scholarly journals Interleukin-6 gene -573G>C promoter polymorphism is associated with plasma fibrinogen level and hypertension in Hong Kong Chinese

2005 ◽  
Vol 18 (5) ◽  
pp. A186-A186
Author(s):  
L WONG ◽  
Y MAN ◽  
R LEUNG ◽  
B CHEUNG
2008 ◽  
Vol 24 (3) ◽  
pp. 167-173 ◽  
Author(s):  
Louisa Y. F. Wong ◽  
Kwok Leung Ong ◽  
Bernard M. Y. Cheung ◽  
Raymond Y. H. Leung ◽  
Yu Bun Man ◽  
...  

Fibrinogen, an acute phase protein, is an important inflammatory marker that is associated with cardiovascular diseases. We studied the association of three common human fibrinogen-βgene (FGB) variants, −455G>A, −249C>T, and −148C>T with glycemic parameters in 265 non-diabetic Hong Kong Chinese subjects. BothFGBvariants, −455G>A and −148C>T were in complete linkage disequilibrium and were associated with higher levels of plasma fibrinogen and 2-h glucose after a 75-g oral glucose load (p<0.01). Carriers ofFGBAC-haplotype, comprising the two nucleotide variants at positions −455 and −249, had higher fibrinogen level (2.64 ± 0.65 vs 2.42 ± 0.52 g/L,p= 0.002) and 2-h glucose after a 75-g oral glucose load (5.87 ± 1.14 vs 5.47 ± 1.22 g/L,p= 0.006). The associations were significant in men, but not women. In stepwise multiple regression analysis, AC-haplotype was independently associated with plasma fibrinogen level and 2-h glucose (p= 0.002 and 0.010 respectively). This suggests that fibrinogen may play a role in the development of impaired glucose tolerance.


2010 ◽  
Vol 103 (04) ◽  
pp. 728-735 ◽  
Author(s):  
Kwok Leung Ong ◽  
Annette Tso ◽  
Stacey Cherny ◽  
Pak Chung Sham ◽  
Karen Lam ◽  
...  

SummaryFibrinogen, a major determinant of blood viscosity, is an acute phase protein associated with cardiovascular disease. We studied the association of hypertension with single nucleotide polymorphisms (SNPs) in the gene encoding the fibrinogen β chain (FGB). Three tagging SNPs (rs1025154, rs4220 and rs1044291) were selected from the HapMap database on Han Chinese. Genotypes were determined in 1,294 unrelated subjects from the Hong Kong Cardiovascular Risk Factor Prevalence Study cohort. There were 199 hypertensive subjects at baseline. Among 1,095 subjects normotensive at baseline, 178 developed hyper-tension during a median follow-up period of 6.4 years. Among the three tagging SNPs, rs4220 showed significant association with hypertension at both baseline (odds ratio [OR]=1.49, p=0.004) and at follow-up (OR=1.32, p=0.013). The minor A allele of this SNP was associated with higher plasma fibrinogen level (β=0.144, p<0.001 at baseline and β=0.130, p<0.001 at follow-up). Among subjects normotensive at baseline, this SNP was also associated with the development of hyper-tension in men (OR=1.52, p=0.022), but not in women. The SNP rs4220 in FGB, which leads to the substitution of arginine by lysine at position 448, is independently associated with plasma fibrinogen level and hypertension in Hong Kong Chinese. This suggests a possible causal role of fibrinogen in hypertension development, especially in men.


1976 ◽  
Vol 36 (01) ◽  
pp. 127-132 ◽  
Author(s):  
C. P Warlow ◽  
J. A. N Rennie ◽  
D Ogston ◽  
A. S Douglas

SummaryIn fifteen patients with a cerebro-vascular accident resulting in an acute hemiplegia there was a subsequent rise in the platelet count and plasma fibrinogen level. There were no significant alterations in platelet adhesiveness, plasminogen activator, plasminogen, FR-antigen and haematocrit. Patients diagnosed as developing deep venous thrombosis with the 125I-fibrinogen technique had a significantly lower platelet adhesiveness and plasminogen level than those who were not.


1991 ◽  
Vol 65 (05) ◽  
pp. 487-490 ◽  
Author(s):  
A E Thomas ◽  
F R Green ◽  
C H Kelleher ◽  
H C Wilkes ◽  
P J Brennan ◽  
...  

SummaryWe investigated the association between fibrinogen levels and a HaeIII restriction fragment length polymorphism located at −453 bp from the start of transcription of the β fibrinogen gene. 292 healthy men aged 45 to 69 years, recruited from general practices throughout Britain, were studied. None had a history of ischaemic heart disease. 41.1% (120) were smokers and fibrinogen levels were higher in this group. The frequency of the noncutting allele (designated H2) was 0.19 and was the same in smokers and non-smokers. The H2 allele was associated with elevated levels of fibrinogen in both smokers and non-smokers and the effect of genotype was similar in both groups. After smoking, HaeIII genotype was the strongest predictor of fibrinogen levels and explained 3.1% of the variance in fibrinogen levels. These results confirm earlier studies that variation at the fibrinogen locus contributes to the between-individual differences in plasma fibrinogen level.


1992 ◽  
Vol 68 (03) ◽  
pp. 261-263 ◽  
Author(s):  
A K Banerjee ◽  
J Pearson ◽  
E L Gilliland ◽  
D Goss ◽  
J D Lewis ◽  
...  

SummaryA total of 333 patients with stable intermittent claudication at recruitment were followed up for 6 years to determine risk factors associated with subsequent mortality. Cardiovascular diseases were the underlying cause of death in 78% of the 114 patients who died. The strongest independent predictor of death during the follow-up period was the plasma fibrinogen level, an increase of 1 g/l being associated with a nearly two-fold increase in the probability of death within the next 6 years. Age, low ankle/brachial pressure index and a past history of myocardial infarction also increased the probability of death during the study period. The plasma fibrinogen level is a valuable index of those patients with stable intermittent claudication at high risk of early mortality. The results also provide further evidence for the involvement of fibrinogen in the pathogenesis of arterial disease.


The Breast ◽  
2015 ◽  
Vol 24 (5) ◽  
pp. 667-672 ◽  
Author(s):  
Sabine Krenn-Pilko ◽  
Uwe Langsenlehner ◽  
Tatjana Stojakovic ◽  
Martin Pichler ◽  
Armin Gerger ◽  
...  

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