Publications by authors named "Gomez G"

Glioblastoma (GBM) is a highly aggressive adult brain cancer, characterised by poor prognosis and a dismal five-year survival rate. Despite significant knowledge gains in tumour biology, meaningful advances in patient survival remain elusive. The field of neuro-oncology faces many disease obstacles, one being the paucity of faithful models to advance preclinical research and guide personalised medicine approaches.

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Despite Latin America's rich biodiversity, active genetic material conservation programs are scarce. This study investigates potential freezability markers in both sperm and seminal plasma (SP) in Chino Santandereano, a Colombian Creole breed. Thirty ejaculates from ten Chino Santandereano bulls were cryopreserved and subsequently classified as of good (GFE) or poor (PFE) freezability according to their post-thaw total sperm motility (TMOT) and plasma membrane integrity (PMI).

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Sharka disease, caused by the plum pox virus (PPV), negatively impacts stone fruit production, resulting in economic losses. It has been demonstrated that grafting the almond ( (Miller) D.A.

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Objective: To evaluate outcomes and postoperative complications following surgical resection of lymphatic malformations (LMs) at a single multidisciplinary vascular anomalies center.

Methods: A single-center retrospective review of all patients ≤21 years old who underwent surgical resection of a lymphatic malformation at a quaternary referral center with a multidisciplinary vascular anomalies team from 2004 to 2024. Data pertaining to postoperative outcomes and treatments was abstracted.

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To measure the life quality, clinical-functional outcomes of a patient who had undergone acute reconstruction of radio scapho capitate (RSC), radio lunate (RLL) ligaments, using brachiorradialis tendon in treatment of radiocarpal fracture dislocation. 21-years-old, man with radiocarpal fracture dislocation in his left wrist, after motorcycle accident. Percutaneous screw fixation of the distal radius and acute reconstruction of the RSC and RLL was performed, assisted by arthroscopy.

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Article Synopsis
  • The study focuses on detecting multijet signatures from proton-proton collisions at a high energy of 13 TeV, analyzing a dataset totaling 128 fb^{-1}.
  • A special data scouting method is utilized to pick out events with low combined momentum in jets.
  • This research is pioneering in its investigation of electroweak particle production in R-parity violating supersymmetric models, particularly examining hadronically decaying mass-degenerate higgsinos, and it broadens the limits on the existence of R-parity violating top squarks and gluinos.
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Background/objectives: Fats, although essential for the proper functioning of the body, have been linked to an increased risk of developing chronic diseases, especially cardiovascular disease. The aim of this study was to evaluate the intake of total fat and its components (saturated, monounsaturated, polyunsaturated, and trans fats) in men and women aged 15 to 65 years of the urban population in eight Latin American countries.

Methods: Survey data were collected from the Latin American Study of Nutrition and Health (ELANS, by its acronym in Spanish), an epidemiological study, including 9218 subjects from Argentina, Brazil, Chile, Colombia, Costa Rica, Ecuador, Peru, and Venezuela.

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Background: Pain self-efficacy, or the ability to carry out desired activities in the presence of pain, can affect a patient's ability to function before and after orthopaedic surgery. Previous studies suggest that shared decision-making practices such as discussing patient-reported outcome measures (PROMs) can activate patients and improve their pain self-efficacy. However, the ability of PROMs to influence pain self-efficacy in patients who have undergone orthopaedic surgery has yet to be investigated.

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The first search for soft unclustered energy patterns (SUEPs) is performed using an integrated luminosity of 138  fb^{-1} of proton-proton collision data at sqrt[s]=13  TeV, collected in 2016-2018 by the CMS detector at the LHC. Such SUEPs are predicted by hidden valley models with a new, confining force with a large 't Hooft coupling. In events with boosted topologies, selected by high-threshold hadronic triggers, the multiplicity and sphericity of clustered tracks are used to reject the background from standard model quantum chromodynamics.

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The characterization of non-retroviral integrated RNA virus sequences (NIRVS) in mosquitoes has emerged as a significant area of research that could yield insight into virus-host interactions. This study aimed to characterize NIRVS in the Anopheles darlingi reference genome and identify putative transcribed NIRVS in field-collected mosquitoes from Colombia. The An.

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The role of ventral hippocampus (vHipp) astroglial gliotransmission in depression was studied using chronic restraint stress (CRS) and chronic unpredictable mild stress (CUMS) rodent models. CRS increased Cx43 hemichannel activity and extracellular glutamate levels in the vHipp and blocking astroglial Cx43 hemichannel-dependent gliotransmission during CRS prevented the development of depression and glutamate buildup. Moreover, the acute blockade of Cx43 hemichannels induced antidepressant effects in rats previously subjected to CRS or CUMS.

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The first search for the Z boson decay to ττμμ at the CERN LHC is presented, based on data collected by the CMS experiment at the LHC in proton-proton collisions at a center-of-mass energy of 13 TeV and corresponding to an integrated luminosity of 138  fb^{-1}. The data are compatible with the predicted background. For the first time, an upper limit at the 95% confidence level of 6.

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Among the magnetocaloric materials featuring first-order phase transitions (FOPT), FeRh is considered as a reference system to study the FOPT because it is a "simple" binary system with a CsCl structure exhibiting a large adiabatic temperature change. Recently, ab initio theory predicted that changes in the Fe/Rh stoichiometry in the vicinity of equiatomic composition strongly influence the FOPT characteristics. However, this theoretical prediction was not clearly verified experimentally.

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Perfluorooctanoic acid (PFOA) is a persistent organic pollutant that accumulates in the human body, leading to major health issues. Upon oral uptake, the gastrointestinal tract is the first biological barrier against PFOA. However, the localization of PFOA and its impact on the intestinal wall are largely unknown.

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Observation of the decay.

Eur Phys J C Part Fields

October 2024

Using proton-proton collision data corresponding to an integrated luminosity of collected by the CMS experiment at , the decay is observed for the first time, with a statistical significance exceeding 5 standard deviations. The relative branching fraction, with respect to the decay, is measured to be , where the first uncertainty is statistical, the second is systematic, and the third is related to the uncertainties in and .

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A search for collective effects inside jets produced in proton-proton collisions is performed via correlation measurements of charged particles using the CMS detector at the CERN LHC. The analysis uses data collected at a center-of-mass energy of sqrt[s]=13  TeV, corresponding to an integrated luminosity of 138  fb^{-1}. Jets are reconstructed with the anti-k_{T} algorithm with a distance parameter of 0.

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Cerebral small vessel disease (SVD), as defined by neuroimaging characteristics such as white matter hyperintensities (WMHs), cerebral microhemorrhages (CMHs), and lacunar infarcts, is highly prevalent and has been associated with dementia risk and other clinical sequelae. Although conditions such as hypertension are known to contribute to SVD, little is known about the diverse set of subclinical biological processes and molecular mediators that may also influence the development and progression of SVD. To better understand the mechanisms underlying SVD and to identify novel SVD biomarkers, we used a large-scale proteomic platform to relate 4,877 plasma proteins to MRI-defined SVD characteristics within 1,508 participants of the Atherosclerosis Risk in Communities (ARIC) Study cohort.

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Background/objectives: Choline and essential fatty acids (EFA) are vital for fetal brain development, supporting pregnancy, and maintaining hormonal balance. They also promote overall health. The childbearing years present a window of opportunity to increase the intake of these key nutrients and develop healthy dietary habits.

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Awake tracheostomy is rare in the pediatric population. We describe the case of a 10-year-old male who underwent awake tracheostomy due to airway obstruction from an oropharyngeal rhabdomyosarcoma. Given the varying medical understanding and communication skills in children, advanced planning and interdisciplinary collaboration are essential to keep the patient calm and safe during awake tracheostomy.

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Article Synopsis
  • Antioxidant supplementation, particularly with high levels of vitamin E and hydroxytyrosol, during key periods of pregnancy may enhance the early viability and growth of piglets.
  • A study analyzed the effects of these diets on the adipose tissue of weaned piglets, revealing significant changes in gene expression related to metabolism and inflammation.
  • While vitamin E alone promoted beneficial metabolic functions, the combined antioxidant approach produced results resembling the control diet, raising questions about its effectiveness.
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Article Synopsis
  • * Three main types of HPE are identified based on severity: lobar, semilobar, and alobar, with additional variants like syntelencephaly and septopreoptic.
  • * The review emphasizes a practical imaging method to diagnose HPE disorders, aiming to improve early detection and offer better support and counseling for families during prenatal care.
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Plant long noncoding RNAs (lncRNAs) exhibit features such as tissue-specific expression, spatiotemporal regulation, and stress responsiveness. Although diverse studies support the regulatory role of lncRNAs in model plants, our knowledge about lncRNAs in crops is limited. We employ a custom pipeline on a dataset of over 1000 RNA-seq samples across nine representative species of the family Cucurbitaceae to predict 91 209 nonredundant lncRNAs.

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Introduction: An infrequent yet known complication of ECMO is abdominal compartment syndrome requiring emergency laparotomy. Also, the need for prolonged enteral nutrition while on ECMO may require endoscopic gastrostomy to maintain adequate nutritional status. Here we describe our experience with emergency laparotomy and endoscopic gastrostomy in patients on ECMO support.

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