نتایج جستجو برای: maturation stage

تعداد نتایج: 405866  

2016
María José Fernández-Pérez José Antonio Alarcón James A McNamara Miguel Velasco-Torres Erika Benavides Pablo Galindo-Moreno Andrés Catena

The aim of this study was to determine the relationship between the closure stage of the spheno-occipital synchondrosis and the maturational stage of the cervical vertebrae (CVM) in growing and young adult subjects using cone beam computed tomography (CBCT). CBCT images with an extended field of view obtained from 315 participants (148 females and 167 males; mean age 15.6 ±7.3 years; range 6 to...

2015
Khalid Bashar Donagh A. Healy Sawsan Elsheikh Leonard D. Browne Michael T. Walsh Mary Clarke-Moloney Paul E. Burke Eamon G. Kavanagh Stewart R. Walsh

INTRODUCTION A brachiobasilic arteriovenous fistula (BB-AVF) can provide access for haemodialysis in patients who are not eligible for a more superficial fistula. However, it is unclear whether one- or two-stage BB-AVF is the best option for patients. AIM To systematically assess the difference between both procedures in terms of access maturation, patency and postoperative complications. M...

2013
P. Denev A. YorDAnov

Denev, P. and A. YorDAnov, 2013. Total polyphenol, proanthocyanidin and flavonoid content, carbohydrate composition and antioxidant activity of persimmon (Diospyros kaki L.) fruit in relation to cultivar and maturity stage. Bulg. J. Agric. Sci., 19: 981-988 The current study investigates the total polyphenol, proanthocyanidin and flavonoid content, the carbohydrate composition, and antioxidant ...

Journal: :Endocrinology 2004
Jesse Craig Hai Zhu Paul W Dyce Jim Petrik Julang Li

Recent studies have suggested that leptin has a central role in female reproduction, including ovarian function. The leptin receptor (Ob-R) has six isoforms and can signal through either the MAPK or the Janus-activated kinase/signal transducer and activator of transcription signal-transduction pathway, depending on the isoform. Expression of Ob-R has been reported in human and mouse oocytes; ho...

2018
Florian Posch Karina Silina Sebastian Leibl Axel Mündlein Holger Moch Alexander Siebenhüner Panagiotis Samaras Jakob Riedl Michael Stotz Joanna Szkandera Herbert Stöger Martin Pichler Roger Stupp Maries van den Broek Peter Schraml Armin Gerger Ulf Petrausch Thomas Winder

Tertiary lymphoid structures (TLS) are associated with favorable outcome in non-metastatic colorectal carcinoma (nmCRC), but the dynamics of TLS maturation and its association with effective anti-tumor immune surveillance in nmCRC are unclear. Here, we hypothesized that not only the number of TLS but also their composition harbors information on recurrence risk in nmCRC. In a comprehensive mole...

2011
Ebrahim Nasiri Reza Mahmoudi Mohammad Hadi Bahadori Iraj Amiri

OBJECTIVE Retinoids are recognized as important regulators of cell differention and tissue function. Previous studies, performed both in vivo and in vitro, indicate that retinoids influence several reproductive events. In this study, we investigated the effect of all-trans retinoic acid (t-RA) on maturation and fertilization rate of immature oocytes (germinal vesicle). MATERIALS AND METHODS G...

Journal: :Development 1990
A D Johnson L D Smith

Entry into M phase in the eukaryotic cell cycle is controlled by the oscillating activity of MPF. The active component of MPF is now known to be the p34cdc2 protein kinase originally found in yeast. The p34cdc2 protein kinase displays a characteristic M-phase-specific histone H1 kinase activity when it interacts with cyclins, which are proteins that oscillate through the cell cycle and are thou...

Journal: :The British journal of nutrition 2006
Shan Ji Li Hee Young Paik Hyojee Joung

The purpose of this study was to investigate the association between dietary patterns and sexual maturation among Korean children. A cross-sectional study was conducted in 422 boys and 365 girls aged 9-12 years living in Seoul, Korea. Three-day food records were obtained, and pubertal stages were determined with a questionnaire using Tanner stages. Body fat was measured by bioelectrical impedan...

Journal: :Folia biologica 2005
V Krylov R Kren K Okada I Vacková T Tlapáková J Fulka

The aim of this study was to compare the effect of purified GPBoS and commonly used FCS on porcine oocyte maturation and subsequent embryonic development after their parthenogenetic activation. COCs were obtained from dissected follicles and cultured for 18, 24, 30, 36, 42 and 48 h in M-199 medium either with GPBoS or FCS. After 24 h with GPBoS, 91% of oocytes reached MI stage while in the medi...

Journal: :Infection and immunity 2004
Dodie S Pouniotis Owen Proudfoot Violeta Bogdanoska Vasso Apostolopoulos Theodora Fifis Magdalena Plebanski

Dendritic cells (DC) suffer a maturation defect following interaction with erythrocytes infected with malaria parasites and become unable to induce protective malaria liver-stage immunity. Here we show that, by contrast, maturation-arrested DC in vitro are capable of the successful induction of antigen-specific gamma interferon (IFN-gamma) and interleukin 4 (IL-4) T-cell responses, antibody res...

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