Publications by authors named "Hugo Luca Correa"

Article Synopsis
  • Skeletal muscle can adapt to various physiological challenges, but injuries like partial calcaneal tendon (CT) damage can disrupt this process.
  • A study on Wistar rats examined the effects of partial CT injuries on the gastrocnemius muscle over various timeframes, revealing significant changes in gene expression and muscle integrity, particularly noticeable at 3 days post-injury.
  • The research suggests that while partial CT injuries negatively impact muscle signaling and regulation, skeletal muscle has mechanisms to cope that may reduce the severity compared to more severe injuries affecting both muscle and tendon.
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Chronic kidney disease (CKD) is associated with a series of mineral bone disturbances due to increased production of parathormone which increases the activity of osteoclasts, removing calcium and phosphorous from the bones. However, the literature lacks investigations on the feasibility of different resistance training (RT) methods, such as cluster-sets, in this population. Thus, the aim of the present study was to compare traditional versus cluster-set RT protocols on bone mineral density (BMD) T-score, BMD Total, femur BMD, L3-L4 BMD, femoral neck BMD, Klotho, FGF23, Klotho - FGF23 ratio, Sclerostin, vitamin D, phosphorous and calcium in older subjects with CKD.

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Investigations involving high-intensity interval training (HIIT) have proven to be efficient in controlling diabesity. This study aimed to assess the impact of discontinuing HIIT and retraining within the context of diabesity. 75 C57BL6 mice went through 5 stages: baseline, induction of diabesity with Western diet, training, detraining, and retraining (6 weeks each period).

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Article Synopsis
  • - Emerging research indicates that resistance training (RT) can help improve respiratory muscle strength in patients undergoing hemodialysis (HD), although the exact reasons for these benefits are still not fully understood.
  • - A study involving 33 HD patients compared the effects of a 24-week periodized RT program against a control group, finding significant increases in respiratory function measures (like maximal inspiratory and expiratory pressures) along with improvements in handgrip strength and fat-free mass.
  • - The results revealed that as respiratory muscle strength improved, there was also a notable decrease in interdialytic weight gain (IWG) and an increase in nitric oxide levels, suggesting these factors may play a role in the beneficial effects of RT on respiratory function in
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Background: Short-daily haemodialysis (SDH) has been strongly recommended over conventional haemodialysis (CHD) for end-stage kidney disease patients, though few studies have directly compared the effects of these two haemodialysis (HD) modalities on clinical variables related to patient's health.

Methods: We conducted a cross-sectional study in individuals undergoing HD, comparing epidemiological, clinical, metabolic, inflammatory, anthropometric, bone health/metabolism, and skeletal muscle function according to dialysis modality. One-hundred seventy-eight patients (20.

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Background: Breast cancer (BC) is one of the most incident types of cancer among women in the world. Although chemotherapy is an effective way to treat several types of cancer, it may also cause serious complications, including cardiotoxicity. This study aimed to identify the impact of chemotherapy on functional capacity, muscle strength and autonomic function.

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Background And Aims: Hemodialysis-associated neuromuscular dysfunction appears to be counteracted by resistance training (RT) in older patients with chronic kidney disease (CKD). Thus, the aim of the present study was to evaluate the impact of cluster-set RT protocol on anthropometric parameters, functional capacities, and biochemical variables in older patients with CKD.

Methods And Results: Seventy-eight older patients (age: 57.

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Background: Scientometric analyses of specific topics in geriatrics and gerontology have grown robustly in scientific literature. However, analyses using holistic and interdisciplinary approaches are scarce in this field of research. This article aimed to demonstrate research trends and provide an overview of bibliometric information on publications related to geriatrics and gerontology.

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Introduction: Faced with lockdowns, it was mandatory the development of supervised home-based RT protocols to keep patients with chronic kidney disease engaged in programs. Nonetheless, there is a lack of scientific literature regarding its effects on patients.

Purpose: To investigate the effects of a supervised home-based progressive resistance training program on functional performance, bone mineral density, renal function, endothelial health, inflammation, glycemic homeostasis, metabolism, redox balance, and the modulation of exerkines in patients with CKD in stage 2.

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Article Synopsis
  • Kidney transplant recipients face a higher risk of severe COVID-19 and long-term complications known as Long-COVID.
  • A study surveyed 780 out of 1239 eligible kidney transplant patients, finding that 27% experienced Long-COVID, with body aches being the most common symptom.
  • Among those who provided employment status, 17% did not return to work within three months, and the severity of acute illness symptoms was the only identified risk factor for Long-COVID.
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Purpose: To investigate the association between sarcopenia with the number of all-cause mortality, hospitalizations, and cardiovascular diseases in patients with end-stage renal disease (ESRD).

Methods: 247 patients with ESRD (women, n = 97) (66.6 ± 3.

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Objective: Investigate the effects of long-term resistance training (RT) on expression of the four selected microRNAs (miRNA or mir) and further association with biomarkers related to functional performance in older end-stage renal disease (ESRD) patients undergoing hemodialysis.

Methods: Twenty-five older hemodialysis patients (glomerular filtration rate <15 mL/min/1.73 m aged 68.

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This study analyzed the kidney function and biomarkers of health in lifelong-trained sprinters and endurance runners, and compared them to untrained aged-matched and young controls. Sixty-two men (21-66 yr.) were recruited and allocated as master athletes from sprints (n=25), master athletes from endurance events (n=8), untrained middle-aged (n=14) and young controls (n=15).

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The aim of this study was to compare the effect of dynamic (DRT) and isometric (IRT) resistance training on glycemic homeostasis, lipid profile, and nitric oxide (NO) in hemodialysis (HD) patients. Patients were randomly distributed into 3 groups: control ( = 65), DRT ( = 65), and IRT ( = 67). Patients assessed before and after the intervention period were tested for fasting blood glucose, glycated hemoglobin, oral glucose tolerance test, insulin resistance, lipid profile, leptin, insulin, adiponectin, C-reactive protein, and NO .

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Background: Sarcopenia and chronic kidney disease (CKD) have been associated with negative outcomes in older people, including inflammatory profile and anemia biomarkers.

Aims: To investigate the effects of pre-dialysis resistance training (RT) on sarcopenia, inflammatory profile, and anemia biomarkers in older patients with CKD.

Methods: A total of 107 patients with CKD (65.

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Article Synopsis
  • The study aimed to evaluate the effects of resistance training (RT) and low-load resistance training with blood flow restriction (RT+BFR) on various health outcomes in patients with stage two chronic kidney disease (CKD).
  • A 6-month randomized controlled trial was conducted with 90 hypertensive CKD patients, randomly assigned to one of three groups: control, RT, or RT+BFR, with both exercise groups training three times a week.
  • Results showed that both RT and RT+BFR effectively reduced blood pressure, fat mass, oxidative stress markers, and preserved kidney function, but RT+BFR was linked to lower exercise discomfort, making it a promising non-drug approach for managing CKD symptoms.
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Aging muscle is prone to sarcopenia and its associated telomere shortening and increased oxidative stress. Telomeres are protected by a shelterin protein complex, proteins expressed in response to DNA damage. Aerobic exercise training has shown to positively modulate these proteins while aging, but the effects of resistance training are less clear.

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Purpose: This study aimed to verify the effect of 6 months of periodized resistance training (RT) with and without blood flow restriction (BFR) in patients with stage 2 chronic kidney disease (CKD) on glomerular filtration rate (GFR), uremic parameters, cytokines, and klotho-fibroblast growth factor 23 (FGF23) axis.

Methods: A total of 105 subjects were randomized in three groups of 35 each: control (CTL), RT, and RT + BFR. A first visit was required for an anamnesis to evaluate the number of medications and anthropometric measurements (body weight, height, and body mass index).

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Patients in maintenance hemodialisys (HD) present sleep disorders, increased inflammation, unbalanced redox profiles, and elevated biomarkers representing endothelial dysfunction. Resistance training (RT) has shown to mitigate the loss of muscle mass, strength, improve inflammatory profiles, and endothelial function while decreasing oxidative stress for those in HD. However, the relation between those factors and sleep quality are inadequately described.

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Anemia is an inherent complication of older individuals with end-stage renal disease (ESRD) that is associated with inflammation which in turn is an important factor in the activation of hepcidin that contributes to the decrease in serum iron. Athough resistance training (RT) seems to reduce inflammation in ESRD, its influence on hepcidin and iron availability in hemodialysis patients is unclear. Therefore, the aim of this study was to exemine the effects of RT in on inflammatory profile, hepcidin, and iron status in older individuals with ESRD.

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