CORTES SALINAS, LINA JIMENA
Preferred name
CORTES SALINAS, LINA JIMENA
Main Affiliation
Email
lcortes@udd.cl
ORCID
0000-0001-8119-5417
Scopus Author ID
57452456900
15 results
Now showing 1 - 10 of 15
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Item type:Publication, Immunization and SARS-CoV-2 Antibody Seroprevalence in a Country with High Vaccination Coverage: Lessons from Chile(2022); ;Gloria Icaza; ; <jats:p>Chile is among the most successful nations worldwide in terms of its COVID-19 vaccine rollout. By 31 December 2021, 84.1% of the population was fully vaccinated, and 56.1% received booster doses using different COVID-19 vaccines. In this context, we aimed to estimate the prevalence of anti-SARS-CoV-2 antibodies following the infection and vaccination campaign. Using a three-stage stratified sampling, we performed a population-based cross-sectional serosurvey based on a representative sample of three Chilean cities. Selected participants were blood-sampled on-site and answered a short COVID-19 and vaccination history questionnaire using Wantai SARS-CoV-2 Ab ELISA to determine seroprevalence. We recruited 2198 individuals aged 7–93 between 5 October and 25 November 2021; 2132 individuals received COVID-19 vaccinations (97%), 67 (3.1%) received one dose, 2065 (93.9%) received two doses, and 936 received the booster jab (42.6%). Antibody seroprevalence reached 97.3%, ranging from 40.9% among those not vaccinated to 99.8% in those with booster doses (OR = 674.6, 154.8–2938.5). SARS-CoV-2 antibodies were associated with vaccination, previous COVID-19 diagnosis, age group, and city of residence. In contrast, we found no significant differences in the type of vaccine used, education, nationality, or type of health insurance. We found a seroprevalence close to 100%, primarily due to the successful vaccination program, which strongly emphasizes universal access.</jats:p>6Scopus© Citations 13 - Some of the metrics are blocked by yourconsent settings
Item type:Publication, Multicenter Study to Determine the Immune Response to the Vaccine Against SARS COV-2, in Patients With Chronic Kidney Disease on Dialysis and Kidney Transplants(2022) ;CAMILO ERNESTO ULLOA TESSER; ; ; 1 - Some of the metrics are blocked by yourconsent settings
Item type:Publication, 2Scopus© Citations 3 - Some of the metrics are blocked by yourconsent settings
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Item type:Publication, Deep immunophenotyping reveals biomarkers of multisystemic inflammatory syndrome in children in a Latin American cohort(2022); ;Yazmin Espinosa ;Camila Astudillo; Scopus© Citations 16 8 - Some of the metrics are blocked by yourconsent settings
Item type:Publication, Antibiotic use in Chilean salmon aquaculture: antimicrobial resistance, sustainability, and One Health implications(Frontiers Media SA, 2026-05-08) ;Karla Camacho-Méndez; ;Juan Parás-Silva ;Sebastián Higuera-LlanténRichard Covarrubia-López4Scopus© Citations 1 - Some of the metrics are blocked by yourconsent settings
Item type:Publication, Evaluation of the Immune Response Induced by CoronaVac 28-Day Schedule Vaccination in a Healthy Population Group(2022) ;Alejandro Escobar ;Felipe E. Reyes-López ;Mónica L. Acevedo ;Luis Alonso-PalomaresFernando Valiente-Echeverría<jats:p>CoronaVac vaccine from Sinovac Life Science is currently being used in several countries. In Chile, the effectiveness of preventing hospitalization is higher than 80% with a vaccination schedule. However, to date, there are no data about immune response induction or specific memory. For this reason, we recruited 15 volunteers without previous suspected/diagnosed COVID-19 and with negative PCR over time to evaluate the immune response to CoronaVac 28 and 90 days after the second immunization (dpi). The CoronaVac administration induces total and neutralizing anti-spike antibodies in all vaccinated volunteers at 28 and 90 dpi. Furthermore, using ELISpot analysis to assay cellular immune responses against SARS-CoV-2 spike protein, we found an increase in IFN-gamma- and Granzyme B-producing cells in vaccinated volunteers at 28 and 90 dpi. Together, our results indicate that CoronaVac induces a robust humoral immune response and cellular immune memory of at least 90 dpi.</jats:p>23Scopus© Citations 19 - Some of the metrics are blocked by yourconsent settings
Item type:Publication, Population-based seroprevalence survey: post-pandemic COVID-19 vaccination, related factors, and geographic distribution of vaccine acceptability in Chile(Springer Science and Business Media LLC, 2025-03-28) ;Loreto Nuñez-Franz; ; ;Luis Canales10Scopus© Citations 4 - Some of the metrics are blocked by yourconsent settings
Item type:Publication, Assessing Pulmonary Epithelial Damage in Hantavirus Cardiopulmonary Syndrome: Challenging the Predominant Role of Vascular Endothelium through sRAGE as a Potential Biomarker(2023) ;Gabriela Meza-Fuentes; ; ; Hantavirus cardiopulmonary syndrome (HCPS) is a severe respiratory illness primarily associated with microvascular endothelial changes, particularly in the lungs. However, the role of the pulmonary epithelium in HCPS pathogenesis remains unclear. This study explores the potential of soluble Receptors for Advanced Glycation End-products (sRAGE) as a biomarker for assessing pulmonary epithelial damage in severe HCPS, challenging the prevailing view that endothelial dysfunction is the sole driver of this syndrome. We conducted a cross-sectional study on critically ill HCPS patients, categorizing them into mild HCPS, severe HCPS, and negative control groups. Plasma sRAGE levels were measured, revealing significant differences between the severe HCPS group and controls. Our findings suggest that sRAGE holds promise as an indicator of pulmonary epithelial injury in HCPS and may aid in tracking disease progression and guiding therapeutic strategies. This study brings clarity on the importance of investigating the pulmonary epithelium’s role in HCPS pathogenesis, offering potential avenues for enhanced diagnostic precision and support in this critical public health concern.1Scopus© Citations 6 - Some of the metrics are blocked by yourconsent settings
Item type:Publication, SARS-CoV-2 Neutralizing Antibodies in Chile after a Vaccination Campaign with Five Different Schemes<jats:p>Using levels of neutralizing antibodies (nAbs), we evaluate the successful Chilean SARS-CoV-2 vaccine campaign, which combines different vaccine technologies and heterologous boosters. From a population-based study performed in November 2021, we randomly selected 120 seropositive individuals, organized into six groups of positive samples (20 subjects each) according to natural infection history and the five most frequent vaccination schemes. We conclude that the booster dose, regardless of vaccine technology or natural infection, and mRNA vaccines significantly improve nAbs response.</jats:p>3Scopus© Citations 5