percentage was 65% for men (17 men and 9 women). 95.3% of the patients had a Blatchford scored greater than 0 and 61.9% required blood transfusion. A Pearson correlation index of 0.815 was found. Conclusions: The Pearson correlation showed a positive relationship between the variables, finding that the Blatchford scale was useful in determining which patients required blood transfusion when a cutoff 3 was used.
( Constanza Ciriza De Los-rios ),( Fernando Canga Rodriguez-valcarcel ),( David Lora Pablos ),( Javier De La Cruz Bertolo ),( Isabel Castel De Lucas ),( Gregorio Castellano Tortajada ) 대한소화기기능성질환·운동학회 2015 Journal of Neurogastroenterology and Motility (JNM Vol.21 No.3
Background/Aims: The body position can influence esophageal motility data obtained with high-resolution manometry (HRM). To examine whether the body position influences HRM diagnoses in patients with esophageal dysphagia and gastroesophageal reflux disease (GERD). Methods: HRM (Manoscan) was performed in 99 patients in the sitting and supine positions; 49 had dysphagia and 50 had GERD assessed by 24-hour pH monitoring. HRM plots were analyzed according to the Chicago classification. Results: HRM results varied in the final diagnoses of the esophageal body (EB) in patients with dysphagia (P = 0.024), the result being more distal spasm and weak peristalsis while sitting. In patients with GERD, the HRM diagnoses of the lower esophageal sphincter (LES), the esophagogastric junction (EGJ) morphology, and EB varied depending on the position; (P = 0.063, P = 0.017, P = 0.041 respectively). Hypotensive LES, EGJ type III (hiatal hernia), and weak peristalsis were more frequently identified in the sitting position. The reliability (kappa) of the position influencing HRM diagnoses was similar in dysphagia and GERD (LES diagnosis: dysphagia 0.32 [0.14-0.49] and GERD 0.31 [0.10-0.52], P = 0.960; EB diagnosis: dysphagia 0.49 [0.30-0.69] and GERD 0.39 [0.20-0.59], P = 0.480). The reliability in EGJ morphology studies was higher in dysphagia 0.81 (0.68-0.94) than in GERD 0.55 (0.37-0.73), P = 0.020. Conclusions: HRM results varied according to the position in patients with dysphagia and GERD. Weak peristalsis was more frequently diagnosed while sitting in dysphagia and GERD. Hypotensive LES and EGJ type III (hiatal hernia) were also more frequently diagnosed in the sitting position in patients with GERD. (J Neurogastroenterol Motil 2015;21:370-379)
Lazze, Maria Claudia,Pizzala, Roberto,Pecharroman, Francisco Javier Gutierrez,Garnica, Paloma Gaton,Rodriguez, Juan Manuel Antolin,Fabris, Nicola,Bianchi, Livia The Korean Society of Food Science and Nutrition 2009 Journal of medicinal food Vol.12 No.3
Grape waste management is one of the main problems of winery industries, but, conversely, grape waste contains a high amount of polyphenols that might protect against human diseases related to oxidative stress, such as colorectal cancer. Therefore, the aim of this work was to investigate the antioxidant and antiproliferative activities of a grape waste extract obtained by supercritical fluid extraction. Because the beneficial effect of grape is related to its content of polyphenolic molecules, the extract was chemically characterized by high-performance liquid chromatography in order to assess its major bioactive components. The antioxidant activity of the grape extract was determined. The results showed that the grape extract presents a strong antiradical activity in the in vitro 2,2-diphenyl-1-picrylhydrazyl radical assay and protects against reactive oxygen species production in human colon adenocarcinoma cells (Caco-2). In contrast, the extract did not protect in the citronellal thermooxidation system and showed a weak protective action against lipid peroxidation in Caco-2 cells. The clonogenic assay and the cell cycle distribution analysis showed that the grape extract has a significant antiproliferative effect in a tumor cell line. These data indicate that grape extract is a promising product to be used as an anti-free radical agent and could exert a chemopreventive action.
NEW AMINE FUNCTIONAL IONIC LIQUID AS BUILDING BLOCK IN NANOTECHNOLOGY
IBON ODRIOZOLA,REBECA MARCILLA,DAVID MECERREYES,JOSE A. POMPOSO,JAVIER RODRIGUEZ 성균관대학교(자연과학캠퍼스) 성균나노과학기술원 2007 NANO Vol.2 No.3
In this communication, we report the synthesis of an amino-functionalized ionic liquid (AFIL) and its application as building block in the construction of new functional nanomaterials. This AFIL has been used as surfactant in the synthesis of gold nanoparticles (Au NPs) and in the development of functional CNTs/IL hybrid nanomaterials by mixing the AFIL with multi-walled carbon nanotubes (MWCNTs). The presence of an amine group in the ionic liquid provides to the resultant nanomaterial with new opportunities in several applications in the nanobio field.
Impact of Cassia acutifolia Infusion on Glucose Levels in Obesity and Diabetes Rat Model
Raffoul-Orozco, Abdel Kerim,Avila-Gonzalez, Ana Elisa,Barajas-Vega, Jessica Lucia,Rodriguez-Razon, Christian Martin,Garcia-Cobian, Teresa Arcelia,Ramirez-Lizardo, Ernesto Javier,Rubio Arellano, Edy Da KOREAN PHARMACOPUNCTURE INSTITUTE 2017 Journal of pharmacopuncture Vol.20 No.3
Objectives: The aim of this study was to investigate the effects of Cassia acutifolia on the obesity and the glucose levels in a rat model of obesity and diabetes. Methods: By random selection, 36 Wistar male rats were divided in two control groups, the positive and the negative control groups, and into four experimental groups receiving different infusions of Cassia acutifolia in water ad libitum. Results: The results revealed a statistically significant anti-obesogenic effect (P = 0.02), although this was not considered clinically significant. Additionally, Cassia acutifolia lowered the glucose levels by 30 mg/dL to 90 mg/dL (P = 0.05). However, we observed adverse effects in the liver, a two-fold increase in transaminase levels (P = 0.002), and in the kidneys, decreased creatinine levels (P = 0.001), and these adverse effects had no viable explanation. Conclusion: Cassia acutifolia has anti-hyperglycemic effects in obese diabetic rats. However, Cassia acutifolia also has adverse effects, so it should not be administered to patients.
Ignacio Iglesias-Garriz,David Alonso,Carmen Garrote,Victoria Casares,Javier Vara,Jose Maria De la Torre,Miguel A. Rodriguez,Felipe Fernandez-Vazquez 한국심초음파학회 2020 Journal of Cardiovascular Imaging (J Cardiovasc Im Vol.28 No.1
BACKGROUND: Proper scaling of cardiac dimensions is of paramount importance in making correct decisions in clinical cardiology. The usual normalization of cardiac dimensions to overall body size assumes an isometric relationship. We sought to investigate these relationships to obtain the best allometric coefficient (AC) for scaling. METHODS: Ninety-seven healthy volunteers were included. The dimensions to be scaled were the left atrial volume, the end-diastolic and end-systolic left ventricular volumes, and the diameter of the tricuspid annulus. A Bayesian statistical analysis was applied with isometric coefficients as priors. RESULTS: The linear correlations between cardiac dimensions and body size were modest, ranging from 0.12 (-0.10–0.32) for the left atrial volume and height to 0.70 (0.58–0.80) for the end-diastolic volume and height. The ACs varied across the different cardiac dimensions and body size measurements. For the best linear relationships, the isometric coefficients were outside the 95% highest density interval of the posterior distribution for the left atrial volume-weight (AC: 0.7; 0.4–0.9) and end-diastolic volume-height (AC: 2.3; 1.7–2.9), whereas they were different from 1 for the left atrial volume-weight, end-diastolic volume, and diameter of the tricuspid annulus-body surface area (AC: 0.6; 0.3–0.8). Not scaling the cardiac dimensions to their corresponding ACs can lead to important errors in size estimations of cardiac structure. CONCLUSIONS: The ACs found in this study are somewhat different from the corresponding isometric coefficients and often different from 1. This finding should be considered when normalizing cardiac structures to body size when making clinical decisions.