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| 1 | Release of interleukin-10 and neurotrophic factors in the choroid plexus:possible inductors of neurogenesis following copolymer-1 immunization after cerebral ischemia显示文摘Copolymer-1(Cop-1) is a peptide with immunomodulatory properties, approved by the Food and Drug Administration of United States in the treatment of multiple sclerosis. Cop-1 has been shown to exert neuroprotective effects and induce neurogenesis in cerebral ischemia models. Nevertheless, the mechanism involved in the neurogenic action of this compound remains unknown. The choroid plexus(CP) is a network of cells that constitute the interphase between the immune and central nervous systems, with the ability to mediate neurogenesis through the release of cytokines and growth factors. Therefore, the CP could play a role in Cop-1-induced neurogenesis. In order to determine the participation of the CP in the induction of neurogenesis after Cop-1 immunization, we evaluated the gene expression of various growth factors(brain-derived neurotrophic factor, insulin-like growth factor 1, neurotrophin-3) and cytokines(tumor necrosis factor alpha, interferon-gamma, interleukin-4(IL-4), IL-10 and IL-17), in the CP at 14 days after ischemia. Furthermore, we analyzed the correlation between the expression of these genes and neurogenesis. Our results showed that Cop-1 was capable of stimulating an upregulation in the expression of the genes encoding for brain-derived neurotrophic factor, insulin-like growth factor 1, neurotrophin-3 and IL-10 in the CP, which correlated with an increase in neurogenesis in the subventricular and subgranular zone. As well, we observed a downregulation of IL-17 gene expression. This study demonstrates the effect of Cop-1 on the expression of growth factors and IL-10 in the CP, in the same way, presents a possible mechanism involved in the neurogenic effect of Cop-1. | Yolanda Cruz Edna E.García Jessica V.Gálvez Stella V.Arias-Santiago Horacio G.Carvajal Raúl Silva-García Herlinda Bonilla-Jaime Julio Rojas-Castaneda Antonio Ibarra | 2018 | Neural Regeneration Research2018,13,10: | 7 |
| 2 | Tumor infiltrating lymphocytes in triple negative breast cancer receiving neoadjuvant chemotherapy显示文摘AIM To determine influence of neoadjuvant-chemotherapy(NAC) over tumor-infiltrating-lymphocytes(TIL) intriple-negative-breast-cancer(TNBC).METHODS TILs were evaluated in 98 TNBC cases who came to Instituto Nacional de Enfermedades Neoplasicas from 2005 to 2010. Immunohistochemistry staining for CD3, CD4, CD8 and FOXP3 was performed in tissue microarrays(TMA) sections. Evaluation of H/E in full-face and immunohistochemistry in TMA sections was performed in pre and post-NAC samples. STATA software was used and P value < 0.05 was considered statistically significant. RESULTS Higher TIL evaluated in full-face sections from pre-NAC tumors was associated to pathologic-complete-response(pCR)(P = 0.0251) and outcome(P = 0.0334). TIL evaluated in TMA sections showed low level of agreement with full-face sections(ICC = 0.017-0.20) and was not associated to pCR or outcome. TIL in post-NAC samples were not associated to response or outcome. PostNAC lesions with pC R had similar TIL levels than those without pCR(P = 0.6331). NAC produced a TIL decrease in full-face sections(P < 0.0001). Percentage of TIL subpopulations was correlated with their absolute counts. Higher counts of CD3, CD4, CD8 and FOXP3 in pre-NAC samples had longer disease-free-survival(DFS). Higher counts of CD3 in pre-NAC samples had longer overallsurvival. Higher ratio of CD8/CD4 counts in pre-NAC was associated with pCR. Higher ratio of CD4/FOXP3 counts in pre-NAC was associated with longer DFS. Higher counts of CD4 in post-NAC samples were associated with pCR.CONCLUSION TIL in pre-NAC full-face sections in TNBC are correlated to longer survival. TIL in full-face differ from TMA sections, absolute count and percentage analysis of TIL subpopulation closely related. | Carlos A Castaneda Elizabeth Mittendorf Sandro Casavilca Yun Wu Miluska Castillo Patricia Arboleda Teresa Nunez Henry Guerra Carlos Barrionuevo Ketty Dolores-Cerna Carolina Belmar-Lopez Julio Abugattas Gabriela Calderon Miguel De La Cruz Manuel Cotrina Jorge Dunstan Henry L Gomez Tatiana Vidaurre | 2016 | World Journal of Clinical Oncology2016,7,5: | 6 |
| 3 | Identification of SUMO Targets by a Novel Proteomic Approach in Plants显示文摘Post-translational modifications (PTMs) chemically and physically alter the properties of proteins, including their folding, subcellular localization, stability, activity, and consequently their function. In spite of their relevance, studies on PTMs in plants are still limited. Small Ubiquitin-like Modifier (SUMO) modification regulates several biological processes by affecting protein-protein interactions, or changing the subcellular localizations of the target proteins. Here, we describe a novel proteomic approach to identify SUMO targets that combines 2-D liquid chromatography, immunodetection, and mass spectrometry (MS) analyses. We have applied this approach to identify nuclear SUMO targets in response to heat shock. Using a bacterial SUMOylation system, we validated that some of the targets identified here are, in fact, labeled with SUMO1. Interestingly, we found that GIGANTEA (GI), a photoperiodic-pathway protein, is modified with SUMO in response to heat shock both in vitro and in vivo. | Gema López-Torrejón Davide Guerra Rafael Catal Julio Salinas Juan C. del Pozo | 2013 | Journal of Integrative Plant Biology2013,55,1: | 6 |
| 4 | Clinicopathological predictors of long-term benefit in breast cancer treated with neoadjuvant chemotherapy显示文摘AIM To investigate the survival impact of clinicopathological factors, including pathological complete response(p CR) and tumor-infiltrating lymphocytes(s TIL) levels according to subtypes, in breast cancer(BC) patients who received neo-adjuvant chemotherapy(NAC).METHODS We evaluated 435 BC patients who presented and received NAC at the Instituto Nacional de Enfermedades Neoplasicas from 2003 to 2014. s TIL was analyzed as the proportion of tumor stroma occupied by lymphocytes, and was prospectively evaluated on hematoxylin and eosin-stained sections of the preN AC core biopsy. p CR was considered in the absence of infiltrating cancer cells in primary tumor and axillary lymph nodes. Analysis of statistical association between clinical pathological features, s TIL, p CR and survival were carried out using SPSSvs19.RESULTS Median age was 49 years(range 24-84 years) and the most frequent clinical stage was ⅢB(58.3%). Luminal A, Luminal B, HER2-enriched and(triple-negative) TN phenotype was found in 24.6%, 37.9%, 17.7% and 19.8%, respectively. p CR was observed in 11% and median percentage of s TIL was 40%(2%-95%) in the whole population. p CR was associated to Ct1-2(P = 0.045) and to high s TIL(P = 0.029) in the whole population. There was a slight trend towards significance for s TIL(P = 0.054) in Luminal A. s TIL was associated with grade Ⅲ(P < 0.001), no-Luminal A subtype(P < 0.001), RE-negative(P < 0.001), PgR-negative(P < 0.001), HER2-positive(P = 0.002) and p CR(P = 0.029) in the whole population. Longer disease-free survival was associated with grade Ⅰ-Ⅱ(P = 0.006), cN 0(P < 0.001), clinical stage Ⅱ(P = 0.004), ER-positive(P < 0.001), Pg R-positive(P < 0.001), luminal A(P < 0.001) and p CR(P = 0.002). Longer disease-free survival was associated with grade Ⅰ-Ⅱ in Luminal A(P < 0.001), N0-1 in Luminal A(P = 0.045) and TNBC(P = 0.01), clinical stage Ⅱ in Luminal A(P = 0.003) and TNBC(P = 0.038), and pC R in TNBC(P < 0.001). Longer overall survival was associated with grade Ⅰ-Ⅱ(P < 0.001), ER-positive(P < 0.001), PgR-positive(P < 0.001), Luminal A(P < 0.001), cN 0(P = 0.002) and p CR(P = 0.002) in the whole population. Overall survival was associated with clinical stage Ⅱ(P = 0.017) in Luminal A, older age(P = 0.042) in Luminal B, and pC R in TNBC(P = 0.005).CONCLUSION Predictive and prognostic values of clinicopathological features, like p CR and s TIL, differ depending on the evaluated molecular subtype. | Marco Galvez Carlos A Castaneda Joselyn Sanchez Miluska Castillo Lia Pamela Rebaza Gabriela Calderon Miguel De La Cruz Jose Manuel Cotrina Julio Abugattas Jorge Dunstan Henry Guerra Omar Mejia Henry L Gomez | 2018 | World Journal of Clinical Oncology2018,9,2: | 4 |
| 5 | Celiac disease serology in patients with different pretest probabilities: Is biopsy avoidable?显示文摘AIM: To establish the diagnostic performance of sev-eral serological tests, individually and in combination, for diagnosing celiac disease (CD) in patients with different pretest probabilities, and to explore potential se- rological algorithms to reduce the necessity for biopsy. METHODS: We prospectively performed duodenal biopsy and serology in 679 adults who had either high risk (n = 161) or low risk (n = 518) for CD. Blood samples were tested using six assays (enzyme-linked immunosorbent assay) that detected antibodies to tissue transglutaminase (tTG) and deamidated gliadin peptide (DGP). RESULTS: CD prevalence was 39.1% in the high-risk population and 3.3% in the low-risk group. In high-risk patients, all individual assays had a high diagnostic efficacy [area under receiving operator characteristic curves (AU ROC): 0.968 to 0.999]. In contrast, assays had a lower diagnostic efficacy (AU ROC: 0.835 to 0.972) in the low-risk group. Using assay combinations, it would be possible to reach or rule out diagnosis of CD without biopsy in 92% of cases in both pretest populations. We observed that the new DGP/tTG Screen assay resulted in a surplus compared to more conventional assays in any clinical situation. CONCLUSION: The DGP/tTG Screen assay could be considered as the best initial test for CD. Combinations of two tests, including a DGP/tTG Screen, might be able to diagnose CD accurately in different clinical scenarios making biopsy avoidable in a high proportion of subjects. | Emilia Sugai María L Moreno Hui J Hwang Ana Cabanne Adriana Crivelli Fabio Nach-man Horacio Vázquez Sonia Niveloni Julio Argonz Roberto Mazure Graciela La Motta María E Caniggia Edgardo Smecuol Néstor Chopita Juan C Gómez Eduardo Maurińo Julio C Bai | 2010 | World Journal of Gastroenterology2010,16,25: | 4 |
| 6 | Diagnostic accuracy of immunochemical versus guaiac faecal occult blood tests for colorectal cancer screening显示文摘 | Adolfo Parra-Blanco Antonio Z. Gimeno-García Enrique Quintero David Nicolás Santiago G. Moreno Alejandro Jiménez Manuel Hernández-Guerra Marta Carrillo-Palau Yoshinobu Eishi Julio López-Bastida | 2010 | Journal of Gastroenterology2010,,7: | 2 |
| 7 | Estimation and minimization of errors caused by sample size effect in the measurement of the normal absorption coefficient of a locally reactive surface 显示文摘 | Eric B Arcanjo L Julio C | 2012 | Applied Acoustics2012,73,67: | 1 |
| 8 | Validation of real-time three-dimensional echocardiography for quantifying left ventricular volumes in the presence of a left ventricular aneurysm: in vitro and in vivo studies显示文摘 | Jian Xin Qin Michael Jones Takahiro Shiota Neil L Greenberg Hiroyuki Tsujino Michael S Firstenberg Pankaj C Gupta Arthur D Zetts Yong Xu Jing Ping Sun Lisa A Cardon Jill A Odabashian Scott D Flamm Richard D White Julio A Panza James D Thomas | 2000 | Journal of the American College of Cardiology2000,,3: | 1 |
| 9 | Immobilization ofFe, Mn and Co tetraphenylporphyrin complexes in MCM-41 and their catalytic activity in cyclohexene oxidationreaction by hydrogen peroxide 显示文摘 | Costa A A Grace F G Julio L ei al | 2008 | J Mol Catal A:Chemical2008,282,: | 1 |
| 10 | Effect of olfactory stimula- tion during suckling on agonistic behavior in weaned pigs显示文摘 | Maria F Julio O Maria L H | 2012 | J Swine Health Prod2012,20,1: | 1 |
| 11 | Effects of diet supplementation with three soluble polysaccharides on serum lipid levels of hypercholesterolemic rats 显示文摘 | INAR A C JULIO T MARCIA L | 2003 | Food Chemistry2003,80,3: | 1 |
| 12 | Variation in soil micro-organisms and nutrients underneath and outside the canopy of Adesmia bedwellii (Papilionaceae) shrubs in arid coastal Chile following drought and above average rainfall显示文摘 | LORGIO E A JULIO R G PETER L M | 1999 | Journal of Arid Environments1999,42,: | 1 |
| 13 | Gastric and Duodenal Stents: Follow-Up and Complications显示文摘 | Isabel Teresa Pinto Pabón Laura Paúl Díaz Juan Carlos Ruiz de Adana Julio López Herrero | 2001 | Cardiovascular and Interventional Radiology2001,,3: | 1 |
| 14 | The spectrum of acute renal failure in the intensive care unit compared with that seen in other settings显示文摘 | Eduardo J Julio P | 1998 | Kid Int1998,53,166: | 1 |
| 15 | Phylogenetic and functional analysis of Arabidopsis RCI2 genes显示文摘 | Joaquín M María L Julio S | 2007 | Journal of Experimental Botany2007,58,: | 1 |
| 16 | Fermentation of cellobiose to ethanol by industrial Saccharomyces strains carrying theβ-glucosidase gene (BGL1) from Saccharomycopsis fibuligera显示文摘 | Leontina G I (A)lvaro L Julio P Julia M N | | 0,,: | 1 |
| 17 | Separation of tidal and subtidal currents in ship-mounted acoustic doppler current profiler ober- vations 显示文摘 | Julio C Robert C B Richard L | 1992 | Journal of Geophysical Research1992,97,1: | 1 |
| 18 | Using ankle-brachial index to detect peripheral arterial disease: Prevalence and associated risk factors in a random population sample显示文摘 | Julio A. Carbayo Juan A. Divisón Julio Escribano Juan López-Abril Enrique López de Coca Luis M. Artigao Esperanza Martínez Carlos Sanchis Javier Massó Lucinio Carrión | 2005 | Nutrition, Metabolism and Cardiovascular Diseases2005,,: | 1 |
| 19 | Heat shock reduces browning of fresh-cut celery petioles显示文摘 | Julio G L V Mary E Mangrich Reinaldo Campos-Vargas | 2003 | Postharvest Biology and Technology2003,,27: | 1 |
| 20 | Non-simultaneous quenching in a system of heat equations coupled at the boundary显示文摘 | Raúl Ferreira Arturo de Pablo Fernando Quirós Julio D. Rossi | 2006 | Zeitschrift für angewandte Mathematik und Physik2006,,4: | 1 |