نتایج جستجو برای: vivo study

تعداد نتایج: 4202132  

Journal: :Optics letters 2003
Yonghong He Ruikang K Wang Da Xing

We describe a technique that uses biocompatible chemical agents to enhance both the sensitivity and the resolution of in vivo imaging with low-level light-emitting probes. We demonstrate experimentally, with chemiluminescence (CL) imaging in vitro as an example, that the detected intensity of CL from treated 3-mm-thick skin tissue is approximately fivefold stronger than that from untreated skin...

Journal: :Journal of biomedical optics 2013
Fabrice Devaux Eric Lantz

We show that phase-conjugation by three-wave mixing allows turbidity suppression through biological tissues with thicknesses up to 5 mm, at a near-infrared wavelength included in the therapeutic window. Because of the ultrafast character of the imaging process, a motion of the tissue, which mimics in vivo imaging, can be exploited to significantly improve the signal-to-noise ratio and the resol...

Journal: :Cold Spring Harbor protocols 2015
Timothy H Murphy

To gain insight into the dendritic structural changes that occur within minutes of ischemia, as well as circuit-level plasticity that occurs over days to weeks, it is necessary to devise stroke models for anesthetized transgenic mice that are compatible with in vivo imaging methods. In particular, we are interested in examining events during the first few minutes of ischemia that are associated...

Journal: :Chemical communications 2014
Ji-Ting Hou Ming-Yu Wu Kun Li Jin Yang Kang-Kang Yu Yong-Mei Xie Xiao-Qi Yu

Two mitochondria-targeted real-time probes were presented, which could selectively respond to hypochlorite over other ROS. Meanwhile, the "off-on" probes could be successfully applied in the in vivo imaging of hypochlorite in living mice.

Journal: :Chemical communications 2009
So-Young Chung Seong-Won Nam Jeesun Lim Sungsu Park Juyoung Yoon

Among the various anions, only cyanide induced the revival of fluoresecence of -Cu(2+) resulting in "Off-On" type sensing of cyanide, which can be monitored at pH 7.4 in 100% aqueous system, and has been applied to a microfluidic platform, in which fluorescent sensor -Cu(2+) displayed green fluorescence upon the addition of cyanide, the in vivo imaging of cyanide using Caenorhabditis elegans.

Journal: :Chemical communications 2014
Helen L Evans Quang-Dé Nguyen Laurence S Carroll Maciej Kaliszczak Frazer J Twyman Alan C Spivey Eric O Aboagye

Herein, we describe a fast and robust method for achieving (68)Ga-labelling of the EGFR-selective monoclonal antibody (mAb) Cetuximab using the bioorthogonal Inverse-electron-Demand Diels-Alder (IeDDA) reaction. The in vivo imaging of EGFR is demonstrated, as well as the translation of the method within a two-step pretargeting strategy.

Background: Probiotics are food supplements, which benefits the host by improving its intestinal microbial balance. Probiotics are used as diet supplements to prevent diarrhoea and improve lactose tolerance.Objective: The present study deals with isolation of a potent probiotic strain capable of inducing healing properties in rat model.Method: Probiotic VITSAMJ1 was isolated from go...

Behnaz Etemadi Hassan Marzban Omid Sabzevari, Syyed Nasser Ostad

        Diethylstilbestrol (DES) was widely used in the past, as the morning after contraception, but its application became extremely limited due to several complications including delayed clear cell adenocarcinoma in female infants. However, the use of DES increased during the past decade for hormone replacement therapy. The aim of this study was to investigate possible teratogenicity of this...

Journal: :iranian journal of pharmaceutical sciences 0
omid sabzevari department of toxicology and pharmacology, faculty of pharmacy behnaz etemadi department of toxicology and pharmacology, faculty of pharmacy hassan marzban department of embryology, faculty of medicine, tehran university of medical sciences, tehran, iran syyed nasser ostad department of toxicology and pharmacology, faculty of pharmacy

diethylstilbestrol (des) was widely used in the past, as the morning after contraception, but its application became extremely limited due to several complications including delayed clear cell adenocarcinoma in female infants. however, the use of des increased during the past decade for hormone replacement therapy. the aim of this study was to investigate possible teratogenicity of this synthet...

 مقدمه و هدف: نانوتکنولوژی به دلیل خصوصیات منحصر به فردی مانند تولید ذراتی که سایز آنها نسبت سطح به جرمشان زیاد است به طور بالقوه ای انسانها را در معرض خطرات جدید و رو به رشدی قرار می دهد که افزایش مشکلات بهداشتی به خصوص برای شاغلین در بخشهای تحقیقاتی و آزمایشگاهی نانومواد از آن جمله اند. پدیده نوظهور نانوتکنولوژی مستلزم اتخاذ تدابیرایمنی و بهداشتی وتوسعه دادن تجهیزات و وسایل کاری خاص در م...

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