Results 11 to 20 of about 4,959 (108)
SARS‐CoV‐2 infection as cause of in‐utero fetal death: regional multicenter cohort study
ABSTRACT Objective Placental infection with severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) can lead to placental insufficiency and in‐utero fetal death (IUFD). The objective of this study was to confirm and quantify the extent to which fetoplacental infection with SARS‐CoV‐2 is a cause of fetal death.
M. Nkobetchou +9 more
wiley +1 more source
Abstract Background Allergic skin diseases are common in horses worldwide. The most common causes are insect bites and environmental allergens. Objectives To review the current literature and provide consensus on pathogenesis, diagnosis, treatment and prevention. Materials and Methods The authors reviewed the literature up to November 2022.
R. Marsella +6 more
wiley +1 more source
Mechanisms of diabetic foot ulceration: A review 糖尿病足溃疡发生机制综述
Highlights With the increase in the elderly population, diabetic foot ulcers (DFUs) severely affect human health and societies worldwide. They will pose significant medical, social, and socioeconomic challenges. Reviewing the existing studies on the pathogenesis of DFUs, most of them focus on clinical nursing and treatment.
Haibo Deng +8 more
wiley +1 more source
Image of Chinese pangolin from study areas (top left), sampling location map (top right). Median joining network of Chinese pangolin population (size of circles represents the relative frequency of that haplotype present in the population). B) Demographic history of Chinese pangolin population estimated using Bayesian skyline plot.
Prajnashree Priyambada +11 more
wiley +1 more source
目的 本国际临床指南由欧洲残疾儿童学会(the European Academy of Childhood Disability,EACD)牵头制定,旨在解决发育性协调障碍(developmental coordination disorder,DCD)的定义、诊断、评估、干预以及与社会心理方面的临床应用关键问题。 方法 本指南针对五个领域的关键问题,通过文献综述和专家团队的正式讨论达成共识。为保证指南的循证基础,以“机制”、“评估”和“干预”为检索词, 对2012年更新以来提出的最新建议以及新增的“社会心理问题”和“青少年/成人”为检索词进行检索。根据牛津大学循证医学中心证据等级 (证据水平 [level of evidence, LOE]1–4) 将结果进行分类,最终转化为指南建议。并由国际 ...
Jing Hua +6 more
wiley +1 more source
ABSTRACT Objective To evaluate the performance of non‐invasive prenatal testing (NIPT) in vanishing‐twin and multiple pregnancies. Methods This study was conducted as part of the TRIDENT‐2 study, in which NIPT was offered as a first‐tier screening test to women with a multiple pregnancy or vanishing‐twin pregnancy between 1 June 2020 and 31 March 2023 ...
J. C. A. van Eekhout +86 more
wiley +1 more source
Is parvovirus B19 infection upsurge in 2023–2024 associated with adverse pregnancy outcome?
ABSTRACT Objective A surge in parvovirus B19 infections has been reported in 2023–2024 across Europe and the USA, raising concerns about the associated perinatal risks. The aim of this study was to compare perinatal outcomes following maternal parvovirus B19 infection during the 2023–2024 period with those from a pre‐2023 cohort.
S. Prasad +22 more
wiley +1 more source
Reactive oxygen species act as signaling molecules to control root hair initiation and tip growth
Summary Root hairs (RHs) increase the surface area of roots, facilitating nutrient and water uptake and plant anchorage. RHs form from root epidermal cells and elongate by polar tip growth. Reactive oxygen species (ROS) have recently been implicated as important signals that drive RH formation and elongation using both genetic and imaging approaches ...
Megan E. Gerber +2 more
wiley +1 more source
目的探讨无创胚胎植入前非整倍体筛查(niPGT-A)的诊断有效性。方法收集并再次分析了2018年7月到2019年7月期间,在中山大学附属第六医院生殖医学中心因染色体相互易位,或罗氏易位经首次滋养层细胞(TE)活检(TE1)行植入前,遗传学检测被诊断为非整倍体或嵌合的患者捐献胚胎24枚。解冻捐赠胚胎行滋养层细胞活检(TE2)、内细胞团活检(ICM)并收集囊胚培养液/囊胚腔液(BCM/BF)通过高通量测序技术获得遗传信息。以ICM的结果为胚胎真实染色体结果,比较TE1、TE2及BCM/BF的核型一致性 ...
贾磊 +7 more
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荧光原位杂交( FISH)是近年应用起来的一种新的分子细胞遗传学技术。该方法具有简便、快速、安全、稳定及结 果直观等优点,目前被广泛用于细胞遗传学、产前诊断、核组成、基因定位、基因扩增和缺失的检测, 以及肿瘤生物学等领域。 本文主要综述了 FISH 技术的发展史、方法机理及其在肿瘤基础研究和临床研究中的应用。 主题词 原位杂交,荧光;肿瘤标记,生物学 ...
黄贻学 方 女燕 郭 颖
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