Sandra Martins

ORCID: 0000-0001-6813-314X
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About
Contact & Profiles
Research Areas
  • Sports Performance and Training
  • Vitamin D Research Studies
  • Cardiovascular and exercise physiology
  • Thyroid Disorders and Treatments
  • Parathyroid Disorders and Treatments
  • Heart Failure Treatment and Management
  • Bone health and osteoporosis research
  • Physical Activity and Health
  • Sepsis Diagnosis and Treatment
  • Hemodynamic Monitoring and Therapy
  • Iron Metabolism and Disorders
  • Exercise and Physiological Responses
  • Pain Mechanisms and Treatments
  • S100 Proteins and Annexins
  • COVID-19 Clinical Research Studies
  • Diet and metabolism studies
  • Hormonal Regulation and Hypertension
  • Long-Term Effects of COVID-19
  • Nutritional Studies and Diet
  • Growth Hormone and Insulin-like Growth Factors
  • Acute Myeloid Leukemia Research
  • Hemoglobinopathies and Related Disorders
  • Birth, Development, and Health
  • Diet, Metabolism, and Disease
  • High Altitude and Hypoxia

Universidade do Porto
2015-2024

i3S - Instituto de Investigação e Inovação em Saúde, Universidade do Porto
2018-2024

Hospital de São João
2015-2024

Hospital Braga
2022

University of Minho
2022

University College London
2022

University of Coimbra
2021

Centro Hospitalar do Tâmega e Sousa
2021

Centre National de la Recherche Scientifique
2006

Chronic administration of moderate amounts red wine has been associated with a protective effect on the cardiovascular system. This study examined whether polyphenols prevent angiotensin II (Ang II)-induced hypertension and endothelial dysfunction in rats, and, if so, to elucidate underlying mechanism.Hypertensive rats were obtained by 14-day infusion Ang II. Red administered drinking water one week before during infusion. Arterial pressure was measured conscious rats. Ex vivo vascular...

10.1016/j.cardiores.2006.05.022 article EN Cardiovascular Research 2006-06-01

Vitamin D deficiency has been associated with significant changes in dental structures. In children, it can induce enamel and dentin defects, which have identified as risk factors for caries. This study aimed to assess the association between low serum 25-hydroxyvitamin (25(OH) D) levels (<30 ng/mL) prevalence of caries permanent teeth mixed dentition 7-year-old children. A sample 335 children from population-based birth cohort Generation XXI (Porto, Portugal) was included. Data on...

10.3390/nu13010166 article EN Nutrients 2021-01-07

Disordered mineral and bone metabolism is a common complication of chronic kidney disease (CKD). Bone biopsy remains the gold standard tool for evaluating renal osteodystrophy (ROD), but it an invasive procedure. Despite growing interest in ability newer biomarkers to discriminate between different forms ROD, data on pre-dialysis patients are scarce.

10.1093/ckj/sfab081 article EN cc-by-nc Clinical Kidney Journal 2021-05-01

Vitamin D (VitD) and parathyroid hormone (PTH) play important roles in calcium metabolism skeletal homeostasis. Estimates of the VitD status several European countries show large variations between them. In addition, no national population-based estimate has been published. PTH may also cardiovascular risk, which suggested to be associated with metabolic syndrome (MetS) is very prevalent Portugal. The goal our study was evaluate prevalence hypovitaminosis its determinants as well serum level...

10.1186/s12902-017-0221-3 article EN cc-by BMC Endocrine Disorders 2017-11-17

Maternal high-caloric nutrition and related gestational diabetes mellitus (GDM) are associated with a high-risk for developing metabolic complications later in life their offspring. In contrast, exercise is recognized as non-pharmacological strategy against dysfunctions to lifestyle disorders. Therefore, we investigated whether delays the development of alterations GDM mothers life, but also protects 6-week-old male offspring from adverse effects maternal diet.Female Sprague-Dawley rats were...

10.1016/j.metabol.2021.154704 article EN cc-by-nc-nd Metabolism 2021-01-08

The prevalence of thyroid dysfunction and autoimmunity in the Portuguese population has not yet been estimated. However, national metabolic syndrome remains high. association pathology with cardiovascular risk addressed but is still unclear. Our study aimed to evaluate assess associations thyroid-stimulating hormone hormones antibodies syndrome, its components, other possible determinants a sample.The present included subsample 486 randomly selected participants from nationwide...

10.2174/1871530318666180801125258 article EN Endocrine Metabolic & Immune Disorders - Drug Targets 2018-08-01

Background Thyroid hormones are important modulators of cardiovascular function. Both hypothyroidism and hyperthyroidism known to contribute an increased risk. It remains uncertain whether thyroid level within the euthyroid range associated with cardiometabolic We aimed evaluate association between function levels risk in a population-based cohort. Methods Eight hundred thirty-five subjects aged ≥45 years from EPIPorto cohort were included. excluded participants TSH, free T4 (FT4), or T3...

10.3389/fendo.2022.1067801 article EN cc-by Frontiers in Endocrinology 2022-11-28
John D. Isaacs Sarah Brockbank Ayako Wakatsuki Pedersen Catharien M. U. Hilkens Amy E. Anderson and 95 more Philip Stocks Dennis Lendrem Jessica Tarn Graham R. Smith Ben Allen John Casement Julie Diboll Rachel A. Harry Faye A. H. Cooles Andrew P. Cope Gemma Simpson Ruth Toward Hayley Noble Angela Parke Wing Cheung Vincent Wu Fiona Clarke David L. Scott Ian C. Scott James Galloway Heidi Lempp Fowzia Ibrahim Samana Schwank Gemma Molyneux Tomi Lazarov Frédéric Geissmann Carl S. Goodyear Iain B. McInnes Iona Donnelly Ashley Gilmour Aysın Tulunay Virlan Duncan Porter Frédérique Ponchel Paul Emery Jehan J. El‐Jawhari Rekha Parmar Michael McDermott Benjamin A. Fisher Steve Young Philip Jones Karim Raza Andrew Filer Costantino Pitzalis Michael R. Barnes David Watson Rafael Henkin Georgina Thorborn Liliane Fossati‐Jimack Stephen Kelly Frances Humby Stefano Bombardieri Sharmila Rana Zhilong Jia Katriona Goldmann Myles Lewis Sandra Ng Adriano Barbosa-Silva Evan Tzanis Amaya Gallagher-Syed Christopher R. John Michael R. Ehrenstein Gioia Altobelli Sandra Martins Dao X. Nguyen Humayara Ali Coziana Ciurtin Maya H Buch Deborah Symmons Jane Worthington Ian N Bruce Jamie C. Sergeant Suzanne Verstappen F. Stirling Adwoa Hughes-Morley Brian D. M. Tom Vernon T. Farewell Yujie Zhong Peter C. Taylor Christopher D. Buckley Sarah Keidel Carolyn A. Cuff Marc C. Levesque Andrew J. Long Zheng Liu Samantha Lipsky Bohdan P. Harvey Michael Macoritto Feng Hong Şükrü Kaymakçalan Wayne Tsuji Tony Sabin Neil Ward Susan Talbot Desmond Padhji Matthew A. Sleeman Donna K. Finch

Abstract Rheumatoid arthritis (RA) is a chronic inflammatory disorder with poorly defined aetiology characterised by synovial inflammation variable disease severity and drug responsiveness. To investigate the peripheral blood immune cell landscape of early, naive RA, we performed comprehensive clinical molecular profiling 267 RA patients 52 healthy vaccine recipients for up to 18 months establish high quality sample biobank including plasma, serum, cells, urine, genomic DNA, RNA from whole...

10.1038/s41597-022-01264-y article EN cc-by Scientific Data 2022-05-09

Abstract Background Several strategies have been developed to counteract liver injury as a consequence of nonsteroid anti‐inflammatory drugs toxicity. Here, we aimed determine whether physical exercise results in mitochondrial protection against vitro diclofenac Material and methods Male adult Sprague‐Dawley rats were divided into sedentary, 12‐week endurance training ( ET ) voluntary activity VPA ). In function assessed by oxygen consumption, transmembrane electric potential (ΔΨ)...

10.1111/eci.12285 article EN European Journal of Clinical Investigation 2014-05-29

This pilot study aimed to assess the impact of substituting a traditional lunch for vegetarian legume-based meal on blood and anthropometric parameters in group omnivorous adults. A one-group comparison, quasi-experimental dietary intervention was designed. offered 8 consecutive weeks (weekdays) non-vegetarian individuals (n = 26), (28 years [P

10.1111/nbu.12677 article EN cc-by-nc-nd Nutrition Bulletin 2024-04-24

Hypothyroidism and hyperthyroidism are associated with marked changes in cardiac structure function. However, the association of thyroid function within normal range general population remains uncertain.Eight hundred thirty-five subjects aged ≥45 years from EPIPorto cohort (evaluation between 2006 2008) were cross-sectionally analyzed. We excluded participants TSH, free T4 (FT4), or T3 (FT3) outside reference self-reported cardiovascular disease. Cardiac evaluated by echocardiography. used...

10.1159/000508407 article EN European Thyroid Journal 2020-07-08

Acute myeloid leukemia (AML) is a heterogeneous disease with poor prognosis and limited treatment strategies. Determining the role of cell-extrinsic regulators leukemic cells vital to gain clinical insights into biology AML. Iron key extrinsic regulator cancer, but its systemic regulation remains poorly explored in To address this question, we studied iron metabolism patients AML at diagnosis mechanisms involved using syngeneic MLL-AF9-induced mouse model. We found that disorder unique...

10.1182/bloodadvances.2021004373 article EN cc-by-nc-nd Blood Advances 2021-08-17

Specialized pro-resolving mediators (SPMs) have recently emerged as promising therapeutic approaches for neuropathic pain (NP). We evaluated the effects of oral treatment with SPM Maresin 1 (MaR1) on behavioral responses and spinal neuroinflammation in male female C57BL/6J mice spared nerve injury (SNI)-induced NP. MaR1, or vehicle, was administered once daily, post-surgical days 3 to 5, by voluntary intake. Sensory-discriminative affective-motivational components were von Frey place...

10.1371/journal.pone.0287392 article EN cc-by PLoS ONE 2023-06-22

To predict protective immunity to SARS-CoV-2, cellular seems be more sensitive than humoral immunity. Through an Interferon-Gamma (IFN-γ) Release Assay (IGRA), we show that, despite a marked decrease in total antibodies, 94.3% of 123 healthcare workers have positive response 6 months after inoculation with the 2nd dose BNT162b2 vaccine. Despite qualitative relationship found, did not observe quantitative correlation between IFN-γ and IgG levels against SARS-CoV-2. Using stimulated whole...

10.1371/journal.pone.0303244 article EN cc-by PLoS ONE 2024-05-10

Cysteinyl leukotrienes (CysLT) are potent inflammation-promoting mediators, but remain scarcely explored in COVID-19. We evaluated urinary CysLT (U-CysLT) relationship with disease severity and their usefulness for prognostication hospitalized COVID-19 patients. The impact on U-CysLT of veno-venous extracorporeal membrane oxygenation (VV-ECMO) comorbidities such as hypertension obesity was also assessed.Blood spot urine were collected "severe" (n = 26), "critically ill" 17) ill VV-ECMO"...

10.1007/s00011-022-01682-z article EN cc-by Inflammation Research 2023-01-08

(1) Background: half-marathon races are popular among recreational runners, with increases in participation middle-aged and women. We aimed to determine the effects of two training programs on hematological biochemical markers female runners; (2) Methods: ten women (40 ± 7 years) followed moderate intensity continuous (MICT), based running volume below 80% V˙O2max, another high interval (HIIT) at 80%-100% less volume, combined eccentric loading exercise. Hematology, plasma osmolality,...

10.3390/ijerph19010498 article EN International Journal of Environmental Research and Public Health 2022-01-03

Aims: Inflammation-driven endothelitis seems to be a hallmark of acute heart failure (AHF) and cardiogenic shock (CS). Endocan, soluble proteoglycan secreted by the activated endothelium, contributes inflammation endothelial dysfunction, but has been scarcely explored in human AHF. We aimed evaluate serum (S-Endocan) urinary endocan (U-Endocan) profiles AHF CS patients correlate them with biomarkers/parameters inflammation, activation, cardiovascular dysfunction prognosis. Methods: Blood...

10.3389/fphys.2022.965611 article EN cc-by Frontiers in Physiology 2022-08-11

We studied the long-term effects of a multicomponent exercise training protocol (recreational team handball training, RTH) on global health status in inactive postmenopausal women. Participants (n = 45; age 65 ± 6 years, stature 157 cm, body mass 66.2 9.4 kg, fat 41.4 5.5%, VO2peak 25.7 3.6 mL/min/kg) were randomised into control group (CG; n 14) and (EXG; 31, performing two to three weekly 60-min RTH sessions). Attendance was 2.0 0.4 sessions/week (first 16 weeks) 1.4 0.5 (following 20 mean...

10.1080/17461391.2023.2184725 article EN cc-by European Journal of Sport Science 2023-03-02

We determined the coadjuvant effect of a recreational futsal (RF) programme versus standard care alone (CON) in men with treated arterial hypertension (TAHT). Thirty-nine TAHT were randomised to RF (N = 20; 48 ± 8 years; systolic blood pressure [SBP]: 122 14 mmHg) 2–3 one-hour sessions/week for 3 months, or CON 19; 51 6 SBP: 126 13 mmHg). Participants assessed at baseline, and after 1 month training cessation (4 months). Mean attendance was 60 23%. At 3-months, there no between-group...

10.1080/02640414.2023.2300568 article EN Journal of Sports Sciences 2023-10-18

Bone disease after kidney transplant (KT) results from multiple factors, including previous bone and mineral metabolism disturbances effects of transplant-related medications. New biomolecules have been recently associated with the development progression chronic disease-associated disorder (CKD-MBD). These include sclerostin soluble receptor activator nuclear factor-kB ligand (sRANKL).To better understand role biomarkers in post-transplant disease, this study was designed to prospectively...

10.3390/jcm11020457 article EN Journal of Clinical Medicine 2022-01-17
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