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22篇 您的检索式:作者名="Barbotin"
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1Bilateral versus unilateral cryptorchidism in nonobstructive azoospermia:testicular sperm extraction outcomes显示文摘Cryptorchidism is one of the most frequent causes of nonobstructive azoospermia(NOA)in adulthood.Although it is well known that spermatogenesis is more impaired in bilateral than in unilateral cryptorchidism,previous studies have only described small cohorts or inhomogeneous population.Consequently,we analyzed a cohort of 225 men with only a history of cryptorchidism as sole etiopathogenetic factor for NOA,and compared testicular sperm extraction(TESE)outcomes between men with bilateral versus unilateral cryptorchidism.Our results show no difference in follicle-stimulating hormone(FSH)levels and testicular volumes between men with a history of bilateral cryptorchidism compared to unilateral cryptorchidism(median:21.3 IU I^-1 vs 19.3 IU I^-1,P=0.306;and 7.2 ml vs 7.9 ml,P=0.543,respectively).In addition,sperm retrieval rates were similar(66.2%vs 60.0%,P=0.353).Using multivariate analysis,we have found that only a low inhibin B level(above the assay's detection limit)was positively associated with successful sperm retrieval(P<0.05).Regarding intracytoplasmic sperm injection outcomes,we found that cumulative pregnancy rate and live birth rate per cycle were not statistically different between the two groups(17.4%vs 27.8%,P=0.070;and 16.1%vs 26.4%,P=0.067,respectively).Unexpectedly,there was no significant difference in hormonal profiles(FSH,luteinizing hormone[LH],testosterone,and inhibin B levels)and TESE outcomes between unilateral versus bilateral cryptorchidism.This suggests that a history of unilateral cryptorchidism could reflect a bilateral testicular impairment.Interestingly,inhibin B level might be a predictor of successful TESE.Anne-Laure Barbotin Anais Dauvergne Agathe Dumont Nassima Ramdane Valerie Mitchell Jean-Marc Rigot Florence Boitrelle Geoffroy Robin 2019Asian Journal of Andrology2019,21,5:4
2Heterogeneous Ziegler-Natta Catalyst Based on Neodymium for the Stereospecific Polymerization of Butadiene显示文摘Barbotin F Spitz R Boisson C 0,,17:1
3Influence of immobilization parameters on growth and lactic acid production by Streptococcus thermophilus and Lactobacillus bulgaricus co-immobilized in calcium alginate gel beads显示文摘I. Garbayo C. Vílchez J. M. Vega J. E. Nava-Saucedo J. N. Barbotin 2004Biotechnology Letters2004,,23:1
4Effect of sole and cornbined pre-treatments on reserve accumulation,survival and germination of encapsulated and dehydrated carrot somatic embryos显示文摘Timbert R Barbotin J N Thomas D 1996Plant Science Limerick1996,120,2:1
5How to build an adapted and bioactive cell microenvironment? A chemical interaction study of the structure of Ca-alginate matrices and their repercussion on confined cells显示文摘Bienaime C Barbotin J-N Nave-Saucedo J E 2003Biomedical Material Research Part A2003,67,2:1
6Fast and robust parametric estimation ofjointly sparse channels显示文摘BARBOTIN Y VETTERLI M 2012IEEE Journal on Emerging and Selected Topics in Circuits and Systems2012,3,2:1
7Increased Stability of pBR322 related plasmids in Escherichia coli W3101 grown in carrageenan gel beads 显示文摘Sayadi S Nasri M Barbotin J N 1988FEMS Microbiology Letter1988,56,:1
8Plasmid in immobilized and free recombinant Escherichia coli JM 105 (pKK223-200):importance of oxygen diffusion,growth rate and plasmid copy number显示文摘De Taxis du Poet P Dhulster P Barbotin J N 1986Appl Env Microbiol1986,53,:1
9The use of the immobilized of whole living cells to increase stability of recombinant plasmids in Escherichia coli显示文摘Masri M Sayadi S Barbotin J N 1987J Biotech1987,6,:1
10Immobilization of recombinant bacteria:a strategy to improve plasmid stability显示文摘Barbotin J N 1994Ann N Y Acad Sci1994,721,:1
11Estimation of sparse MIMO channels with common support显示文摘Barbotin Y Hormati A Rangan S 2012IEEE Transactions on Communications2012,60,12:1
12The serum inhibin B concentration and reference ranges in normozoospermia显示文摘BARBOTIN A L BALLOT C SIGALA J 2015Eur J Endocrinol2015,14,:1
13Intrauterine insemination with donor sperm:only the number of motile spermatozoa inseminated influences both pregnancy and live-birth rates显示文摘Intrauterine insemination with donor sperm(IUI-D)is an assisted reproductive technology(ART)offered to couples with definitive male infertility or risk of genetic disease transmission.Here,we sought to evaluate our practice in IUI-D and identify factors that influenced the success rate.We performed a retrospective,single-center study of all IUI-D procedures performed at Lille University Medical Center(Lille,France)between January 1,2007,and December 31,2017.Single and multivariate analyses with a mixed logistic model were used to identify factors associated with clinical pregnancies and live births.We included 322 couples and 1179 IUI-D procedures.The clinical pregnancy rate was 23.5%,and the live birth rate was 18.9%per IUI-D.In a multivariate analysis,the women’s age was negatively associated with the live birth rate.The number of motile spermatozoa inseminated was the only factor associated with both clinical pregnancies and live births,with a chosen threshold of 0.75 million.The clinical pregnancy and live birth rates were,respectively,17.3%and 13.0%below the number of motile spermatozoa inseminated threshold and 25.9%and 21.0%at or above the threshold(all P=0.005).The number of motile spermatozoa inseminated was the only factor that significantly influenced both pregnancies and live-birth rates after IUI-D.Indeed,below a threshold of 0.75 million motile spermatozoa inseminated,those rates were significantly lower.Application of this number of motile spermatozoa inseminated threshold may help centers to allocate donations more effectively while maintaining reasonable waiting times for patients.Marie Cardey-Lefort Berengere Ducrocq Audrey Uk Helen Behal Anne-Laure Barbotin Geoffroy Robin 2022Asian Journal of Andrology2022,24,3:1
14Effect of sole and combined pre-treatments on reserve accumulation,survival and germination of encapsulated and dehydrated carrot somatic embryos显示文摘Timbert R Barbotin J N Thomas D 1996Plant Science Limerick1996,120,2:1
15A multiresolutionapproach to automated classification of protein subcellular location im-ages显示文摘CHEBIRA A BARBOTIN Y JACKSON C 2007BMC Bioinformatics2007,8,1:1
16B-Raf and C-Raf are required for melanocyte stem cell self-maintenance显示文摘Valluet A Druillennec S Barbotin C 2012Cell Rep2012,2,4:1
17Polymerization of Butadiene with a New Catalyst Based on a Neodymium Amide Precursor 显示文摘Barbotin F Spitz R Boisson C 1999Macromol Chem Phys1999,200,5:1
18Development Industriel du Procede LBE显示文摘Denier G Barbotin J P 1981Revue de Metallrugie-CIT1981,,3:1
19How to build an adapted and bioactive cell microenvironment? A chemical interaction study of the structure of Ca-alginate matrices and their repercussion on confined cells 显示文摘Bienaime C Barbotin JN Nava-Saucedo JE 2003J Biomed Mater Res2003,67,2:1
20Effects of calcium,alginate and calcium-alginate immobilization on growth and tropane alkaloid levels of a stable suspension cell line of Datura innoxia Mill显示文摘GONTIER E SANGWAN B S BARBOTIN J N 1994Plant Cell Rep1994,13,:1
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