Analysis of free porphyrins in biological samples by high performance liquid chromatography.

abstract：:The diagnosis of double hit lymphoma remains a challenge for the biologist for a good management of the patient. This new category of lymphoma "double hit" (DH) is part of a new entity of the WHO classification 2008: « Unclassifiable B lymphoma with features intermediate between diffuse large cell B lymphoma and Burki...

journal_title：Annales de biologie clinique

authors： Wyrwas M,Michel J,Guibaud I,Lesesve JF,Bénet B

更新日期：2016-12-01 00:00:00

abstract：:In the perspective of a future request of accreditation according to the NF EN 15189 standard of the sector of prenatal diagnosis of the trisomy 21 foetal, we compared the results obtained for AFP, hCG, free hCG, PAPP-A and for the risks, according to 2 types of blood collection tubes: sterile tube and sterile tube wi...

journal_title：Annales de biologie clinique

authors： Laudat A,Girard P,Burc-Struxiano L

更新日期：2015-05-01 00:00:00

abstract：:In this report, the authors have studied the plasma and red blood cell concentrations of both zinc and copper in 90 uremic patients treated by intermittent hemodialysis. They found that plasmatic and erythrocytic levels of zinc together with the copper red blood cell concentrations determined before and after the hemo...

journal_title：Annales de biologie clinique

authors： Agenet C,Brugère CC,Reynier JP

更新日期：1989-01-01 00:00:00

abstract：:The evaluation of the effect of ginger on the modulation of toxic effects induced by chromate is the objective of our study. 50 male rats Albinos Wistar were divided to five groups as follow: group I (T) is served as control, received a mineral water by gavage (per os); group II (G) received an experimental diet with ...

journal_title：Annales de biologie clinique

authors： Krim M,Messaadia A,Maidi I,Aouacheri O,Saka S

更新日期：2013-03-01 00:00:00

abstract：:The authors describe a method of simultaneous estimation of phenobarbitone, mephenytoin and diphenylhydantoin in the blood. After extraction with ether, the methylation of these substances by trimethylanilinium hydroxide permits their rapid separation by gas chromatography. Heptabarbitone is used as internal standard ...

journal_title：Annales de biologie clinique

authors： Maitrot B,Hue G,Canonne MA,Rocher A,Landriau N

更新日期：1976-01-01 00:00:00

abstract：:In vitro fertilization (IVF) and embryo transfer (ET) appear to constitute a revolution in the reproductive sciences rather than merely a new technique in the treatment of sterility. Principle of IVF: IVF accomplishes in vitro the process than normally occurs in the oviduct between the ovulation of oocyte II and embry...

journal_title：Annales de biologie clinique

authors： Hédon B,Marès P,Humeau C,Garcia G,Flandre O,Galand B,Arnal F,Cristol P,Deschamps F

更新日期：1985-01-01 00:00:00

abstract：:A growing number of clinical practice guidelines (CPG) is published. This is understandable because CPG are the corner stone in the evaluation of professional practices (EPP). One cannot deny that EPP is necessary. However, in order for the EPP to reach their objectives, which are to use our resources better and to im...

journal_title：Annales de biologie clinique

authors： Augereau C,Couaillac JP,De Mouy D,Dézier JF,Fonfrède M,Lepargneur JP,Szymanowicz A,Watine J

更新日期：2009-07-01 00:00:00

abstract：:Acquired hemophilia A (AHA) is a rare and potentially severe bleeding disorder caused by circulating autoantibodies directed against factor (F) VIII. Apart from idiopathic cases, AHA is associated with autoimmune diseases, cancers, use of medications, pregnancy and the post-partum period. We report the case of a 78-ye...

journal_title：Annales de biologie clinique

authors： Sourdeau É,Clauser S,Prud'Homme R,Bardet V,Calmette L

更新日期：2019-04-01 00:00:00

abstract：:Direct and indirect ion selective electrodes (ISEs) are two methods commonly used in biochemistry laboratories in order to measure the electrolytes such as sodium. In the clinical practice, it's the sodium concentration in plasma water -measured by direct ISE- which is important to consider as it is responsible of wat...

journal_title：Annales de biologie clinique

authors： Zelmat MS

更新日期：2015-05-01 00:00:00

abstract：:The diagnosis of non ST elevation myocardial infarction (NSTEMI) is very important for the emergency doctor. According to the literature copeptin, a marker of the endogenous stress, combined with troponin could be of interest in this diagnosis. The objective of the study was to investigate the association of high-sens...

journal_title：Annales de biologie clinique

authors： Bourgeois C,Douplat M,Guieu R,Pradel V,Fromonot J,Bonnet JL,Alazia M

更新日期：2013-09-01 00:00:00

abstract：:Insoluble elastin immobilised in Agar plates was used as substrate to quantitate the elastase inhibitory capacity of human sera. This technique was found valuable to evaluate the genetic deficiency of alpha-1-antitrypsin (Z phenotypes) and also the functional loss of the elastase inhibitory capacity in smokers. A sign...

journal_title：Annales de biologie clinique

authors： Bellon G,Hornebeck W,Lagrue G,Martin JP,Robert L

更新日期：1981-01-01 00:00:00

abstract：:Primary cancer of the liver, especially common in inter-tropical Africa and South-East Asia, still remains inaccessible to a really effective therapy, except for a rapid surgical excision. Improvement of its particularly poor prognosis requires therefore early screening based on reliable biological markers. Following ...

journal_title：Annales de biologie clinique

authors： Deugnier Y,David V,Leray G,Blayau M,Le Gall JY

更新日期：1988-01-01 00:00:00

abstract：:Urinary ammonium excretion is the best parameter to quantify net acid excretion by the kidney. As measurement of ammonium excretion is not routinely available, clinicians use formulas to estimate NH(4)+ excretion. However, the measurement of urinary NH(4)+ concentration can be performed by an automatically method, whi...

journal_title：Annales de biologie clinique

authors： Szmidt-Adjidé V,Vanhille P

更新日期：2008-07-01 00:00:00

abstract：:The aim of the present work was to assess the genetic and antigenic variability in the VP1 region of type 3 echviruses (E-3), an enterovirus serotype associated to meningitis, neuro-muscular diseases and type 1 diabetes in human. Forty-six VP1 sequences of E-3, among which 9 were isolated in tunisian infants, were inc...

journal_title：Annales de biologie clinique

authors： Farès W,Rezig D,Yahia AB,Touzi H,Meddeb Z,Triki H

更新日期：2012-03-01 00:00:00

abstract：:Precise identification and determination of MICs of clinical isolates of Acinetobacter identified to other species than the hospital species A. baumannii were carried out. On 260 Acinetobacter strains isolated in an hospital over a 6 months period, 31 strains (12 p. cent) were identified to species other than A. bauma...

journal_title：Annales de biologie clinique

authors： Freney J,Bouvet PJ,Tixier C

更新日期：1989-01-01 00:00:00

abstract：:This document is a proposal of questionnaire for a self-assessment of the post-examination phase: results validation, reporting and transmitting, post-examination samples keeping and documents archival storage. The questions allow to check that the laboratory fulfils the ISO 15189 Standard and COFRAC SH REF 02 documen...

journal_title：Annales de biologie clinique

authors： Lionne JP,Boutten A,Perrin A,Suiro A,Franck P,Szymanowicz A,membres du sous-groupe post-analytique.

更新日期：2012-02-01 00:00:00

abstract：:Guanidinoacetate (GAA) and creatine (Cr) are creatine deficiency syndromes (CDS) biochemical markers. We describe a liquid chromatography - tandem mass spectrometry method (LC/MSMS) performing simultaneous analysis of GAA, Cr and creatinine (Crn). Study of Cr uptake by fibroblasts for Cr transporter defect diagnosis i...

journal_title：Annales de biologie clinique

authors： Van Noolen L,Monneret D,Ducros V,Corne C,Lunardi J,Faure P

更新日期：2013-07-01 00:00:00

abstract：:M.I.S.-Enterobacteriaceae is a new kit for identifying Enterobacteriaceae using a microplate consisting of 21 biochemical characters with automated reading and interpretation. The validity of this method was studied by the identification of 350 strains of enterobacteria belonging to 44 species and comparison with the ...

journal_title：Annales de biologie clinique

authors： Scheftel JM,Barth JG,Vincent M

更新日期：1989-01-01 00:00:00

abstract：:Diagnosis of haematological malignancies is based on multiparametric analysis such as morphology, phenotype and genotype studies. Some entities are only defined by one of these approach. Flow-cytometry (FCM) is useful to determined the normal counterpart of the tumoral process and its differentiation status within the...

journal_title：Annales de biologie clinique

authors： Drénou B,Fardel O,Fauchet R,Amiot L

更新日期：2002-11-01 00:00:00

abstract：:Peripheral gangrene with disseminated intravascular coagulation (DIC) during severe Plasmodium falciparum malaria has already been described but is unfrequent. We report here the case of a 62-year-old man admitted in the intensive care unit of our hospital for severe Plasmodium falciparum malaria with disseminated int...

journal_title：Annales de biologie clinique

authors： Tessier-Marteau A,Cruguel Sl,Grand F,Asfar P,Zandecki M,Macchi L

更新日期：2009-09-01 00:00:00

abstract：:Monoclonal antibodies are being used as drugs in the diagnosis, prevention, and treatment of human diseases. The discipline of antibody engineering has evolved with modern cellular and molecular biology methods to meet the challenge of producing human monoclonal antibodies for in vivo biotherapy. In this overview, app...

journal_title：Annales de biologie clinique

authors： Hamilton RG

更新日期：1989-01-01 00:00:00

abstract：:Recently, homocysteine and new inflamatory biomarkers are demonstrated to be involved in cardiovascular diseases. These risk factors are not well studied in acute coronary syndrome. We investigated the distribution of homocysteine and inflammatory markers in patients with acute coronary syndrome and evaluated the asso...

journal_title：Annales de biologie clinique

authors： El Oudi M,Bouguerra C,Aouni Z,Mazigh C,Bellaaj R,Machghoul S

更新日期：2011-03-01 00:00:00

abstract：:A previous multicentric study set up by the Société française de biologie clinique has emphasized the usefulness of a standardized procedure for the determination by high performance liquid chromatography of alpha-tocopherol in serum or plasma. In our study, we have tested every step of the different published procedu...

journal_title：Annales de biologie clinique

authors： Jezequel-Cuer M,Le Moël G,Mounié J,Peynet J,Le Bizec C,Vernet MH,Artur Y,Laschi-Loquerie A,Troupel S

更新日期：1995-01-01 00:00:00

abstract：:The proliferation of commercial immunoassays for the determination of apolipoproteins AI and B as parameters of risk for coronary heart disease and the discordance between the values obtained with the systems have made more urgent than ever the need for standardization of these assays. The authors report here the resu...

journal_title：Annales de biologie clinique

authors： Beucler I,Caces E,Camare R,Dachet C,Fruchart JC,Gambert P,Girault A,Leglise D,Legrand A,Mainard F

更新日期：1990-01-01 00:00:00

abstract：:The ISO 15189 standard requires the evaluation of measurement uncertainty where relevant and possible. This document presents recommendations for a simple evaluation of the uncertainty from data available in medical laboratory and illustrates the value of such a determination. ...

journal_title：Annales de biologie clinique

authors： Giroud C,Arnaud J,Vassault A,membres du sous-groupe 2 analytique.

更新日期：2010-12-01 00:00:00

abstract：:The aim of this study was to evaluate the pre-analytical factors contributing to uncertainty in thyroglobulin measurement in fluids from fine-needle aspiration (FNA) washout of cervical lymph nodes. We studied pre-analytical stability, in different conditions, of 41 samples prepared with concentrated solutions of thyr...

journal_title：Annales de biologie clinique

authors： Casson FB,Moal V,Gauchez AS,Moineau MP,Sault C,Schlageter MH,Massart C

更新日期：2017-04-01 00:00:00

abstract：:Increased level of C reactive protein in the serum of neonates indicates the presence of infection, whereas the classic signs (hyperthermia, neutrophilia...) may often fail. So the determination of C reactive protein is useful and has to be rapidly performed on a small quantity of blood. The authors evaluate a fluores...

journal_title：Annales de biologie clinique

authors： Benattar C,Francoual J,Magny JF,Lindenbaum A

更新日期：1989-01-01 00:00:00

abstract：:HbA(1c) assay by high pressure liquid chromatography remains submitted to interferences, among which that of labile HbA(1c) in 1 to 2% of samples. We have evaluated the interference of labile HbA(1c) on HbA(1c) assay using Variant II analyzer (Biorad), by in vitro formation of labile glycated haemoglobin and by evalua...

journal_title：Annales de biologie clinique

authors： Szymezak J,Leroy N,Lavalard E,Gillery P

更新日期：2008-07-01 00:00:00

abstract：:To validate the use of the i-STAT portable point-of-care instrument, performance checks have been conducted to verify its accuracy for PCO2/PO2 (tonometry) and precision for pH/PCO2/PO2 (control solutions). Results obtained with the i-STAT (pH/PCO2/PO2/Hct) were also compared to those provided by the Bayer Rapidlab 86...

journal_title：Annales de biologie clinique

authors： Feuillu A,Morel I,Mollard JF

更新日期：2002-03-01 00:00:00

abstract：:Biermer's disease is an autoimmune atrophic gastritis of the fundus predominantly responsible for a malabsorption of vitamin B12. Despite its association with several autoimmune disorders, few observations have reported an association with autoimmune hemolytic anemia (AIHA). We report a case of Biermer's disease assoc...

journal_title：Annales de biologie clinique

authors： Nafil H,Tazi I,Mahmal L

更新日期：2012-07-01 00:00:00