Journal of Hypertension最新文献

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Quick action required: revealing pheochromocytoma as the hidden trigger behind postoperative hypertensive crisis. 需要快速行动:揭示嗜铬细胞瘤是术后高血压危象背后隐藏的诱因。
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2025-01-01 Epub Date: 2024-10-03 DOI: 10.1097/HJH.0000000000003882
Alexandre Calçada, Vasco Costa, Lia Lêdo, Pedro Freire
{"title":"Quick action required: revealing pheochromocytoma as the hidden trigger behind postoperative hypertensive crisis.","authors":"Alexandre Calçada, Vasco Costa, Lia Lêdo, Pedro Freire","doi":"10.1097/HJH.0000000000003882","DOIUrl":"10.1097/HJH.0000000000003882","url":null,"abstract":"<p><p>Managing patients who present with elevated blood pressure (BP) requires careful but expeditious assessment and triage to differentiate between those at immediate risk of complications and those for whom BP elevation does not pose an immediate threat to health. We present a case of a 54-year-old healthy male patient who experienced refractory hypertension during the immediate postoperative period following nasal surgery. Additional gastrointestinal symptoms and imaging findings made it possible to consider a catecholamine-producing tumour as the primary cause. Despite efforts, managing hypertension continued to be a challenge, and major neurologic complications arose within the following hours. This case illustrates the potential for rapid changes in the clinical scene during hypertensive emergency management. If not addressed promptly, a routine postoperative complication (at first glance) can turn into serious complications, particularly when there are uncommon underlying causes involved.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":"173-176"},"PeriodicalIF":3.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142502022","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reply to 'Re-calculation of sodium risks needs better reconciliation with consumption levels and risk parameters'.
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2025-01-01 Epub Date: 2024-11-28 DOI: 10.1097/HJH.0000000000003893
Sebastian V Moreno, Riaz Uddin, Sheikh Mohammed Shariful Islam
{"title":"Reply to 'Re-calculation of sodium risks needs better reconciliation with consumption levels and risk parameters'.","authors":"Sebastian V Moreno, Riaz Uddin, Sheikh Mohammed Shariful Islam","doi":"10.1097/HJH.0000000000003893","DOIUrl":"https://doi.org/10.1097/HJH.0000000000003893","url":null,"abstract":"","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":"43 1","pages":"178"},"PeriodicalIF":3.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142769540","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Vγ6/Vδ1 + γδ T cells protect from angiotensin II effects on blood pressure and endothelial function in mice. Vγ6/Vδ1+ γδ T 细胞可保护小鼠免受血管紧张素 II 对血压和内皮功能的影响。
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2025-01-01 Epub Date: 2024-09-07 DOI: 10.1097/HJH.0000000000003871
Ahmad U M Mahmoud, Antoine Caillon, Brandon Shokoples, Nathanne S Ferreira, Kevin Comeau, Shinya Hatano, Yasunobu Yoshikai, Julia M Lewis, Robert E Tigelaar, Pierre Paradis, Ernesto L Schiffrin
{"title":"Vγ6/Vδ1 + γδ T cells protect from angiotensin II effects on blood pressure and endothelial function in mice.","authors":"Ahmad U M Mahmoud, Antoine Caillon, Brandon Shokoples, Nathanne S Ferreira, Kevin Comeau, Shinya Hatano, Yasunobu Yoshikai, Julia M Lewis, Robert E Tigelaar, Pierre Paradis, Ernesto L Schiffrin","doi":"10.1097/HJH.0000000000003871","DOIUrl":"10.1097/HJH.0000000000003871","url":null,"abstract":"<p><strong>Objectives: </strong>γδ T cells mediate angiotensin II (AngII)-induced hypertension and vascular injury. γδ T cells expressing specific T-cell receptor (TCR) variable (V) γ chains develop in several waves in the thymus and migrate to specific or diverse tissues. We hypothesized that γδ T cells expressing specific Vγ subtypes in perivascular tissue mediate AngII hypertensive effects.</p><p><strong>Methods: </strong>C57BL/6J male mice were infused or not with AngII (490 ng/kg/min, subcutaneously) for 14 days. γδ T-cell Vγ subtypes were profiled by flow cytometry in the spleen, descending thoracic aorta with adherent perivascular adipose tissue (DTAo/PVAT) and mesenteric vessels (MV)/PVAT. Other sets of AngII-infused mice were injected with control or specific anti-Vγ6 or Vγ4 antibodies. Blood pressure (BP) was determined by telemetry, and mesenteric artery function and remodeling by pressurized myography.</p><p><strong>Results: </strong>Vγ6/Vδ1 + γδ T cells represented more than 50% of the γδ T-cell Vγ subtypes in DTAo/PVAT and MV/PVAT, whereas Vγ1/2 + , Vγ4 + and Vγ6/Vδ1 + γδ T cells were the most abundant Vγ subtypes in the spleen. The frequency of Vγ6/Vδ1 + γδ T cells was increased at least 1.5-fold in the spleen and DTAo/PVAT, and tended to increase in MV/PVAT by AngII. A majority of Vγ6/Vδ1 + γδ T cells were activated in perivascular tissues. Vγ6/Vδ1 + γδ T-cell neutralization caused a steeper BP elevation and greater mesenteric artery endothelial dysfunction in mice infused with AngII. This was associated with more than three-fold increase in activated Vγ6/Vδ1 - γδ T cells in perivascular tissues. Depletion of Vγ4 + γδ T cells did not alter AngII detrimental effects.</p><p><strong>Conclusion: </strong>Vγ6/Vδ1 + γδ T cells reduce the BP elevation and endothelial dysfunction induced by AngII infusion.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":"109-119"},"PeriodicalIF":3.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142154345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
User engagement with home blood pressure monitoring: a multinational cohort using real-world data collected with a connected device. 用户参与家庭血压监测:使用联网设备收集真实世界数据的跨国队列。
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2025-01-01 Epub Date: 2024-09-20 DOI: 10.1097/HJH.0000000000003861
Jean-Simon Rech, Nicolas Postel-Vinay, Vincent Vercamer, Paul de Villèle, Olivier Steichen
{"title":"User engagement with home blood pressure monitoring: a multinational cohort using real-world data collected with a connected device.","authors":"Jean-Simon Rech, Nicolas Postel-Vinay, Vincent Vercamer, Paul de Villèle, Olivier Steichen","doi":"10.1097/HJH.0000000000003861","DOIUrl":"10.1097/HJH.0000000000003861","url":null,"abstract":"<p><strong>Objective: </strong>Connected blood pressure (BP) monitors provide reliable data when used properly. Our objective was to analyse the engagement of real-world users with self-measurements.</p><p><strong>Methods: </strong>We included adult first-time users of a connected BP monitor from July 2019 to March 2021. They were categorized as persistent users if they continued to use the device between 311 and 400 days after inclusion. We defined a criterion to analyse the timing of self-measurements: at least 12 measurements performed within three consecutive days, at least once every 90 days. Persistent users were clustered by state sequence analysis according to the consistency of their BP monitor measurement timing with this criterion during 1 year of follow-up.</p><p><strong>Results: </strong>Among the 22 177 included users, 11 869 (54%) were persistent during the first year. Their use was consistent with the timing criterion 25% (median) of this time (first and third quartiles: 0%, 50%) and four patterns of use were identified by clustering: 5215 persistent users (44%) only performed occasional sparse measurements, 4054 (34%) complied at the start of follow-up up to eight cumulated months, 1113 (9%) complied at least once during later follow-up up to eight cumulated months, and the remaining 1487 (13%) complied nine or more cumulated months of follow-up.</p><p><strong>Conclusion: </strong>Although connected BP monitors can collect a high volume of data, the real-life timing of self-measurements is far from recommended schedules. We must promote the use of BP monitors as recommended by guidelines and/or learn to analyse more occasional and sparse measurements.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":"90-97"},"PeriodicalIF":3.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11608629/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142307922","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
CircPCNXL2 promotes preeclampsia progression by suppressing trophoblast cell proliferation and invasion via miR-487a-3p/interferon regulatory factor 2 axis. CircPCNXL2通过miR-487a-3p/干扰素调节因子2轴抑制滋养层细胞的增殖和侵袭,从而促进子痫前期的进展。
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2025-01-01 Epub Date: 2024-10-25 DOI: 10.1097/HJH.0000000000003887
Hua Xu, Xin Qu, Xiaoli Wang
{"title":"CircPCNXL2 promotes preeclampsia progression by suppressing trophoblast cell proliferation and invasion via miR-487a-3p/interferon regulatory factor 2 axis.","authors":"Hua Xu, Xin Qu, Xiaoli Wang","doi":"10.1097/HJH.0000000000003887","DOIUrl":"10.1097/HJH.0000000000003887","url":null,"abstract":"<p><strong>Background: </strong>Preeclampsia (PE) has culminated in maternal and perinatal sickness and death across the world, affecting approximately 4.6% of pregnancies. Circular RNAs (circRNAs) have been linked to the biology of numerous pathologies, including PE. Here, we investigated the functional role of circPCNXL2 in the progression of PE.</p><p><strong>Methods: </strong>We employed the GEO database to get the expression profile of circPCNXL2 in patients with PE. This was followed by the detection of the expression of circPCNXL2 and miR-326 by qRT-PCR. The role of circPCNXL2 on trophoblast cell proliferation, migration, and invasion was confirmed with cell viability assays, the transwell assay, and the colony formation assay. Further, we employed dual luciferase, FISH, RNA pull-down assay and Western blot analysis to determine the interaction between the expression of circPCNXL2, miR-487a-3p, and IRF2.</p><p><strong>Result: </strong>Findings from this study revealed that proliferation and migration of trophoblast cells were significantly increased in the HTR-8/SVneo cells after silencing circPCNXL2. Additionally, knockdown of circPCNXL2 remarkably increased miR-487a-3p expression, while IRF2 expression was remarkably reduced ( P  < 0.05), indicating the presence of complementary binding sequence on miR-487a-3p with which they sequester circPCNXL2. Rescue experiments revealed that interaction occurs between circPCNXL2, miR-487a-3p, and the IRF2 protein, indicating that circPCNXL2 expression elicits suppression of migration and proliferation of trophoblast cells via the miR-487a-3p/IRF2 pathway.</p><p><strong>Conclusions: </strong>We demonstrated that circPCNXL2 upregulation promotes pre-eclampsia by inhibiting proliferation and migration of trophoblast cells via the miR-487a-3p/IRF2 pathway or axis.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":"152-162"},"PeriodicalIF":3.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11608630/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142522076","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prevalence and correlates of uncontrolled hypertension and cardiovascular morbidity among patients with hypertension at the largest tertiary care hospital in Sri Lanka.
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2024-12-23 DOI: 10.1097/HJH.0000000000003952
Priyanga Ranasinghe, Minura Manchanayake, Thilina Perera, Sandamini Liyanage, David J Webb
{"title":"Prevalence and correlates of uncontrolled hypertension and cardiovascular morbidity among patients with hypertension at the largest tertiary care hospital in Sri Lanka.","authors":"Priyanga Ranasinghe, Minura Manchanayake, Thilina Perera, Sandamini Liyanage, David J Webb","doi":"10.1097/HJH.0000000000003952","DOIUrl":"https://doi.org/10.1097/HJH.0000000000003952","url":null,"abstract":"<p><strong>Introduction: </strong>Hypertension is the leading preventable cause of cardiovascular morbidity and mortality globally, with a disproportionate impact on low-income and middle-income countries like Sri Lanka. Effective blood pressure (BP) control improves outcomes in patients with hypertension. This study aimed to assess the prevalence of uncontrolled hypertension, and its correlates among Sri Lankan patients with hypertension in clinic settings.</p><p><strong>Methods: </strong>A cross-sectional study was done at the largest tertiary care hospital in Sri Lanka and patients with hypertension presenting to its medical clinics over a 6-month period were recruited. An interviewer-administered questionnaire captured sociodemographic, morbidity, and medication details from records. BP measurements were taken following standard guidelines with OMRON-X7 BP monitors. Multivariate logistic regression was used to identify significant associations (P < 0.05).</p><p><strong>Results: </strong>Among 600 patients (mean age 64 ± 9 years, 43% men), 55% had uncontrolled hypertension. Most (62%) were on 1 or 2 antihypertensives, primarily renin-angiotensin blockers (91%), with minimal (<10%) thiazide use. Uncontrolled hypertension was less common among furosemide (10.5%) and spironolactone (21.5%) users but frequent among those on alpha-blockers (16.3%). Coronary artery disease (58%), heart failure (9%), and stroke (17%) were more common in men and those with longstanding hypertension. Beta-blockers were favoured in those with cardiac comorbidities, and dihydropyridines in those with stroke. Potential treatment resistance, seen in 11%, was associated with increased cardiac morbidity, while sociodemographic factors and family history had no significant impact on BP control or cardiovascular morbidity.</p><p><strong>Conclusion: </strong>Uncontrolled hypertension and cardiovascular morbidity were highly prevalent. The data suggest the need for optimized antihypertensive regimens, with reduced use of alpha-blockers and early and prioritized incorporation of diuretics.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":""},"PeriodicalIF":3.3,"publicationDate":"2024-12-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142949976","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hypertension in Sri Lanka: a systematic review of prevalence, control, care delivery and challenges.
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2024-12-20 DOI: 10.1097/HJH.0000000000003953
Priyanga Ranasinghe, Thilina Perera, Sandamini Liyanage, Minura Manchanayake, Nilushka Rupasinghe, David J Webb
{"title":"Hypertension in Sri Lanka: a systematic review of prevalence, control, care delivery and challenges.","authors":"Priyanga Ranasinghe, Thilina Perera, Sandamini Liyanage, Minura Manchanayake, Nilushka Rupasinghe, David J Webb","doi":"10.1097/HJH.0000000000003953","DOIUrl":"https://doi.org/10.1097/HJH.0000000000003953","url":null,"abstract":"<p><p>Hypertension (HTN) is recognized as a major modifiable risk factor for cardiovascular deaths in South Asia. Our aim was to furnish a comprehensive analysis of HTN prevalence, trends, control efforts, awareness, barriers in care delivery and associated factors, based on nationally derived evidence in Sri Lanka. A systematic search of online databases (PubMed, Web of Science, Scopus), local journals and repositories yielded 6704 results, of which 106 were included. Prevalence of HTN steadily increased from 23.7% (2005-2005) to 34.8% (2021). Associated factors identified were hyperhomocysteinaemia [odds ratio (OR) 2.80], overweight/obesity (OR 2.02), perceived job stress (OR 2.20-3.02), physical inactivity (OR 2.08-2.80), salt intake more than 5 g/day (OR 2.50), smoking (OR 2.31) and waist-to-height ratio more than 0.5 (OR 2.23). Cohort studies revealed poor blood pressure control and treatment adherence among patients. Pharmacological (n = 4) and nonpharmacological (n = 6) interventional studies were few. Studies on knowledge, attitudes and practices demonstrated a lack of public awareness. Despite the high prevalence of HTN in Sri Lanka, many cases remain undiagnosed, underscoring importance of targeted screening programmes and culture-specific public health education programmes.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":""},"PeriodicalIF":3.3,"publicationDate":"2024-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142950056","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Minimum number of readings necessary for determining long-term visit-to-visit blood pressure variability to predict cardiovascular outcomes in people with diabetes.
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2024-12-18 DOI: 10.1097/HJH.0000000000003954
Ju Hyeon Kim, Seungmi Oh, Soon Jun Hong, Cheol Woong Yu, Hyung Joon Joo, Yong Hyun Kim, Eung Ju Kim
{"title":"Minimum number of readings necessary for determining long-term visit-to-visit blood pressure variability to predict cardiovascular outcomes in people with diabetes.","authors":"Ju Hyeon Kim, Seungmi Oh, Soon Jun Hong, Cheol Woong Yu, Hyung Joon Joo, Yong Hyun Kim, Eung Ju Kim","doi":"10.1097/HJH.0000000000003954","DOIUrl":"https://doi.org/10.1097/HJH.0000000000003954","url":null,"abstract":"<p><strong>Background: </strong>People with diabetes often have increased blood pressure (BP) variability because of autonomic dysfunction and arterial stiffness, making it a critical factor in predicting clinical outcomes. We investigated the reproducibility of long-term visit-to-visit BP variability (VVV) and the minimum number of BP readings to reliably determine VVV in people with diabetes.</p><p><strong>Methods: </strong>This multicenter retrospective study used data from electronic health records of the Korea University Medical Center database. Altogether, 10 475 people with diabetes who had more than nine BP readings during a maximum period of 2 years were identified. This study focused on the coefficient of variation of these readings and their correlation with major adverse cardiovascular events (MACE) over a 3-year follow-up period.</p><p><strong>Results: </strong>The mean age of the participants was 65.2 years. Of these, 53.2% were men, and 87.4% had hypertension. The mean coefficient of variation of multiple SBP readings that best predicted the 3-year MACE were 8.4, 9.5, 9.0, 9.0, and 9.7 for three, five, seven, nine, and all readings, respectively. Patients with high VVV (coefficient of variation of five SBP readings >9) exhibited a higher incidence of 3-year MACE (10.1%) than those with low VVV (5.4%, P < 0.001). In the multivariable analysis, high VVV of both SBP and DBP were independently associated with 3-year MACE.</p><p><strong>Conclusion: </strong>Long-term VVV in the BP is a reproducible and reliable predictor of cardiovascular outcomes in people with diabetes. A minimum of five BP measurements are recommended for effective intraindividual VVV estimation and cardiovascular risk assessment.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":""},"PeriodicalIF":3.3,"publicationDate":"2024-12-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142950061","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mortality risks in different subtypes of masked hypertension in the Spanish ambulatory blood pressure monitoring registry.
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2024-12-17 DOI: 10.1097/HJH.0000000000003950
Alejandro de la Sierra, Luis M Ruilope, Natalie Staplin, George S Stergiou, Bryan Williams
{"title":"Mortality risks in different subtypes of masked hypertension in the Spanish ambulatory blood pressure monitoring registry.","authors":"Alejandro de la Sierra, Luis M Ruilope, Natalie Staplin, George S Stergiou, Bryan Williams","doi":"10.1097/HJH.0000000000003950","DOIUrl":"https://doi.org/10.1097/HJH.0000000000003950","url":null,"abstract":"<p><strong>Objective: </strong>We aimed to evaluate the risks of death and cardiovascular death of different subtypes of masked hypertension, defined by either isolated daytime or nighttime blood pressure (BP) elevation, or both, compared with patients with normal both office and 24-h BP.</p><p><strong>Methods: </strong>We selected 4999 patients with masked hypertension (normal office BP and elevated 24-h BP). They were divided in three different categories: isolated daytime masked hypertension (elevated daytime BP and normal nighttime BP, 800 patients), isolated nighttime masked hypertension (elevated nighttime BP and normal daytime BP, 1069 patients) and daytime and nighttime masked hypertension (elevation of both daytime and nighttime BP, 2989). All-cause and cardiovascular death (median follow-up 9.7 years) were assessed in each of these subtypes in comparison to 10 006 patients with normal both office and 24-h BP. Hazard ratios from Cox models after adjustment for clinical confounders were used for such comparisons.</p><p><strong>Results: </strong>Compared with patients with normal both office and 24-h BP, isolated daytime masked hypertension was not associated with an increased risk of death in models adjusted for clinical confounders [hazard ratio 1.07; 95% confidence interval (CI): 0.80-1.43]. In contrast, isolated nighttime masked hypertension (hazard ratio: 1.39; 95% CI 1.19-1.63) and daytime and nighttime masked hypertension (hazard ratio: 1.22; 95% CI 1.08-1.37) had an increased risk of death in comparison to patients with BP in the normal range. Similar results were observed for cardiovascular death.</p><p><strong>Conclusion: </strong>The risk of death in masked hypertension is not homogeneous and requires nocturnal BP elevation, either isolated or with daytime elevation. Isolated daytime masked hypertension is not associated with an increased risk of death.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":""},"PeriodicalIF":3.3,"publicationDate":"2024-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142949974","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Paternal alcohol exposure affected offspring mesenteric artery via ROS-Cacna1c and DNA hypomethylation.
IF 3.3 2区 医学
Journal of Hypertension Pub Date : 2024-12-17 DOI: 10.1097/HJH.0000000000003947
Yun He, Ze Zhang, Qiutong Zheng, Hongyu Su, Mingxing Liu, Xueyi Chen, Linglu Qi, Yumeng Zhang, Zhice Xu, Jiaqi Tang
{"title":"Paternal alcohol exposure affected offspring mesenteric artery via ROS-Cacna1c and DNA hypomethylation.","authors":"Yun He, Ze Zhang, Qiutong Zheng, Hongyu Su, Mingxing Liu, Xueyi Chen, Linglu Qi, Yumeng Zhang, Zhice Xu, Jiaqi Tang","doi":"10.1097/HJH.0000000000003947","DOIUrl":"https://doi.org/10.1097/HJH.0000000000003947","url":null,"abstract":"<p><strong>Background: </strong>Paternal preconception alcohol exposure affects fetal development; however, it is largely unknown about the influences on offspring vasculature and mechanisms.</p><p><strong>Methods: </strong>Offspring born form paternal rats treated with alcohol or water before pregnant was raised until 3 months of age. Vessel tone of mesenteric arteries was detected using myograph system; whole-cell calcium channel current in smooth muscle cells was tested using patch-clamp; molecule expressions were detected with real-time PCR, western blotting, and Dihydroethidium (DHE); DNA methylations were determined using targeted bisulfate sequencing assay. Following 5-aza-2'-deoxycytidine incubation, vessel tone in offspring mesenteric artery and Cacna1c expression in A7r5 was tested.</p><p><strong>Results: </strong>When comparing with the control, stress-strain curve was left-shifted in alcohol. There was lower incremental distensibility and endothelium-dependent dilation associated with endothelial nitric oxide synthase. Agonists-induced constrictions were greater in alcohol offspring than that in control, associated with higher expression of AT1R, Cacna1c, and reactive oxygen species (ROS). Baseline and Ang II-stimulated calcium channel currents were higher in alcohol group. Tempol and apocynin could restore Ang II-increased constriction and calcium channel current in alcohol offspring. When comparing with the control, there was lower DNA methylation of Cacna1c promotor in alcohol offspring mesenteric artery and in paternal sperm. 5-aza-2'-deoxycytidine increased contraction in control offspring mesenteric artery and Cacna1c expression in A7r5.</p><p><strong>Conclusion: </strong>Paternal preconception alcohol exposure-affected offspring mesenteric artery was via ROS-Cacna1c. Abnormal offspring vascular functions might be inherited via DNA hypomethylation of Cacna1c promotor from paternal sperm exposed to alcohol. These data gained provided important clues for cardiovascular disorders at germ cell origin.</p>","PeriodicalId":16043,"journal":{"name":"Journal of Hypertension","volume":" ","pages":""},"PeriodicalIF":3.3,"publicationDate":"2024-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142949975","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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