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Functional and epigenetics

This section considers studies of the expression and regulation of genes by genetic and epigenetic mechanisms, in relation to human health and disease.

  1. Content type: Research article

    We recently identified a role for the muscle-specific ubiquitin ligase MuRF1 in right-sided heart failure secondary to pulmonary hypertension induced by chronic hypoxia (CH). MuRF1−/− mice exposed to CH are re...

    Authors: Robert H. Oakley, Matthew J. Campen, Michael L. Paffett, Xin Chen, Zhongjing Wang, Traci L. Parry, Carolyn Hillhouse, John A. Cidlowski and Monte S. Willis

    Citation: BMC Medical Genetics 2018 19:175

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  2. Content type: Research article

    Blepharophimosis, ptosis, epicanthus inversus syndrome (BPES) is a rare inheritable disease that mainly affects eyelid development associated with (type I) or without (type II) ovarian dysfunction, resulting i...

    Authors: Lu Zhou, Jiaqi Wang and Tailing Wang

    Citation: BMC Medical Genetics 2018 19:121

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  3. Content type: Research article

    Obesity is a well-recognized risk factor for insulin resistance and type 2 diabetes (T2D), although the precise mechanisms underlying the relationship remain unknown. In this study we identified alterations of...

    Authors: Francisco Barajas-Olmos, Federico Centeno-Cruz, Carlos Zerrweck, Iván Imaz-Rosshandler, Angélica Martínez-Hernández, Emilio J. Cordova, Claudia Rangel-Escareño, Faustino Gálvez, Armando Castillo, Hernán Maydón, Francisco Campos, Diana Gabriela Maldonado-Pintado and Lorena Orozco

    Citation: BMC Medical Genetics 2018 19:28

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  4. Content type: Research article

    Hypoxia Inducible Factor 3 Alpha Subunit (HIF3A) DNA has been demonstrated to be associated with obesity in the methylation level, and it also has a Body Mass Index (BMI)-independent a...

    Authors: Shuo Wang, Jieyun Song, Yide Yang, Yining Zhang, Nitesh V. Chawla, Jun Ma and Haijun Wang

    Citation: BMC Medical Genetics 2017 18:80

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  5. Content type: Research article

    Pituitary adenoma (PA) is a benign brain tumor that can cause neurological, endocrinological and ophthalmological aberrations. Till now there is a need to identify factors that can influence the tumor invasive...

    Authors: Indre Valiulyte, Giedrius Steponaitis, Daina Skiriute, Arimantas Tamasauskas and Paulina Vaitkiene

    Citation: BMC Medical Genetics 2017 18:72

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  6. Content type: Research article

    Childhood trauma is associated with increased vulnerability to mental and somatic disorders later in life. Epigenetic modifications such as DNA methylation are one potential mechanism through which such long-l...

    Authors: Zoya Marinova, Andreas Maercker, Andreas Küffer, Mark D. Robinson, Tomasz K. Wojdacz, Susanne Walitza, Edna Grünblatt and Andrea Burri

    Citation: BMC Medical Genetics 2017 18:21

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  7. Content type: Research article

    Genetic studies to date have not provided satisfactory evidence regarding risk polymorphisms for cardiovascular disease (CVD). Conversely, epigenetic mechanisms, including DNA methylation, seem to influence th...

    Authors: Ramon Bossardi Ramos, Vitor Fabris, Sheila Bunecker Lecke, Maria Augusta Maturana and Poli Mara Spritzer

    Citation: BMC Medical Genetics 2016 17:71

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  8. Content type: Research article

    Transient neonatal diabetes mellitus 1 (TNDM1) is a rare imprinting disorder characterized by intrautering growth retardation and diabetes mellitus usually presenting within the first six weeks of life and res...

    Authors: Mads Bak, Susanne E. Boonen, Christina Dahl, Johanne M. D. Hahnemann, Deborah J. D. G. Mackay, Zeynep Tümer, Karen Grønskov, I. Karen Temple, Per Guldberg and Niels Tommerup

    Citation: BMC Medical Genetics 2016 17:29

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  9. Content type: Research article

    Maternal perception of reduced fetal movements (RFM) is associated with increased risk of fetal growth restriction (FGR) and stillbirth, mediated by placental insufficiency. The maternally expressed imprinted ...

    Authors: Anna Bugge Janssen, Simon J. Tunster, Alexander E. P. Heazell and Rosalind M. John

    Citation: BMC Medical Genetics 2016 17:17

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  10. Content type: Research article

    miRNAs control important cellular functions including angiogenesis/angiostasis or fibrosis and reveal altered expression during pathological processes in the lung.

    Authors: Justyna Kiszałkiewicz, Wojciech J. Piotrowski, Dorota Pastuszak-Lewandoska, Paweł Górski, Adam Antczak, Witold Górski, Daria Domańska-Senderowska, Monika Migdalska-Sęk, Karolina H. Czarnecka, Ewa Nawrot and Ewa Brzeziańska-Lasota

    Citation: BMC Medical Genetics 2016 17:2

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  11. Content type: Research article

    Regular aspirin use reduces colon adenoma and carcinoma incidence. UDP-glucuronosyltransferases (UGT) are involved in aspirin metabolism and clearance, and variant alleles in UGT1A6 have been shown to alter salic...

    Authors: Sushma S Thomas, Karen W Makar, Lin Li, Yingye Zheng, Peiying Yang, Lisa Levy, Rebecca Yvonne Rudolph, Paul D Lampe, Min Yan, Sanford D Markowitz, Jeannette Bigler, Johanna W Lampe and John D Potter

    Citation: BMC Medical Genetics 2015 16:18

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  12. Content type: Research article

    Offspring of pregnancy complicated with gestational diabetes (GDM) are at high risk for metabolic diseases. The mechanisms behind the association of intrauterine exposure to GDM and high risk of health problem...

    Authors: Danqing Chen, Aiping Zhang, Min Fang, Rong Fang, Jiamei Ge, Yuan Jiang, Hong Zhang, Cong Han, Xiaoqun Ye, Hefeng Huang, Yun Liu and Minyue Dong

    Citation: BMC Medical Genetics 2014 15:108

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  13. Content type: Research article

    Numerous studies have shown sex differences in the onset and severity of hypertension. Despite these sex-differences the majority of animal studies are carried out in males. This study investigated expression ...

    Authors: Christine L Chiu, Kristy L Jackson, Nerissa L Hearn, Nicole Steiner, Geoffrey A Head and Joanne M Lind

    Citation: BMC Medical Genetics 2014 15:101

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  14. Content type: Research article

    Mutations in the SQSTM1/p62 gene have been reported in Paget’s disease of bone (PDB), but they are not sufficient to induce the pagetic osteoclast (OC) phenotype. We hypothesized that specific RNA isoforms of OC-...

    Authors: Roscoe Klinck, Gino Laberge, Martine Bisson, Stephen McManus, Laëtitia Michou, Jacques P Brown and Sophie Roux

    Citation: BMC Medical Genetics 2014 15:98

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  15. Content type: Research article

    To uncover the genes involved in the development of osteosarcoma (OS), we performed a meta-analysis of OS microarray data to identify differentially expressed genes (DEGs) and biological functions associated w...

    Authors: Zuozhang Yang, Yongbin Chen, Yu Fu, Yihao Yang, Ya Zhang, Yanjin Chen and Dongqi Li

    Citation: BMC Medical Genetics 2014 15:80

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  16. Content type: Technical advance

    Drug metabolism via the cytochrome P450 (CYP450) system has emerged as an important determinant in the occurrence of several drug interactions (adverse drug reactions, reduced pharmacological effect, drug toxi...

    Authors: Giulia Berno, Mauro Zaccarelli, Caterina Gori, Massimo Tempestilli, Andrea Antinori, Carlo Federico Perno, Leopoldo Paolo Pucillo and Roberta D’Arrigo

    Citation: BMC Medical Genetics 2014 15:76

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  17. Content type: Research article

    There is a substantial genetic component for birthweight variation, and although there are known associations between fetal genotype and birthweight, the role of common epigenetic variation in influencing the ...

    Authors: Rinki Murphy, John MD Thompson, Jörg Tost and Edwin A Mitchell

    Citation: BMC Medical Genetics 2014 15:67

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  18. Content type: Research article

    The majority of Osteogenesis Imperfecta (OI) cases are caused by mutations in one of the two genes, COL1A1 and COL1A2 encoding for the two chains that trimerize to form the procollagen 1 molecule. However, altera...

    Authors: Carla M Kaneto, Patrícia SP Lima, Dalila L Zanette, Karen L Prata, João M Pina Neto, Francisco JA de Paula and Wilson A Silva Jr

    Citation: BMC Medical Genetics 2014 15:45

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  19. Content type: Research article

    To identify transcription factors (TFs) and single nucleotide polymorphisms (SNPs) of Lrh1 (also named Nr5a2) and its homologous genes in Lrh1-knockout pancreas of mice.

    Authors: Maochun Tang, Li Cheng, Rongrong Jia, Lei Qiu, Hua Liu, Shu Zhou, Xiuying Ma, Guoyong Hu, Xingpeng Wang and Yan Zhao

    Citation: BMC Medical Genetics 2014 15:43

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  20. Content type: Research article

    Widespread abnormalities in white matter development are frequently reported in cases of autism spectrum disorders (ASD) and could be involved in the disconnectivity suggested in these disorders. Homozygous mu...

    Authors: Isabelle Scheid, Anna Maruani, Guillaume Huguet, Claire S Leblond, Gudrun Nygren, Henrik Anckarsäter, Anita Beggiato, Maria Rastam, Fréderique Amsellem, I Carina Gillberg, Monique Elmaleh, Marion Leboyer, Christopher Gillberg, Catalina Betancur, Mary Coleman, Hiroko Hama…

    Citation: BMC Medical Genetics 2013 14:124

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  21. Content type: Research article

    Germ-line mutations in the DNA mismatch repair genes MLH1, MSH2, and MSH6 predispose to the development of colorectal cancer (Lynch syndrome or hereditary nonpolyposis colorectal cancer). These mutations include ...

    Authors: Sanne M Petersen, Mette Dandanell, Lene J Rasmussen, Anne-Marie Gerdes, Lotte N Krogh, Inge Bernstein, Henrik Okkels, Friedrik Wikman, Finn C Nielsen and Thomas v O Hansen

    Citation: BMC Medical Genetics 2013 14:103

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  22. Content type: Research article

    DNA methylation at specific CpG sites within gene promoter regions is known to regulate transcriptional activity in vitro. In human adipose tissue, basal transcription of the aromatase (CYP19A1) gene is driven pr...

    Authors: Joshua R Lewis, Tegan J McNab, Lawrence J Liew, Jeremy Tan, Phillip Hudson, Jenny Z Wang and Richard L Prince

    Citation: BMC Medical Genetics 2013 14:87

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  23. Content type: Research article

    Insulin secretion is enhanced upon the binding of Glucagon-like peptide-1 (GLP-1) to its receptor (GLP1R) in pancreatic β cells. Although a reduced expression of GLP1R in pancreatic islets from type 2 diabetic pa...

    Authors: Elin Hall, Tasnim Dayeh, Clare L Kirkpatrick, Claes B Wollheim, Marloes Dekker Nitert and Charlotte Ling

    Citation: BMC Medical Genetics 2013 14:76

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  24. Content type: Research article

    There is growing evidence supporting a role for microRNAs (miRNA) as targets in aberrant mechanisms of DNA hypermethylation. Epigenetic silencing of tumor suppressor miRNAs, including miR-663, which has recent...

    Authors: Tao Yan-Fang, Ni Jian, Lu Jun, Wang Na, Xiao Pei-Fang, Zhao Wen-Li, Wu Dong, Pang Li, Wang Jian, Feng Xing and Pan Jian

    Citation: BMC Medical Genetics 2013 14:74

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  25. Content type: Research article

    Cystic fibrosis (CF) is a monogenic disease caused by CFTR gene mutations, with clinical expression similar to complex disease, influenced by genetic and environmental factors. Among the possible modifier genes, ...

    Authors: Fernando Augusto de Lima Marson, Carmen Sílvia Bertuzzo, Rodrigo Secolin, Antônio Fernando Ribeiro and José Dirceu Ribeiro

    Citation: BMC Medical Genetics 2013 14:60

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  26. Content type: Research article

    Vascular endothelial growth factor A (VEGFA) is a major regulator of both physiological and pathological angiogenesis. Associations between polymorphisms in VEGFA and complex disease have been inconsistent. The p...

    Authors: Christine L Chiu, Chloe T Morgan, Samantha J Lupton and Joanne M Lind

    Citation: BMC Medical Genetics 2013 14:43

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  27. Content type: Research article

    Asthma is a common respiratory disease that is characterized by bronchial hyperresponsiveness and airway obstruction due to chronic airway inflammation. Atopic asthma is a typical IgE-mediated disease in which...

    Authors: Yoon-Jeong Kim, Sung-Woo Park, Tae-Hoon Kim, Jong-Sook Park, Hyun Sub Cheong, Hyoung Doo Shin and Choon-Sik Park

    Citation: BMC Medical Genetics 2013 14:39

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  28. Content type: Research article

    Fragile X syndrome (FXS) is a common form of inherited intellectual disability caused by an expansion of CGG repeats located in the 5 untranslated region (UTR) of the FMR1 gene, which leads to hypermethylation a...

    Authors: Reid S Alisch, Tao Wang, Pankaj Chopra, Jeannie Visootsak, Karen N Conneely and Stephen T Warren

    Citation: BMC Medical Genetics 2013 14:18

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  29. Content type: Research article

    The selection pressure imposed by the parasite has a functional consequence on the immune genes, leading to altered immune function in which regulatory T cells (Tregs) induced by parasites during infectious ch...

    Authors: Xiangsheng Huang, Vera Kühne, Jürgen F J Kun, Peter T Soboslay, Bertrand Lell and Velavan TP

    Citation: BMC Medical Genetics 2012 13:117

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  30. Content type: Research article

    Atherosclerosis is a complex process involving both genetic and epigenetic factors. The monoamine oxidase A (MAOA) gene regulates the metabolism of key neurotransmitters and has been associated with cardiovascula...

    Authors: Jinying Zhao, Christopher W Forsberg, Jack Goldberg, Nicholas L Smith and Viola Vaccarino

    Citation: BMC Medical Genetics 2012 13:100

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  31. Content type: Case report

    Loss of methylation (LOM) at imprinting control region (ICR) 1 or LOM at ICR 2 on chromosome 11p15 in leucocyte DNA is commonly used to diagnose the imprinting disorders Silver Russell syndrome (SRS) character...

    Authors: Rinki Murphy, Deborah Mackay and Ed A Mitchell

    Citation: BMC Medical Genetics 2012 13:99

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  32. Content type: Research article

    One of the genes suggested to play an important role in the pathophysiology of bipolar disorder (BPD) is PDLIM5, which encodes LIM domain protein. Our main objective was to examine the effect of olanzapine treatm...

    Authors: Mohd Aizat Zain, Suffee Nusrat Jahan, Gavin P Reynolds, Nor Zuraida Zainal, Sharmilla Kanagasundram and Zahurin Mohamed

    Citation: BMC Medical Genetics 2012 13:91

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  33. Content type: Research article

    There is evidence that one of the key type 2 diabetes (T2D) loci identified by GWAS exerts its influence early on in life through its impact on pediatric BMI. This locus on 10q23 harbors three genes, encoding ...

    Authors: Jianhua Zhao, Sandra Deliard, Ali Rahim Aziz and Struan FA Grant

    Citation: BMC Medical Genetics 2012 13:89

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  34. Content type: Research article

    Although Duchenne and Becker muscular dystrophies, X-linked recessive myopathies, predominantly affect males, a clinically significant proportion of females manifesting symptoms have also been reported. They r...

    Authors: Simona Brioschi, Francesca Gualandi, Chiara Scotton, Annarita Armaroli, Matteo Bovolenta, Maria S Falzarano, Patrizia Sabatelli, Rita Selvatici, Adele D’Amico, Marika Pane, Giulia Ricci, Gabriele Siciliano, Silvana Tedeschi, Antonella Pini, Liliana Vercelli, Domenico De Grandis…

    Citation: BMC Medical Genetics 2012 13:73

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  35. Content type: Research article

    Antisense oligomer induced exon skipping aims to reduce the severity of Duchenne muscular dystrophy by redirecting splicing during pre-RNA processing such that the causative mutation is by-passed and a shorter...

    Authors: Clayton T Fragall, Abbie M Adams, Russell D Johnsen, Ryszard Kole, Sue Fletcher and Steve D Wilton

    Citation: BMC Medical Genetics 2011 12:141

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  36. Content type: Research article

    MEFV mutations and decreased expression level of the gene are related to FMF pathology. DNA methylation at CpG islands is a well-known mechanism for transcriptional silencing. MEFV has a CpG island, spanning a...

    Authors: Asli K Kirectepe, Ozgur Kasapcopur, Nil Arisoy, Gokce Celikyapi Erdem, Gulen Hatemi, Huri Ozdogan and Eda Tahir Turanli

    Citation: BMC Medical Genetics 2011 12:105

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  37. Content type: Research article

    Fundamental to definitively identifying neonates at risk of developing significant hyperbilirubinemia is a better understanding of the genetic factors associated with early bilirubin rise. Previous genetic stu...

    Authors: Neil A Hanchard, Jennifer Skierka, Amy Weaver, Brad S Karon, Dietrich Matern, Walter Cook and Dennis J O'Kane

    Citation: BMC Medical Genetics 2011 12:57

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  38. Content type: Research article

    Tuberous sclerosis complex (TSC) is an autosomal dominant neurogenetic disorder caused by mutations in one of two genes, TSC1 or TSC2, which encode the proteins hamartin and tuberin, respectively [13]. Common fe...

    Authors: Garilyn M Jentarra, Stephen G Rice, Shannon Olfers, David Saffen and Vinodh Narayanan

    Citation: BMC Medical Genetics 2011 12:29

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  39. Content type: Research article

    Recent studies have reported the clinical importance of CYP2C19 and ABCB1 polymorphisms in an individualized approach to clopidogrel treatment. The aims of this study were to evaluate the frequencies of CYP2C19 a...

    Authors: Paulo CJL Santos, Renata AG Soares, Diogo BG Santos, Raimundo M Nascimento, George LLM Coelho, José C Nicolau, José G Mill, José E Krieger and Alexandre C Pereira

    Citation: BMC Medical Genetics 2011 12:13

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