Publications by authors named "Ochoa J"

Maternal nutrition during pregnancy plays a pivotal role in influencing both maternal and fetal health, impacting neonatal anthropometric outcomes and long-term disease susceptibility. An advanced maternal age (AMA ≥ 35 years) has been linked to increased risks of obstetric complications and adverse neonatal outcomes, yet its specific nutritional profile remains underexplored. : This study aimed to evaluate the nutrient and polyphenol intakes of women at an AMA compared to those of a younger control group and to investigate associations with neonatal anthropometric measures.

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When urban agriculture is addressed at a family scale, known as urban gardening, it is assumed as a non-commercial activity where some family members voluntarily take care of the plantation during their free time. If technology is going to be used to support such a process, then the solutions should consider the particularities of these gardeners (e.g.

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  • This study examines the use of endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) for restaging non-small cell lung cancer (NSCLC) after initial treatment, validated by a separate procedure called video-assisted mediastinoscopic lymphadenectomy (VAMLA).* -
  • A retrospective analysis of patients showed that EBUS-TBNA has a moderate sensitivity (63.1%) but excellent specificity (100%) for identifying mediastinal disease, while VAMLA confirmed a 100% accuracy when follow-up was needed after a negative EBUS-TBNA result.* -
  • The findings suggest EBUS-TBNA should be the first choice for invasive rest
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  • Ganser syndrome is a rare disorder marked by giving almost correct answers to questions, hallucinations, and altered consciousness, often linked to functional neurological symptoms.
  • A case study highlights a 53-year-old man who showed these symptoms after sudden left-sided weakness, following a police report of indecent exposure.
  • His inconsistent mental status during evaluation suggested he was aware of his thoughts, and previous hospitalization records support that fear of legal consequences triggered his Ganser syndrome symptoms.
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Background: Although genetic variants in are the most frequent cause of pediatric genetic dilated cardiomyopathy (DCM), there are no studies available describing this entity. We sought to describe clinical features, analyze variant location, and explore predictors of bad prognosis in pediatric -related DCM.

Methods And Results: We evaluated clinical records from 44 patients (24 men; median age at diagnosis, 0.

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Background: There are many gaps in our understanding of the mechanisms involved in ovarian follicular development in cattle, particularly regarding follicular deviation, acquisition of ovulatory capacity, and preovulatory changes. Molecular evaluations of ovarian follicular cells during follicular development in cattle, especially serial transcriptomic analyses across key growth phases, have not been reported. This study aims to address this gap by analyzing gene expression using RNA-seq in granulosa and antral cells recovered from ovarian follicular fluid during critical phases of ovarian follicular development in Holstein cows.

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There is growing interest in the oral delivery of poorly permeable peptide drugs; however, the effect of biorelevant colloids found in the aqueous gastrointestinal environment on peptide drug solution behavior has been largely understudied. In this work, we detail the molecular level interactions between octreotide, a water-soluble macrocyclic peptide drug, and biorelevant colloids, i.e.

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  • Systemic immune-mediated diseases (SIDs) may contribute to dilated cardiomyopathy (DCM), and this study aimed to explore the genetic predispositions present in DCM patients with SIDs.
  • The research involved 183 DCM-SID patients, identifying a significantly higher prevalence of pathogenic genetic variants in these individuals compared to healthy controls and DCM patients without SIDs.
  • Findings suggest that about 17-20% of DCM patients with SIDs have pathogenic variants, particularly truncating variants like TTN, indicating the importance of genetic testing for understanding the causes of immune-related DCM.
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  • Dislocation is a common complication in total hip replacement (THR), and recent increases in dislocation rates at a specific institution were linked to reduced head coverage from a new neutral liner.
  • The study aimed to compare articulating head coverage among 25 different modular neutral polyethylene liners used in THR to identify significant differences and create a new classification system.
  • Results indicated that head coverage varied significantly between the liners (from 167.7° to 194.8°), leading to the conclusion that even neutral liners differ in coverage, prompting the proposal of a "hemispheric coverage index" for better distinction.
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Cascade cropping systems (CCS) utilize leachate from a primary crop to grow secondary crops and enhance the efficient use of water and fertilizers in areas with scarce water resources. A preliminary study investigated the effect of melatonin in a cascade cropping system to potentially improve plant tolerance to abiotic stresses. This study aimed to cultivate in this cropping system to reduce nutrient discharge and assess the impact of exogenous melatonin on Salicornia growth and quality.

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Background: Global warming and climate change are threats to the world. Warmer temperatures and changes in precipitation patterns alter water availability and increase the occurrence of extreme weather events. South America and the Andes are vulnerable regions to climate change due to inequity and the uneven distribution of resources.

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Pregnancy is a complex and challenging process associated with physiological changes whose objective is to adapt the maternal organism to the increasing energetic requirements due to embryo and fetal development. A failed adaptation to these demands may lead to pregnancy complications that threaten the health of both mothers and their offspring. Since mitochondria are the main organelle responsible for energy generation in the form of ATP, the adequate state of these organelles seems crucial for proper pregnancy development and healthy pregnancy outcomes.

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  • Marfan syndrome (MFS) is a genetic disorder affecting connective tissue, caused by variations in the FBN1 gene and presenting with significant variations in symptoms, particularly affecting the heart, eyes, and bones.
  • A case is presented of a child with a Marfan systemic score of 9, who was found to have two rare pathogenic mosaic variants in the FBN1 gene, detected in both buccal and leukocyte cells—indicating an early mutation.
  • The authors suggest that a defective repair process of a new variant in the DNA might explain why this child has two distinct populations of cells with mutated genes, a rare occurrence in MFS cases.
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GDC-6036 is a covalent KRAS G12C inhibitor that demonstrates high potency and selectivity. Structurally, GDC-6036 consists of several motifs that make the analytical characterization of this molecule challenging, including a highly basic pyrrolidine motif bonded to a quinazoline ring via an ether bond and an atropisomeric carbon-carbon bond between functionalized pyridine and quinazoline groups. Structurally, the desired atropisomer was synthesized via an atroposelective Negishi coupling with very high yield.

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This research assesses violence in university students couples from Argentina and Ecuador. It focuses on its association with jealousy and other variables. Seven hundred and fourteen students (528 from the National University of La Plata, Argentina, and 186 students from the University of Cuenca, Ecuador) were surveyed using a cross cutting design.

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Background: Genetic disease has recently emerged as a cause of cardiac conduction disorders (CCDs), but the diagnostic yield of genetic testing and the contribution of the different genes to CCD is still unsettled.

Objectives: This study sought to determine the diagnostic yield of genetic testing in young adults with CCD of unknown etiology requiring pacemaker implantation. We also studied the prevalence of rare protein-altering variants across individual genes and functional gene groups.

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Cardiomyopathies (CMs), one of the main causes of sudden death among the young population, are a heterogeneous group of myocardial diseases, usually with a genetic cause. Next-Generation Sequencing (NGS) has expanded the genes studied for CMs; however, the yield is still around 50%. The systematic study of Copy Number Variants (CNVs) could contribute to improving our diagnostic capacity.

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During the last decades, endocrine-disrupting chemicals (EDCs) have attracted the attention of the scientific community, as a result of a deepened understanding of their effects on human health. These compounds, which can reach populations through the food chain and a number of daily life products, are known to modify the activity of the endocrine system. Regarding vulnerable groups like pregnant mothers, the potential damage they can cause increases their importance, since it is the health of two lives that is at risk.

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Importance: Patients with head and neck cancer who undergo radiotherapy can develop chronic radiation-induced xerostomia. Prior acupuncture studies were single center and rated as having high risk of bias, making it difficult to know the benefits of acupuncture for treating radiation-induced xerostomia.

Objective: To compare true acupuncture (TA), sham acupuncture (SA), and standard oral hygiene (SOH) for treating radiation-induced xerostomia.

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Objective: To examine the associations between demographic/medical and geographic factors with follow-up medical care and health-related quality of life (HRQoL) among cancer survivors during the SARS-CoV-2 pandemic.

Study Design: Cross-sectional survey.

Methods: An online survey was sent to cancer survivors between May 2020 and January 2021, exploring their experience with SARS-CoV-2, follow-up care, and HRQoL.

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Background: Desmin (DES) pathogenic variants cause a small proportion of arrhythmogenic cardiomyopathy (ACM). Outcomes data on DES-related ACM are scarce.

Objectives: This study sought to provide information on the clinical phenotype and outcomes of patients with ACM caused by pathogenic variants of the DES gene in a multicenter cohort.

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Highly pathogenic avian influenza (HPAI) has resulted in catastrophic economic losses globally in poultry. This case report describes the diagnostic detection and pathology of HPAI H5N1 in 5-day-old commercial ducklings, which is an atypical age for detection of natural infection of HPAI in poultry. The pathology observed at 5 days of age was also compared to lesions observed in ducklings from the same flock evaluated at 10 days of age before depopulation.

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Background: Disease penetrance in genotype-positive (G+) relatives of families with dilated cardiomyopathy (DCM) and the characteristics associated with DCM onset in these individuals are unknown.

Objectives: This study sought to determine the penetrance of new DCM diagnosis in G+ relatives and to identify factors associated with DCM development.

Methods: The authors evaluated 779 G+ patients (age 35.

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: In pregnant women, COVID-19 can alter the metabolic environment, cell metabolism, and oxygen supply of trophoblastic cells and, therefore, have a negative influence on essential mechanisms of fetal development. The purpose of this study was to investigate, for the first time, the effects of COVID-19 infection during pregnancy with regard to the bone turnover and endocrine function of several metabolic biomarkers in colostrum and placenta. : One hundred and twenty-four pregnant mothers were recruited from three hospitals between June 2020 and August 2021 and assigned to two groups: Control group and COVID-19 group.

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