نتایج جستجو برای: معادله ptt

تعداد نتایج: 14179  

2007

This paper presents the Geographic Information System of the PTT Serbia, ZLWK WKH VSHFLDO DFFHQW RQ LWV XVH LQ WKH WHOHFRPPXQLFDWLRQ QHWZRUN PDLQWHQDQFH DQG OLQH IDXOWV ORFDWLQJ DQG UHSDLULQJ The system accomplishes all user needs for management, planning and the maintenance of all telephone networks. It is based on the latest scientific achievements in the area of information technologies. The...

2011
H. SHENG

Blood pressure is a significant vital sign; blood pressure monitoring has a great significance to determine the health status of parents. This paper proposes a continuous, non-invasive blood pressure monitoring system concept, which requires a minimum of calibrations. Using the changes in Pulse Transit Time (PTT) to derive changes in blood pressure is a new method to detect the continuous non-i...

Journal: :Coordination Chemistry Reviews 2022

• The synthesis and modification methods of different types 2D nanomaterials are reviewed. Recent advances in for cancer treatment imaging systematically summarized. nanomaterial-based theranostics comprehensively outlook challenges biomedical applications discussed. Two-dimensional (2D) have drawn much attention by virtue their unique physicochemical properties numerous potential applications....

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2004
David A Goukassian Elizabeth Helms Harry van Steeg Conny van Oostrom Jag Bhawan Barbara A Gilchrest

UV-induced DNA damage gives rise to mutations and skin cancer. We have previously reported that treatment of skin cells in vitro with thymidine dinucleotide (pTT) activates p53 and increases the ability of cells to repair subsequent UV-induced DNA damage by enhancing endogenous DNA repair capacity. Here we show that topical pTT pretreatment enhances the rate of DNA photoproduct removal, decreas...

2017
Meihua Zhang Hoe Suk Kim Tiefeng Jin Jisu Woo Yin Ji Piao Woo Kyung Moon

Current EGFR-targeted therapy for triple negative breast cancer (TNBC) has produced disappointing results. A rational therapeutic strategy to improve EGFR-targeted treatment for TNBC is therefore needed. In this study we evaluated the feasibility of treating TNBC using photoacoustic imaging (PAI)-guided near-infrared photothermal therapy (NIR-PTT) with anti-EGFR-conjugated gold nanorods (anti-E...

2014
Peng Huang Pengfei Rong Jing Lin Wanwan Li Xuefeng Yan Molly Gu Zhang Liming Nie Gang Niu Jie Lu Wei Wang Xiaoyuan Chen

We present a novel gold bellflower (GBF) platform with multiple-branched petals, prepared by a liquid-liquid-gas triphase interface system, for photoacoustic imaging (PAI)-guided photothermal therapy (PTT). Upon near-infrared (NIR) laser irradiation, the GBFs, with strong NIR absorption, showed very strong PA response and an ultrahigh photothermal conversion efficiency (η, ∼74%) among the repor...

2016
Kaikai Wang Yifan Zhang Juan Wang Ahu Yuan Minjie Sun Jinhui Wu Yiqiao Hu

Combination of photothermal and photodynamic therapy (PTT/PDT) offer unique advantages over PDT alone. However, to achieve synergetic PDT/PTT effect, one generally needs two lasers with different wavelengths. Near-infrared dye IR-780 could be used as photosensitizer both for PTT and PDT, but its lipophilicity limits its practical use and in vivo efficiency. Herein, a simple multifunctional IR78...

2008
SOO-YOUNG YE

The relation between stiffness of the blood vessel and ANS(autonomic nervous system) is observed by comparing the distribution of the PSD and the change of the PTT appeared the stiffness of the blood vessel at the pre-anaesthesia, sevoflurane anaesthesia and intubation after states. In this paper, PSD of the HRV well-known of the index of the ANS activity reflected the ANS activity according to...

2016
Qifei Li Abdul K. Parchur Anhong Zhou

Highly dispersible Eu3+-doped CaMoO4@Au-nanorod hybrid nanoparticles (HNPs) exhibit optical properties, such as plasmon resonances in the near-infrared region at 790 nm and luminescence at 615 nm, offering multimodal capabilities: fluorescence imaging, surface-enhanced Raman spectroscopy (SERS) detection and photothermal therapy (PTT). HNPs were conjugated with a Raman reporter (4-mercaptobenzo...

Journal: :Nuclear medicine review. Central & Eastern Europe 2015
Paweł Cichocki Marian Surma Wojciech Woźnicki Małgorzata Bieńkiewicz Anna Płachcińska Jacek Kuśmierek

BACKGROUND The clinical significance of MTT and PTT, determined by deconvolution of renographic curves, is arguable. Their usefulness in diagnosis of obstructive uro- and nephropathy, renovascular hypertension and monitoring of transplanted kidneys is pointed out, but susceptibility of deconvolution methods to errors resulting from "statistical noise" is also stressed. So far there are no repor...

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