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Genetic epidemiology and genetic associations

Section edited by Dan Rujescu and Danish Saleheen

This section considers studies of the statistical associations between genetic factors and disease states in families and populations, and the contribution of genetic factors to disease risk.

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  1. A 32-base pair deletion (∆32) in the open reading frame (ORF) of C-C motif chemokine receptor 5 (CCR5) seems to be a protective variant against immune system diseases, especially human immunodeficiency virus type...

    Authors: Amir Tajbakhsh, Mostafa Fazeli, Mehdi Rezaee, Faezeh Ghasemi, Mastoureh Momen Heravi, Aida Gholoobi and Zahra Meshkat

    Citation: BMC Medical Genetics 2019 20:184

    Content type: Research article

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  2. It is well established that long-term use of aspirin can cause gastric mucosal injury. ACEIs and ARBs are inversely related to gastric ulcer development. This study aimed to evaluate the relationship between SLCO...

    Authors: Lei Duan, Yongyi Bai, Man Li, Huiying Li, Yanping Li and Hongbin Liu

    Citation: BMC Medical Genetics 2019 20:183

    Content type: Research article

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  3. In recent years, several GWAS (genome wide association studies) of sleep-related traits have identified a number of SNPs (single nucleotides polymorphism) but their relationships with symptoms of insomnia are ...

    Authors: Daniela Bragantini, Børge Sivertsen, Philip Gehrman, Stian Lydersen and Ismail Cüneyt Güzey

    Citation: BMC Medical Genetics 2019 20:179

    Content type: Research article

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  4. Pulmonary hypertension (PH) remains one of the rarest and deadliest diseases. Pulmonary Capillary Hemangiomatosis (PCH) is one of the sub-classes of PH. It was identified using histological and molecular tools...

    Authors: Ossama K. Abou Hassan, Wiam Haidar, Mariam Arabi, Hadi Skouri, Fadi Bitar, Georges Nemer and Imad Bou Akl

    Citation: BMC Medical Genetics 2019 20:176

    Content type: Research article

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  5. Whether high sensitivity C-reactive protein (hs-CRP) has a causal effect on coronary heart disease (CHD) is unclear. This study investigated the causal effect of hs-CRP on CHD risk using Mendelian Randomizatio...

    Authors: Qian Zhuang, Chong Shen, Yanchun Chen, Xianghai Zhao, Pengfei Wei, Junxiang Sun, Yanni Ji, Xiaotian Chen and Song Yang

    Citation: BMC Medical Genetics 2019 20:170

    Content type: Research article

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  6. Treatment of steroid-resistant nephrotic syndrome (SRNS) remains a challenge for paediatricians. SRNS accounts for 10~20% of childhood cases of nephrotic syndrome (NS). Individuals with SRNS overwhelmingly pro...

    Authors: Xia Wu, Wenhong Wang, Yan Liu, Wenyu Chen and Linsheng Zhao

    Citation: BMC Medical Genetics 2019 20:165

    Content type: Case report

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  7. (TA) n repeat sequence (rs8175347) of UGT1A1 gene promoter polymorphism is associated with serum bilirubin levels and gallstones among different sickle cell anaemia (SCA) populations. There are no data on UGT1A1 ...

    Authors: Oladele Simeon Olatunya, Dulcineia Martins Albuquerque, Ganiyu Olusola Akanbi, Olufunso Simisola Aduayi, Adekunle Bamidele Taiwo, Opeyemi Ayodeji Faboya, Tolorunju Segun Kayode, Daniela Pinheiro Leonardo, Adekunle Adekile and Fernando Ferreira Costa

    Citation: BMC Medical Genetics 2019 20:160

    Content type: Research article

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  8. Associations between IKZF1 gene variants and Acute Lymphoblastic Leukemia (ALL) was recently reported. We examined whether the common IKZF1 polymorphisms rs4132601 T/G and rs111978267 A/G are associated with ALL ...

    Authors: Sana Mahjoub, Vera Chayeb, Hedia Zitouni, Rabeb M. Ghali, Haifa Regaieg, Wassim Y. Almawi and Touhami Mahjoub

    Citation: BMC Medical Genetics 2019 20:159

    Content type: Research article

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  9. Ischemic stroke (IS) is a serious cardiovascular disease and is associated with several single nucleotide polymorphisms (SNPs). However, the role of Cytochrome P450 family 4 subfamily F member 2 (CYP4F2) gene in ...

    Authors: Yuan Wu, Junjie Zhao, Yonglin Zhao, Tingqin Huang, Xudong Ma, Honggang Pang and Ming Zhang

    Citation: BMC Medical Genetics 2019 20:155

    Content type: Research article

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  10. Unique pathogenic mutations in BRCA1 and 2 genes have been reported in different populations of patients originating from the Middle East region. Limited data are available for the Iraqi population. For many reas...

    Authors: Chantal Farra, Christelle Dagher, Lama Hamadeh, Nagi El Saghir and Deborah Mukherji

    Citation: BMC Medical Genetics 2019 20:154

    Content type: Research article

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  11. Rotator cuff disease is a widespread musculoskeletal pathology and a major cause of shoulder pain. Studies on familial predisposition suggest that genetic plays a role in the pathogenesis of rotator cuff disea...

    Authors: Umile Giuseppe Longo, Vincenzo Candela, Alessandra Berton, Giuseppe Salvatore, Andrea Guarnieri, Joseph DeAngelis, Ara Nazarian and Vincenzo Denaro

    Citation: BMC Medical Genetics 2019 20:149

    Content type: Research article

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  12. Single nucleotide polymorphisms (SNPs) in several CYP genes have been associated with altered breast cancer (BC) risk in different populations. Despite this, there is a dearth of information on the roles of th...

    Authors: Laith N. AL-Eitan, Doaa M. Rababa’h, Mansour A. Alghamdi and Rame H. Khasawneh

    Citation: BMC Medical Genetics 2019 20:148

    Content type: Research article

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  13. Various studies have investigated the relationship between the polymorphism, rs2596542, in the promoter of the major histocompatibility complex class I-related gene A (MICA) gene with susceptibility to hepatitis ...

    Authors: Xiaojun Luo, Yu Wang, Ai Shen, Hejun Deng and Min Ye

    Citation: BMC Medical Genetics 2019 20:142

    Content type: Research article

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  14. This meta-analysis was performed to evaluate the relationship between hypoxia-inducible factor-1α (HIF1α) 1790G/A gene polymorphism and the susceptibility to renal cell carcinoma (RCC) and prostate cancer (PCa).

    Authors: Hong-Yan Li, Tianbiao Zhou, Wenshan Lin, Shujun Lin and Hongzhen Zhong

    Citation: BMC Medical Genetics 2019 20:141

    Content type: Research article

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  15. Severe malarial anemia (SMA) is a leading cause of malaria-related morbidity and mortality in children. The genetic factors that influence development of SMA and inefficient erythropoiesis, a central pathogeni...

    Authors: Lily E. Kisia, Prakasha Kempaiah, Samuel B. Anyona, Elly O. Munde, Angela O. Achieng, John M. Ong’echa, Christophe G. Lambert, Kiprotich Chelimo, Collins Ouma, Douglas J. Perkins and Evans Raballah

    Citation: BMC Medical Genetics 2019 20:140

    Content type: Research article

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  16. Phenylketonuria (PKU) is an autosomal recessive genetic disease, caused by the phenylalanine hydroxylase (PAH) deficiency in the metabolic pathway, which prevents phenylalanine from being converted into tyrosi...

    Authors: Xin Zhang, Huan-Xin Chen, Chuan Li, Gui Zhang, Sheng-Yun Liao, Zhuo-chun Peng, Xiao-Ping Lai and Ling-Li Wang

    Citation: BMC Medical Genetics 2019 20:135

    Content type: Research article

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  17. Several studies have been performed to investigate the associations between interleukin (IL)-8 rs4073 polymorphism and acute pancreatitis (AP), but the results are inconclusive. We conducted this cumulative me...

    Authors: Yening Li, Jing Bai, Bing He, Nan Wang, Haoran Wang and Dongliang Liu

    Citation: BMC Medical Genetics 2019 20:129

    Content type: Research article

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  18. The mitochondrial genotype 5178 cytosine/adenine (5178 C > A) within the NADH dehydrogenase subunit-2 gene (ND2) was proved to associate with longevity and predispose resistance to adult-onset diseases. This s...

    Authors: Xi Chen, Xiang-Yu He, Chao Zhu, Yusong Zhang, Zongbin Li, Yuqi Liu, Yuxiao Zhang, Tong Yin and Yang Li

    Citation: BMC Medical Genetics 2019 20:121

    Content type: Research article

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  19. Preterm birth is a significant clinical problem and an enormous burden on society, affecting one in eight pregnant women and their newborns. Despite decades of research, the molecular mechanism underlying its ...

    Authors: Jessica Schuster, Alper Uzun, Joan Stablia, Christoph Schorl, Mari Mori and James F. Padbury

    Citation: BMC Medical Genetics 2019 20:116

    Content type: Research article

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  20. This meta-analysis was conducted to assess the relationship between the transforming growth factor-beta 1 (TGF-β1) + 869 T/C gene polymorphism, + 915 G/C gene polymorphism, and the susceptibility of acute reje...

    Authors: Hong-Yan Li, Tianbiao Zhou, Shujun Lin and Wenshan Lin

    Citation: BMC Medical Genetics 2019 20:113

    Content type: Research article

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  21. Focal segmental glomerulosclerosis (FSGS) is still one of the common causes of refractory nephrotic syndrome. Nephrin, encoded by podocyte-specific NPHS1 gene, participated in the pathogenesis of FSGS. The sit...

    Authors: Ling Zhuo, Lulin Huang, Zhenglin Yang, Guisen Li and Li Wang

    Citation: BMC Medical Genetics 2019 20:111

    Content type: Research article

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  22. Gallstone disease (GSD) is a common biliary tract disease worldwide. Previous studies have investigated the association of apolipoprotein E (APOE) E4 with GSD and reported inconsistent results.

    Authors: Lizhuo Li, Xin Qiao, Xia Wang, Di Liu, Qingmu Xue, Lu Han, Fei Dai, Guomin Ma, Zhipeng Yang, Tao Zhang, Shuo Yang, Shikang Cai, Mingyue Gao and Jingyun Yang

    Citation: BMC Medical Genetics 2019 20:109

    Content type: Research article

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  23. Type 2 diabetes mellitus is believed to be a polygenic disorder that develops as a result of a complex interaction between multiple genes and environmental factors. KCNJ11 gene encodes a Kir6.2 protein which f...

    Authors: Osama Makhzoom, Younes Kabalan and Faizeh AL-Quobaili

    Citation: BMC Medical Genetics 2019 20:107

    Content type: Research article

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  24. A multidirectional relationship has been demonstrated between myocardial infarction (MI) and depression. However, the causal genetic factors and molecular mechanisms underlying this interaction remain unclear....

    Authors: Zhenguo Dai, Qian Li, Guang Yang, Yini Wang, Yang Liu, Zhilei Zheng, Yingfeng Tu, Shuang Yang and Bo Yu

    Citation: BMC Medical Genetics 2019 20:104

    Content type: Research article

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  25. Multiple factors are implicated in the etiology and pathogenesis of Abdominal Aortic Aneurysms (AAA). Available literature of genetic studies has previously suggested the possible roles of autoimmunity, geneti...

    Authors: Javier E. Anaya-Ayala, Susana Hernandez-Doño, Monica Escamilla-Tilch, Jose Marquez-Garcia, Kemberly Hernandez-Sotelo, Rodrigo Lozano-Corona, Daniela Ruiz-Gomez, Julio Granados and Carlos A. Hinojosa

    Citation: BMC Medical Genetics 2019 20:102

    Content type: Research article

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  26. Cervical cancer has high prevalence and mortality rates in worldwide female population. Persistent infection by high-risk Human Papillomavirus (hr-HPV) is the main cause of this cancer. However, many environme...

    Authors: Nayara Nascimento Toledo Silva, Adriano de Paula Sabino, Alexandre Tafuri and Angélica Alves Lima

    Citation: BMC Medical Genetics 2019 20:100

    Content type: Research article

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  27. Metabolic syndrome (MetS), defined as a cluster of metabolic risk factors including dyslipidemia, insulin-resistance, and elevated blood pressure, has been known as partly heritable. MetS effects the lives of ...

    Authors: Sokanha Kong and Yoon Shin Cho

    Citation: BMC Medical Genetics 2019 20:99

    Content type: Research article

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  28. There are several studies with inconsistent conclusions regarding the association between the rs1801133 and rs1801131 polymorphisms within the MTHFR (methylenetetrahydrofolate reductase) gene and colorectal polyp...

    Authors: Manyi Sun, Jin Zhong, Li Zhang and Songli Shi

    Citation: BMC Medical Genetics 2019 20:94

    Content type: Research article

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  29. Cystic fibrosis has been largely under-diagnosed and thus, limited data is available on the incidence of cystic fibrosis in Sri Lanka. Our aim is to describe the phenotypic and genotypic spectrum of children w...

    Authors: Neluwa Liyanage Ruwan Indika, Dinesha Maduri Vidanapathirana, Hewa Warawitage Dilanthi, Grace Angeline Malarnangai Kularatnam, Nambage Dona Priyani Dhammika Chandrasiri and Eresha Jasinge

    Citation: BMC Medical Genetics 2019 20:89

    Content type: Case report

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  30. The association between the vitamin D receptor (VDR) gene and gestational diabetes mellitus (GDM) has not been investigated in Turkish pregnant women. We aimed to investigate associations between VDR gene BsmI (r...

    Authors: Mahmut Apaydın, Selvihan Beysel, Nilnur Eyerci, Ferda Alparslan Pinarli, Mustafa Ulubay, Muhammed Kizilgul, Ozhan Ozdemir, Mustafa Caliskan and Erman Cakal

    Citation: BMC Medical Genetics 2019 20:82

    Content type: Research article

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  31. Hereditary colon cancer is characterized by the inheritance of an abnormal gene mutation which predisposes to malignancy. Recent advances in genomic medicine have identified mutations in “novel” genes as confe...

    Authors: Mir Ali, Celia Dawn Delozier and Uzair Chaudhary

    Citation: BMC Medical Genetics 2019 20:75

    Content type: Case report

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  32. Genome wide association study (GWAS) has become the major means to screen for the genetic variants associated with risk and prognosis of different diseases. A recent GWAS has discovered three novel intronic si...

    Authors: Jiru Wang, Qiuzi Wang, Bin Wei, Yu Zhou, Zhaoye Qian, Yong Gao and Xiaofei Chen

    Citation: BMC Medical Genetics 2019 20:72

    Content type: Research article

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  33. Although familial clustering of cancers is relatively common, only a small proportion of familial cancer risk can be explained by known cancer predisposition genes.

    Authors: Rachel M. Jones, Phillip E. Melton, Mark Pinese, Alexander J. Rea, Evan Ingley, Mandy L. Ballinger, David J. Wood, David M. Thomas and Eric K. Moses

    Citation: BMC Medical Genetics 2019 20:69

    Content type: Research article

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  34. Several studies have focused on the association between KIF1B rs17401966 polymorphism and susceptibility to hepatitis B virus-related (HBV-related) hepatocellular carcinoma (HCC), but the conclusions have been...

    Authors: Ying-ying Luo, Hong-peng Zhang, Ai-long Huang and Jie-li Hu

    Citation: BMC Medical Genetics 2019 20:59

    Content type: Research article

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  35. The chitinase-like protein YKL-40 plays a major role in inhibiting the inflammasome. Deregulation of inflammasome activation is emerging as a key modulator of pathologic airway inflammation in patients with as...

    Authors: Jun Kanazawa, Haruna Kitazawa, Hironori Masuko, Yohei Yatagai, Tohru Sakamoto, Yoshiko Kaneko, Hiroaki Iijima, Takashi Naito, Takefumi Saito, Emiko Noguchi, Satoshi Konno, Masaharu Nishimura, Tomomitsu Hirota, Mayumi Tamari and Nobuyuki Hizawa

    Citation: BMC Medical Genetics 2019 20:58

    Content type: Research article

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  36. RNF213 rare variant-p.R4810K (rs112735431) was significantly associated with intracranial artery stenosis/occlusion disease (ICASO) in Japan and Korea and to a lesser degree in China. Considering the allelic hete...

    Authors: Xin Liao, Tong Zhang, Bingyang Li, Shimin Hu, Junyu Liu, Jing Deng, Hongzhuan Tan and Junxia Yan

    Citation: BMC Medical Genetics 2019 20:55

    Content type: Research article

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  37. Primary cutaneous malignant melanoma is a cancer of the pigment cells of the skin, some of which are accompanied by BRAF mutation. Melanoma incidence and mortality rates have been rising around the world. As the ...

    Authors: Bin Zhao, Yanqiu You, Zheng Wan, Yunhan Ma, Yani Huo, Hongyi Liu, Yuanyuan Zhou, Wei Quan, Weibin Chen, Xiaohong Zhang, Fujun Li and Yilin Zhao

    Citation: BMC Medical Genetics 2019 20:54

    Content type: Research article

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  38. Cystic fibrosis (CF; OMIM #219700) is a common autosomal recessive disease caused by pathogenic variants (henceforward mutations) in the cystic fibrosis transmembrane conductance regulator gene (CFTR). The spectr...

    Authors: N. V. Petrova, N. Y. Kashirskaya, D. K. Saydaeva, A. V. Polyakov, T.A. Adyan, O. I. Simonova, Y. V. Gorinova, E. I. Kondratyeva, V. D. Sherman, O. G. Novoselova, T. A. Vasilyeva, A. V. Marakhonov, M. Macek Jr, E. K. Ginter and R. A. Zinchenko

    Citation: BMC Medical Genetics 2019 20:44

    Content type: Research article

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  39. Congenital cataract is the most common cause of blindness among children worldwide. The aim of this study was to identify causative mutations in a Chinese family with isolated autosomal dominant posterior subc...

    Authors: Qi Fan, Dan Li, Lei Cai, Xiaodi Qiu, Zhennan Zhao, Jihong Wu, Jin Yang and Yi Lu

    Citation: BMC Medical Genetics 2019 20:42

    Content type: Research article

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  40. Traditional and novel risk factors cannot sufficiently explain the differential susceptibility to cardiovascular disease (CVD). Epigenetics may serve to partially explain this residual disparity, with life cou...

    Authors: Elena M. Vidrascu, Alexander C. Bashore, Timothy D. Howard and Justin B. Moore

    Citation: BMC Medical Genetics 2019 20:39

    Content type: Research article

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  41. Acute chorioamnionitis (aCA), inflammation of the placenta and fetal membranes, is a frequently reported lesion in preterm deliveries. Genetic variants in innate immune system genes such as Interleukin-6 (IL6) ma...

    Authors: Chaini Konwar, Giulia F. Del Gobbo, Jefferson Terry and Wendy P. Robinson

    Citation: BMC Medical Genetics 2019 20:36

    Content type: Research article

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  42. Genome-wide association studies (GWASs) of a large cohort of subjects with chronic obstructive pulmonary disease (COPD) have successfully identified multiple risk genes, including fibroblast growth factor 7 (FGF7

    Authors: Xiaomei Zhang, Yongxin Guo, Jing Yang, Jianlou Niu, Lina Du, Haiyan Li and Xiaokun Li

    Citation: BMC Medical Genetics 2019 20:33

    Content type: Research article

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  43. Polycystic ovary syndrome (PCOS) is a common endocrine disorder in reproductive-age women. Multiple susceptible gene as well as environmental factors and their interaction each other are contributed to the PCO...

    Authors: Xiao-Yuan Shi, Ai-Ping Huang, Duo-Wen Xie and Xiao-Long Yu

    Citation: BMC Medical Genetics 2019 20:32

    Content type: Research article

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