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1.
J Immigr Minor Health ; 26(2): 409-420, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-37222869

RESUMO

The growing prevalence of cardiovascular diseases in the United States (US) has disproportionately affected minority populations more than their white counterparts. A population that is often overlooked is the Asian American population, particularly Southeastern Asian immigrants. Despite having relatively favorable socioeconomic indicators compared to the general US population, Asian Americans, specifically Southeast Asian individuals, face a significant burden of traditional cardiovascular risk factors and are considered a high cardiovascular disease risk group. In addition, most studies have aggregated Asian populations into one major racial group rather than analyzing the different ethnicities among the Asian categorization. While some studies suggest that the acculturation process has some degree of impact on cardiovascular health, there has not been a widely-used tool to measure or ascertain the totality of acculturation. Instead, multiple proxies have been used to measure acculturation, and prior studies have argued for more culturally-tailored acculturation proxies. This paper aims to assess the implications of different acculturation measures on cardiovascular health among Asian Americans, particularly Southeastern Asian immigrants. The following proxies were expanded on in this paper: English spoken at home, length of stay in the US, religiosity and spirituality, and admixed family structures. Previous studies showed that as the length of stay in the US increases, the burden of cardiovascular risk factors increases. However, the impact of English spoken at home, religiosity, and admixed family structure are still inconclusive given the extent of current studies. While most studies suggest that an increase in acculturation increases the risk of cardiovascular disease, it is critical to note that acculturation is a multifaceted process. Therefore, more studies are necessary to appropriately examine the implications of various acculturation processes on cardiovascular risk factors in Asians, specifically Southeastern Asian individuals in the US.


Assuntos
Asiático , Doenças Cardiovasculares , Humanos , Estados Unidos , Aculturação , Fatores de Risco , Fatores de Risco de Doenças Cardíacas , Desigualdades de Saúde
2.
Fam Community Health ; 47(1): 32-40, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-37831622

RESUMO

Participation of Black American older adults in community-engaged research remains challenging in health sciences. The objectives of this study were to describe the specific efforts, successes, and challenges in recruiting Black American older adults in research led by the Health and Wellness in Aging Across the Lifespan core, part of the Virginia Commonwealth University Institute for Inclusion, Inquiry, and Innovation (iCubed). We conducted a cross-case analysis of 6 community-engaged research projects using the community-engaged research continuum model. Successful recruitment strategies comprised a multifaceted approach to community-based collaboration, including a wellness program with a long standing relationship with the community, engaging key stakeholders and a community advisory board, and building a community-based coalition of stakeholders. Posting flyers and modest monetary compensation remain standard recruitment strategies. The cross-case analysis offered critical lessons on the community's nature and level of engagement in research. Relationship building based on trust and respect is essential to solving complex aging issues in the community.


Assuntos
Pesquisa Participativa Baseada na Comunidade , Gerociência , Humanos , Idoso , Pesquisa Participativa Baseada na Comunidade/métodos , Promoção da Saúde/métodos , Confiança , Envelhecimento
3.
J Pers Med ; 13(9)2023 Sep 20.
Artigo em Inglês | MEDLINE | ID: mdl-37763176

RESUMO

Uric acid is the final product of purine metabolism and is converted to allantoin in most mammals via the uricase enzyme. The accumulation of loss of function mutations in the uricase gene rendered hominoids (apes and humans) to have higher urate concentrations compared to other mammals. The loss of human uricase activity may have allowed humans to survive environmental stressors, evolution bottlenecks, and life-threatening pathogens. While high urate levels may contribute to developing gout and cardiometabolic disorders such as hypertension and insulin resistance, low urate levels may increase the risk for neurodegenerative diseases. The double-edged sword effect of uric acid has resurrected a growing interest in urate's antioxidant role and the uricase enzyme's role in modulating the risk of obesity. Characterizing both the effect of uric acid levels and the uricase enzyme in different animal models may provide new insights into the potential therapeutic benefits of uric acid and novel uricase-based therapy.

4.
Biomark Med ; 17(8): 445-454, 2023 04.
Artigo em Inglês | MEDLINE | ID: mdl-37449859

RESUMO

Nonalcoholic fatty liver disease (NAFLD) is currently the most common form of chronic liver disease. The growing prevalence of NAFLD is strongly associated with the high incidence of metabolic syndrome. NAFLD affects as much as 19% of the US population with a disproportionate impact on minority racial groups such as Asian Americans. If not promptly managed, NAFLD may progress to more feared complications. Liver indices for NAFLD screening have been proposed but were often developed using study populations with different anthropometrics than patients of East Asian descent. This review compares the accuracy of five indices for NAFLD screening in Asian cohorts. The Fatty Liver Index performed well in multiple large-scale community studies, although other indices may be more suited for specific patient cohorts. This is important, as the utilization of liver indices could accelerate screening for NAFLD for early management and to reduce liver disease-related health disparities among Asian Americans.


Assuntos
Síndrome Metabólica , Hepatopatia Gordurosa não Alcoólica , Humanos , Hepatopatia Gordurosa não Alcoólica/diagnóstico , Hepatopatia Gordurosa não Alcoólica/epidemiologia , Hepatopatia Gordurosa não Alcoólica/complicações , População do Leste Asiático , Cirrose Hepática/complicações , Síndrome Metabólica/complicações
5.
Clin Pharmacol Ther ; 114(3): 515-529, 2023 09.
Artigo em Inglês | MEDLINE | ID: mdl-37313953

RESUMO

The promise of viral vector-based gene therapy (GT) as a transformative paradigm for treating severely debilitating and life-threatening diseases is slowly coming to fruition with the recent approval of several drug products. However, they have a unique mechanism of action often necessitating a tortuous clinical development plan. Expertise in such complex therapeutic modality is still fairly limited in this emerging class of adeno-associated virus (AAV) vector-based gene therapies. Because of the irreversible mode of action and incomplete understanding of genotype-phenotype relationship and disease progression in rare diseases careful considerations should be given to GT product's benefit-risk profile. In particular, special attention needs to be paid to safe dose selection, reliable dose exposure response (including clinically relevant endpoints), or creative approaches in study design targeting small patient populations during clinical development. We believe that quantitative tools encompassed within model-informed drug development (MIDD) framework fits quite well in the development of such novel therapies, as they enable us to benefit from the totality of data approach in order to support dose selection as well as optimize clinical trial designs, end point selection, and patient enrichment. In this thought leadership paper, we provide our collective experiences, identify challenges, and suggest areas of improvement in applications of modeling and innovative trial design in development of AAV-based GT products and reflect on the challenges and opportunities for incorporating MIDD tools and more in rational development of these products.


Assuntos
Terapia Genética , Projetos de Pesquisa , Ensaios Clínicos como Assunto , Terapia Genética/efeitos adversos
7.
Br J Clin Pharmacol ; 89(10): 2964-2976, 2023 10.
Artigo em Inglês | MEDLINE | ID: mdl-37202871

RESUMO

AIMS: The aim of this study was to quantify identifiable sources of variability, including key pharmacogenetic variants in oxypurinol pharmacokinetics and their pharmacodynamic effect on serum urate (SU). METHODS: Hmong participants (n = 34) received 100 mg allopurinol twice daily for 7 days followed by 150 mg allopurinol twice daily for 7 days. A sequential population pharmacokinetic pharmacodynamics (PKPD) analysis with non-linear mixed effects modelling was performed. Allopurinol maintenance dose to achieve target SU was simulated based on the final PKPD model. RESULTS: A one-compartment model with first-order absorption and elimination best described the oxypurinol concentration-time data. Inhibition of SU by oxypurinol was described with a direct inhibitory Emax model using steady-state oxypurinol concentrations. Fat-free body mass, estimated creatinine clearance and SLC22A12 rs505802 genotype (0.32 per T allele, 95% CI 0.13, 0.55) were found to predict differences in oxypurinol clearance. Oxypurinol concentration required to inhibit 50% of xanthine dehydrogenase activity was affected by PDZK1 rs12129861 genotype (-0.27 per A allele, 95% CI -0.38, -0.13). Most individuals with both PDZK1 rs12129861 AA and SLC22A12 rs505802 CC genotypes achieve target SU (with at least 75% success rate) with allopurinol below the maximum dose, regardless of renal function and body mass. In contrast, individuals with both PDZK1 rs12129861 GG and SLC22A12 rs505802 TT genotypes would require more than the maximum dose, thus requiring selection of alternative medications. CONCLUSIONS: The proposed allopurinol dosing guide uses individuals' fat-free mass, renal function and SLC22A12 rs505802 and PDZK1 rs12129861 genotypes to achieve target SU.


Assuntos
Gota , Hiperuricemia , Transportadores de Ânions Orgânicos , Adulto , Humanos , Oxipurinol , Alopurinol/farmacocinética , Hiperuricemia/tratamento farmacológico , Hiperuricemia/genética , Supressores da Gota/farmacocinética , Farmacogenética , Gota/tratamento farmacológico , Gota/genética , Transportadores de Ânions Orgânicos/uso terapêutico , Proteínas de Transporte de Cátions Orgânicos/genética
8.
Pharmacogenomics ; 24(3): 173-182, 2023 02.
Artigo em Inglês | MEDLINE | ID: mdl-36661065

RESUMO

Statins are among the most commonly prescribed medications worldwide. Rosuvastatin is a moderate- to high-intensity statin depending on the prescribed dose. Statin-associated muscle symptoms are the main side effects, contributing to low adherence to statins. The missense variant rs2231142 in ABCG2 affects the functionality of the ABCG2 transporter, altering the pharmacokinetics and pharmacodynamics of rosuvastatin. This special report aims to accentuate the importance of considering the ABCG2 genotype upon prescribing rosuvastatin in high cardiovascular disease risk subgroups, specifically Native Hawaiian and Pacific Islander populations. Based on the reported frequencies of rs2231142 in ABCG2, it may be justifiable to initiate low-dose rosuvastatin in Samoans relative to Marshallese or Native Hawaiians. Interpopulation differences in pharmacogenetic allele frequencies underscore the need to disaggregate broad population categories to achieve health equity in treatment outcomes.


Rosuvastatin is a medication that is used to decrease levels of bad cholesterol in the blood. One of the side effects of rosuvastatin is muscle aches, which can cause patients to stop taking their medication. ABCG2 is a gene responsible for encoding ABCG2, an important transporter that plays a role in how the body interacts with many medications, including rosuvastatin. Genetic variations in ABCG2 result in a functional or nonfunctional transporter. This special report aims to focus on the importance of considering genetic variations in ABCG2 among different population subgroups, in particular Native Hawaiians, Samoans and Marshallese. The ABCG2 genotype could inform clinicians about the most effective rosuvastatin dose to prescribe. This approach highlights the importance of individualized patient characteristics above and beyond race and ethnicity.


Assuntos
Membro 2 da Subfamília G de Transportadores de Cassetes de Ligação de ATP , Inibidores de Hidroximetilglutaril-CoA Redutases , Rosuvastatina Cálcica , Humanos , Membro 2 da Subfamília G de Transportadores de Cassetes de Ligação de ATP/genética , Inibidores de Hidroximetilglutaril-CoA Redutases/efeitos adversos , Inibidores de Hidroximetilglutaril-CoA Redutases/farmacocinética , Havaiano Nativo ou Outro Ilhéu do Pacífico/genética , Proteínas de Neoplasias/genética , Polimorfismo de Nucleotídeo Único/genética , Rosuvastatina Cálcica/efeitos adversos , Rosuvastatina Cálcica/farmacocinética
9.
Pharmacogenomics ; 24(1): 15-26, 2023 01.
Artigo em Inglês | MEDLINE | ID: mdl-36651271

RESUMO

Statins are widely used medications for the primary and secondary prevention of cardiovascular diseases. Statin-induced musculoskeletal symptoms are the primary adverse drug events contributing to poor adherence to lipid-lowering therapy. Rosuvastatin is characterized by interindividual differences in systemic exposure among different patient population subgroups. The missense variant Q141K within ABCG2, highly prevalent in some Asian subgroups, results in decreased transporter efflux function and increased exposure to rosuvastatin. We aim to highlight the implications of ABCG2 genotype in prescribing rosuvastatin and the ramifications of interpopulation differences in Q141K frequencies in the starting dose of rosuvastatin in major Asian subgroups, using the most recent genetic-based guidelines. The high frequency of Q141K in Filipinos could warrant a lower starting rosuvastatin dose versus non-Filipinos. The Q141K genotype frequencies in Asian subgroups suggest significant interpopulation differences, reinforcing the need to move beyond race-based to genotype-based rosuvastatin dosing.


Rosuvastatin, a commonly prescribed cholesterol-lowering drug, has differences in response between different population subgroups. Rosuvastatin may also cause muscle pains, contributing to low adherence to the medication. Asians have a significantly high frequency of genetic variation (Q141K) within ABCG2, a critical rosuvastatin-efflux pump, leading to less functional transporter and higher drug levels. This special report highlights the role of ABCG2 genotyping in prescribing rosuvastatin. Also, it describes the consequences of between-population differences in the Q141K frequency in deciding the starting dose in individuals of Asian background, using the most recent genetic-based guidelines. Among different Asian subgroups, Filipinos have the highest Q141K polymorphism frequency and are more likely to require a lower starting dose of rosuvastatin than other Asians. Knowledge of the Q141K frequency in different Asian subgroups could drive individualized rosuvastatin dosing and reduce racial disparities in drug safety and efficacy.


Assuntos
Transportadores de Cassetes de Ligação de ATP , Inibidores de Hidroximetilglutaril-CoA Redutases , Humanos , Rosuvastatina Cálcica/uso terapêutico , Transportadores de Cassetes de Ligação de ATP/genética , Polimorfismo de Nucleotídeo Único , Inibidores de Hidroximetilglutaril-CoA Redutases/efeitos adversos , Genótipo , Membro 2 da Subfamília G de Transportadores de Cassetes de Ligação de ATP/genética , Proteínas de Neoplasias/genética
10.
Nutrients ; 14(17)2022 Aug 31.
Artigo em Inglês | MEDLINE | ID: mdl-36079846

RESUMO

Gout is a metabolic disorder, and one of the most common inflammatory arthritic conditions, caused by elevated serum urate (SU). Gout is globally rising, partly due to global dietary changes and the growing older adult population. Gout was known to affect people of high socioeconomic status. Currently, gout disproportionately affects specific population subgroups that share distinct racial and ethnic backgrounds. While genetics may predict SU levels, nongenetic factors, including diet, cultural traditions, and social determinants of health (SDOH), need to be evaluated to optimize patient treatment outcomes. This approach would allow clinicians to assess whether certain cultural norms, or some SDOH, could be contributing to their patient's risk of developing gout or recurrent gout flares. A cultural assessment may inform the development of culturally tailored dietary recommendations for patients with gout. Causal and association studies investigating the interaction between diet, genetics, and gout, should be cautiously interpreted due to the lack of reproducibility in different racial groups. Optimal gout management could benefit from a multidisciplinary approach, involving pharmacists and nurses. While data on the effect of specific dietary recommendations on managing hyperuricemia and gout may be limited, counseling patients with gout on the role of a healthy diet to optimally control their gout flares and other comorbidities should be part of patient education. Future research investigating the role of a gene-diet interaction in the context of hyperuricemia and gout is needed. Optimal care for patients with gout needs to include a holistic assessment for gout and gout-related comorbidities. Additionally, addressing health beliefs and culture-specific lifestyle factors among patients with gout may reduce their risk of gout flare, improve adherence to urate-lowering therapy (ULT), and achieve health equity in gout management.


Assuntos
Gota , Hiperuricemia , Idoso , Dieta , Supressores da Gota/uso terapêutico , Humanos , Assistência ao Paciente , Reprodutibilidade dos Testes , Exacerbação dos Sintomas , Ácido Úrico
11.
Am Heart J Plus ; 152022 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-35647570

RESUMO

Background: Filipino Americans (FAs) are the third-largest Asian American subgroup in the United States (US). Some studies showed that FAs experience more cardiometabolic diseases (CMDs) than other Asian subgroups and non-Hispanic Whites. The increased prevalence of CMD observed in FAs could be due to genetics and social/dietary lifestyles. While FAs are ascribed as an Asian group, they have higher burdens of CMD, and adverse social determinants of health compared to other Asian subgroups. Therefore, studies to elucidate how FAs might develop CMD and respond to medications used to manage CMD are warranted. The ultimate goals of this study are to identify potential mechanisms for reducing CMD burden in FAs and to optimize therapeutic drug selection. Collectively, these investigations could reduce the cardiovascular health disparities among FAs. Rationale and design: This is a cross-sectional epidemiological design to enroll 300 self-identified Filipino age 18 yrs. or older without a history of cancer and/or organ transplant from Virginia, Washington DC, and Maryland. Once consented, a health questionnaire and disease checklist are administered to participants, and anthropometric data and other vital signs are collected. When accessible, we collect blood samples to measure basic blood biochemistry, lipids, kidney, and liver functions. We also extract DNA from the blood or saliva for genetic and pharmacogenetic analyses. CMD prevalence in FAs will be compared to the US population. Finally, we will conduct multivariate analyses to ascertain the role of genetic and non-genetic factors in developing CMD in FAs. Virginia Commonwealth University IRB approved all study materials (Protocol HM20018500). Summary: This is the first community-based study to involve FAs in genomics research. The study is actively recruiting participants. Participant enrollment is ongoing. At the time of this publication, the study has enrolled 97 participants. This ongoing study is expected to inform future research to reduce cardiovascular health disparities among FAs.

12.
Per Med ; 19(4): 327-339, 2022 07.
Artigo em Inglês | MEDLINE | ID: mdl-35748236

RESUMO

Aim: Prevalence of clinically actionable genetic variants of CYP2C19 is lacking in specific population subgroups. This study aims to assess the frequencies of CYP2C19*2, *3, and *17 in Asian, Native Hawaiian and Pacific Islander (NHPI) population subgroups compared with Europeans. Patients & methods: The study included repository DNA samples of 1064 women, 18 years or older, who self-reported as Filipino, Korean, Japanese, Native Hawaiian, Marshallese and Samoan. Results: The overall frequencies of CYP2C19*2 (25-36%) and CYP2C19*3 (2.5-10%) were significantly higher in all our subgroups than in Europeans (15 and 0.02%, respectively). The overall frequency of CYP2C19*17 was significantly lower in all our subgroups (1-6%) than in Europeans (21.7%). Conclusion: This is the first report on the frequencies of CYP2C19*2, *3, and *17 in women of Asian and NHPI descent with distinct population subgroup differences. Differential allele frequencies of CYP2C19 among population subgroups underscore the importance of increasing racial and ethnic diversity in pharmacogenetic research.


CYP2C19 encodes the CYP2C19 drug-metabolizing enzyme, a key protein in the liver involved in breaking down many commonly prescribed drugs. Individuals of Asian ancestry are more likely to have variations in this gene that could make it either less functional or non-functional. Racial categorization of Asian and Native Hawaiian and Pacific Islander (NHPI) groups is broad and overlooks possible genetic differences between the population subgroups. In this study, we used biobank DNA to examine the frequency of three genetic variants in CYP2C19 among 1064 Asian and NHPI women. We compared this group to a large multi-ethnic population including 2.2 million people. Our study provides the first report on CYP2C19 variants frequency among specific Asian and NHPI subgroups. Notably, Native Hawaiians have distinct variant frequencies compared with other Asian and Pacific Islander subgroups. Knowledge of the frequency of CYP2C19 gene variations in under-represented population subgroups is needed to advance personalized medicine and reduce racial health disparities in genetic research.


Assuntos
Povo Asiático , Citocromo P-450 CYP2C19 , Havaiano Nativo ou Outro Ilhéu do Pacífico , Povo Asiático/genética , Citocromo P-450 CYP2C19/genética , Feminino , Humanos , Havaiano Nativo ou Outro Ilhéu do Pacífico/genética , Polimorfismo Genético
13.
Int J Clin Pharm ; 44(5): 1211-1215, 2022 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-35764850

RESUMO

The COVID-19 pandemic disrupted the landscape of primary care practice, creating new gaps in chronic disease management and worsening existing health disparities. Community-based pharmacy practices have played a critical role in responding to the pandemic; however, their role in promoting health equity and addressing existing health disparities has not been fully characterized. The objective of this commentary is to highlight some of the challenges and opportunities to cultivate an equitable plain field for communities to overcome significant health crises. Moreover, this commentary underscores the potential role of integrating community-based pharmacies into the public health infrastructure. It is uncommon to find an individual or an organization that has not been impacted by the pandemic. As painful as it has been to lose so many lives due to COVID-19 infection, it is critical to dedicate the time to reflect on how we arrived at this point. Compounding this global health crisis, the pandemic did not weigh equally on all community members, but rather some population groups carried the brunt of the pandemic more than others. The disproportionate burden of COVID-19 has uncovered significant gaps in our healthcare system and the global public health response. Understanding how we arrived at that point in the pandemic is a crucial first step toward achieving health equity. While many factors have led us onto the pandemic path, using national and global health frameworks to address health disparities and monitor health inequalities are worth discussing to delineate a roadmap to optimal population health. As these pandemic lessons challenge the status quo throughout communities, facing these new realities allows us to envision a roadmap for social justice, health equity, and innovative models to optimize health. Leveraging community-based pharmacy services could promote health equity, close growing health gaps, increase access to health care, and rapidly detect and respond to public health threats.


Assuntos
COVID-19 , Serviços Comunitários de Farmácia , Equidade em Saúde , Farmácias , Farmácia , Humanos , COVID-19/epidemiologia , Pandemias , Promoção da Saúde
14.
Pharmacogenomics ; 23(6): 363-370, 2022 04.
Artigo em Inglês | MEDLINE | ID: mdl-35311348

RESUMO

Global migration trends are accelerating population admixture. Increasing population diversity met with minority health disparities necessitates thoughtful training of health professional students. Health professional accreditation standards emphasize pharmacogenomics and clinical cultural competency (CCC); however, published studies focus on students' knowledge in pharmacogenomics alone. This report reviews considerations for integrating CCC into required pharmacogenomic education in pharmacy and other health disciplines. By coupling both topics during didactic training and active learning exercises repeated throughout the existing curriculum, students can become adept at these individualized patient care skills and retain their knowledge into their careers. Moving beyond race as a proxy for healthcare decision-making, the CCC of clinicians coupled with patients' genetic test results could empower clinicians to address health disparities and facilitate discussions about the role of race in clinical practice. Ultimately, an integrated approach of teaching pharmacogenomics and CCC could dismantle race-norming or race-based clinical practices.


Assuntos
Competência Cultural , Educação em Farmácia , Competência Clínica , Competência Cultural/educação , Currículo , Educação em Farmácia/métodos , Humanos , Farmacogenética/educação
15.
J Racial Ethn Health Disparities ; 9(6): 2560-2567, 2022 12.
Artigo em Inglês | MEDLINE | ID: mdl-34837163

RESUMO

Health disparities are well-documented among different racial and ethnic minority groups in the United States. Filipino Americans (FAs) are the third-largest Asian-American group in the USA and are commonly grouped under the Asian categorization. FAs have a higher prevalence of cardiometabolic disorders than non-Hispanic Whites and other Asian subgroups with rates comparable to African Americans. Although no major epidemiological studies have ascertained the prevalence of cardiometabolic diseases in FAs, limited reports suggest that FAs have a higher prevalence of dyslipidemia, hypertension, diabetes, metabolic syndrome, hyperuricemia, and gout than non-FAs. A recent genetic study has shown that FAs could have the highest prevalence of a genetic polymorphism strongly associated with the development of gout and gout-related comorbidities. While developing cardiometabolic disorders is a heterogeneous and multifaceted process, the overall prevalence of certain cardiometabolic disorders parallel the prevalence of population-level risk factors, including genetics, dietary lifestyles, health beliefs, and social determinants of health. Therefore, assessment of the Filipino cuisine, health behaviors among Filipinos, socio-cultural factors, and acculturation to living in the USA are equally critical. Ascertaining the contribution of the biological causes to disease onset and the different psychosocial factors that could modulate disease risk or disease management are needed. Ultimately, a multilevel research approach is critical to assess the role of biological and non-biological risk factors of cardiometabolic disorders in FAs to inform culturally appropriate health promotion, disease prevention strategies, and a personalized approach to health.


Assuntos
Doenças Cardiovasculares , Equidade em Saúde , Humanos , Asiático/genética , Doenças Cardiovasculares/etnologia , Doenças Cardiovasculares/genética , Etnicidade , Pesquisa em Genética , Grupos Minoritários , Prevalência , Estados Unidos/epidemiologia
17.
Per Med ; 18(3): 311-327, 2021 05.
Artigo em Inglês | MEDLINE | ID: mdl-33787318

RESUMO

Individuals of distinct Asian backgrounds are commonly aggregated as Asian, which could mask the differences in the etiology and prevalence of health conditions in the different Asian subgroups. The Hmong are a growing Asian subgroup in the United States with a higher prevalence of gout and gout-related comorbidities than non-Hmong. Genetic explorations in the Hmong suggest a higher prevalence of genetic polymorphisms associated with an increased risk of hyperuricemia and gout. History of immigration, acculturation, lifestyle factors, including dietary and social behavioral patterns, and the use of traditional medicines in the Hmong community may also increase the risk of developing gout and lead to poor gout management outcomes. Engaging minorities such as the Hmong population in biomedical research is a needed step to reduce the burden of health disparities within their respective communities, increase diversity in genomic studies, and accelerate the adoption of precision medicine to clinical practice.


People of different Asian heritage are commonly grouped as Asian, which could mask the differences in the causes and rates of specific health conditions in the different Asian subgroups. The Hmong are a growing Asian group in the United States with higher gout rates and gout-related conditions than non-Hmong. Genetic research in the Hmong suggests higher rates of genetic changes associated with higher urate levels and increased gout risk. The immigration to the United States and adaptation to the Western lifestyle could also affect the Hmong's risk for developing elevated urate levels and gout. Some lifestyle factors, including dietary and social behavioral patterns, and the use of traditional medicines in the Hmong, may also increase their risk of developing gout and lead to poor gout management. Engaging minorities such as the Hmong population in clinical research is a needed step to reduce the burden of health disparities within their respective communities, increase diversity in genetic studies, and widen the application of precision medicine to clinical practice.


Assuntos
Asiático , Pesquisa Participativa Baseada na Comunidade/organização & administração , Etnicidade , Gota/etnologia , Hiperuricemia/etnologia , Idade de Início , Idoso , Doença Crônica , Feminino , Pesquisa em Genética , Gota/genética , Comportamentos Relacionados com a Saúde , Disparidades nos Níveis de Saúde , Inquéritos Epidemiológicos , Humanos , Hiperuricemia/genética , Estilo de Vida , Masculino , Pessoa de Meia-Idade , Minnesota/epidemiologia
18.
Pharmacogenomics ; 21(9): 627-635, 2020 06.
Artigo em Inglês | MEDLINE | ID: mdl-32425117

RESUMO

Older adults are at high risk for inappropriate prescribing, developing polypharmacy, adverse drug events and poor treatment outcomes due to multimorbidity and geriatric syndromes. Pharmacogenomics could allow healthcare professionals to provide optimal patient care while minimizing the risk of adverse drug events and simplifying complex medication regimens. The implementation of pharmacogenomics in geriatrics medicine requires a broad multilayered bottom-up approach. These include curriculum redesign, rethinking experiential education and patient and provider education. There are barriers associated with adopting pharmacogenomics into clinical practice. These barriers may include economic factors, workflow and informatics support. However, addressing these barriers primarily requires creating a culture of innovative practices in patient care, ongoing interprofessional continuing education and an interdisciplinary approach for patient care.


Assuntos
Prescrições de Medicamentos , Efeitos Colaterais e Reações Adversas Relacionados a Medicamentos/prevenção & controle , Prescrição Inadequada/prevenção & controle , Educação de Pacientes como Assunto/métodos , Farmacogenética/métodos , Polimedicação , Idoso , Idoso de 80 Anos ou mais , Efeitos Colaterais e Reações Adversas Relacionados a Medicamentos/epidemiologia , Humanos , Prescrição Inadequada/tendências , Multimorbidade/tendências , Educação de Pacientes como Assunto/tendências , Farmacogenética/tendências
19.
Pharmacogenet Genomics ; 30(2): 21-25, 2020 02.
Artigo em Inglês | MEDLINE | ID: mdl-31658186

RESUMO

Allopurinol, a common medication to treat gout, is associated with severe cutaneous adverse reactions, and the occurrence is highly predicted by an individual's HLA-B*58:01 carrier status. Guidelines endorse preemptive testing in select Asian populations before initiating allopurinol. The Hmong, an Asian subpopulation originally from China who now live dispersed around the world, have a 2.5-fold higher risk of gout when compared to non-Hmong in Minnesota. Given the concern for severe cutaneous adverse reactions when prescribing allopurinol, we quantified the carrier status of HLA-B*58:01 in Hmong from two independent cohorts in Minnesota. Using a community-based participatory research approach, HLA-B*58:01 carrier status was determined in 49 US-born Hmong without a history of gout or allopurinol use. Further, 47 Hmong patients undergoing clinical evaluation to receive gout pharmacotherapy were also tested. The frequency of HLA-B*58:01 positive carrier status in these two cohorts were compared to published data from a Han Chinese (n = 2910) and a Korean cohort (n = 485) using a Fisher's exact test with a Bonferroni-corrected P-value <0.025 for significance. With one uninterpretable result, we identified two out of 95 people (2.1%) who carried HLA-B*58:01. This 2.1% incidence in these Hmong adults is notably lower than Han Chinese (19.6%, P < 0.0001) and Korean (12.2%, P = 0.0016) populations. Though commonly understood to be of Chinese descent, the lower prevalence within the Hmong underscores the risk of generalizing genotypic findings from Chinese to Asian subpopulations. We suggest no change to the current guidelines recommending which populations should be tested for HLA-B*58:01 before allopurinol use until further validation.


Assuntos
Alopurinol/efeitos adversos , Hipersensibilidade a Drogas/genética , Técnicas de Genotipagem/métodos , Antígenos HLA-B/genética , Adolescente , Adulto , China/etnologia , Hipersensibilidade a Drogas/etnologia , Feminino , Marcadores Genéticos , Humanos , Masculino , Pessoa de Meia-Idade , Minnesota , Prevalência , República da Coreia/etnologia , Adulto Jovem
20.
Hawaii J Med Public Health ; 78(2): 71-76, 2019 02.
Artigo em Inglês | MEDLINE | ID: mdl-30766768

RESUMO

Gout is the most common inflammatory arthritic condition affecting more men than women. Hyperuricemia and the deposition of urate crystals into the joints are the hallmarks of gout. The prevalence of gout and hyperuricemia is rising in the United States and world-wide possibly due to the aging population, comorbidities, and other lifestyle factors. Gout and serum uric acid (SUA) levels are highly heritable, underscoring the role of genetics on disease risk and possibly the racial disparities in gout prevalence. However, high consumption of high fructose corn syrup, alcohol, select dietary lifestyles, and use of diuretics are associated with higher SUA levels and increased risk for developing gout. Adopting healthy diet and lifestyle modifications can lower SUA levels. Nonetheless, diet-based approaches for the management of gout should remain a secondary approach to urate lowering therapy.


Assuntos
Gota/epidemiologia , Hiperuricemia/epidemiologia , Gota/etiologia , Gota/metabolismo , Havaí/epidemiologia , Humanos , Hiperuricemia/etiologia , Hiperuricemia/metabolismo , Estados Unidos
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