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Wyszukujesz frazę "Preeclampsia" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Placental prostate-specific antigen content in preeclampsia
Autorzy:
Can, Murat
Acıkgoz, Serefden
Guven, Berrak
Ozmen Bayar, Ulku
Powiązania:
https://bibliotekanauki.pl/articles/1039712.pdf
Data publikacji:
2012
Wydawca:
Polskie Towarzystwo Biochemiczne
Tematy:
preeclampsia
prostate specific antigen
Opis:
Preeclampsia is a multisystem disorder that can manifest clinically with hypertension and proteinuria. Previous studies reported the presence of placental PSA in normal pregnancy but no study has been done in preeclampsia. The aim of this study was to investigate PSA content in preeclampsia. Preeclampsia was diagnosed according to the American College of Obstetricians and Gynecologists criteria. Placentas were obtained from 33 preeclamptic and 34 normotensive women. Placenta samples were homogenized and the supernatants were immediately analyzed. The tissue PSA content was measured by Immulite 2000 PSA assay. The data were analyzed with Student's t-test and Pearson correlation test. There was a significant difference in placental PSA content between preeclamptic and normotensive women. Placental content of PSA was higher in the preeclamptic group with intrauterine growth restriction (IUGR) than in the preeclamptic and normotensive pregnant without IUGR groups. No significant difference was found in this respect between preeclamptic and normotensive women without IUGR. In conclusion, we found that placental PSA content is elevated in preeclampsia and negatively correlated with infant birth weight. Further studies will be necessary to define the roles of PSA more precisely and to examine its effects on the pathophysiology of preeclampsia.
Źródło:
Acta Biochimica Polonica; 2012, 59, 3; 367-369
0001-527X
Pojawia się w:
Acta Biochimica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Predictive factors for preeclampsia in pregnant women: a unvariate and multivariate logistic regression analysis
Autorzy:
Direkvand-Moghadam, Ashraf
Khosravi, Afra
Sayehmiri, Kourosh
Powiązania:
https://bibliotekanauki.pl/articles/1039684.pdf
Data publikacji:
2012
Wydawca:
Polskie Towarzystwo Biochemiczne
Tematy:
preeclampsia
risk factors
independent predictive factors
Opis:
Introduction: Several risk factors have been used to predict preeclampsia. The role of some risk factors as predictors associated with preeclampsia among Iranian women was analyzed in the present study using logistic regression. Materials and Methods: 610 women attending the obstetric ward of Mustafa hospital in Ilam were enrolled in this study. Demographic variables such as age, Body Mass Index (BMI), medical and obstetrics variables such as education, number of pregnancy, abortion and parity from May to September 2010 were analyzed. We used the unvaried and multiple logistic regression analyses to predict preeclampsia. Results: The history of preeclampsia, hypertension, and infertility showed to be good independent predicator variables for preeclampsia using multivariate logistic regression analysis (OR was 5.46, 2.34 and 3.07 respectively). Area Under the Receiver Operation Character (AUROC) was estimated to be 0.67 (95% CI 0.59-0.67, p<0.01) indicating the efficacy of the model for the prediction. Conclusion: The history of preeclampsia, hypertension and infertility predict preeclampsia with an increased odds ratio. Using such variables in regression analysis can help to diagnose preeclampsia beforehand and hence allow timely intervention.
Źródło:
Acta Biochimica Polonica; 2012, 59, 4; 673-677
0001-527X
Pojawia się w:
Acta Biochimica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Electronegativity and intrinsic disorder of preeclampsia-related proteins
Autorzy:
Polanco, Carlos
Castañón-González, Jorge
Uversky, Vladimir
Buhse, Thomas
Samaniego Mendoza, José
Calva, Juan
Powiązania:
https://bibliotekanauki.pl/articles/1038693.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Biochemiczne
Tematy:
preeclampsia
intrinsically disordered proteins
structural proteomics
bioinformatics
antimicrobial peptides
polarity index method
lipoproteins
angiogenesis proteins
Opis:
Preeclampsia, hemorrhage, and infection are the leading causes of maternal death in underdeveloped countries. Since several proteins associated with preeclampsia are known, we conducted a computational study which evaluated the commonness and potential functionality of intrinsic disorder of these proteins and also made an attempt to characterize their origin. The origin of the preeclampsia-related proteins was assessed with a supervised technique, a Polarity Index Method (PIM), which evaluates the electronegativity of proteins based solely on their sequence. The commonness of intrinsic disorder was evaluated using several disorder predictors from the PONDR family, the charge-hydropathy plot (CH-plot) and cumulative distribution function (CDF) analyses, and using the MobiDB web-based tool, whereas potential functionality of intrinsic disorder was studied with the D2P2 resource and ANCHOR predictor of disorder-based binding sites, and the STRING tool was used to build the interactivity networks of the preeclampsia-related proteins. Peculiarities of the PIM-derived polar profile of the group of preeclampsia-related proteins were then compared with profiles of a group of lipoproteins, antimicrobial peptides, angiogenesis-related proteins, and the intrinsically disordered proteins. Our results showed a high graphical correlation between preeclampsia proteins, lipoproteins, and the angiogenesis proteins. We also showed that many preeclampsia-related proteins contain numerous functional disordered regions. Therefore, these bioinformatics results led us to assume that the preeclampsia proteins are highly associated with the lipoproteins group, and that some preeclampsia-related proteins contain significant amounts of functional disorders.
Źródło:
Acta Biochimica Polonica; 2017, 64, 1; 99-111
0001-527X
Pojawia się w:
Acta Biochimica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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