نتایج جستجو برای: msn

تعداد نتایج: 1862  

Biological control agents are useful components in the enhancement of plant disease resistance and improvement of soil properties. Effect of biological control agents (BCAs) as a disease control method in plants is hampered by their vulnerability to environmental and edaphic conditions. This study entailed the use of chitosan-silica nanocomposites for delivery of BCAs. Effect of BCAs-nanocompos...

Journal: :Small 2013
Rolando E Yanes Derrick Tarn Angela A Hwang Daniel P Ferris Sean P Sherman Courtney R Thomas Jie Lu April D Pyle Jeffrey I Zink Fuyuhiko Tamanoi

The exocytosis of phosphonate modified mesoporous silica nanoparticles (P-MSNs) is demonstrated and lysosomal exocytosis is identified as the mechanism responsible for this event. Regulation of P-MSN exocytosis can be achieved by inhibiting or accelerating lysosomal exocytosis. Slowing down P-MSN exocytosis enhances the drug delivery effect of CPT-loaded P-MSNs by improving cell killing.

Journal: :Cancer Nanotechnology 2023

Abstract Background Chlorin e6 trisodium salt (Ce6) is a newly developed hydrophilic photosensitizer designed to mediate anticancer photodynamic therapy (PDT). The response of different cancer types and strategies boost efficiency Ce6-PDT are poorly studied. Objectives This study aimed investigate the Ce6-PDT, identify unresponsive ones, develop nanosystem for enhancement. Methods Sk-Br-3, MCF-...

Journal: :Clinical journal of oncology nursing 2002
Tracy K Gosselin Beatrice Mautner

Tracy K. Gosselin, RN, MSN, AOCN®, is the administrative director in the Department of Radiation Oncology at Duke University Medical Center in Durham, NC. Beatrice Mautner, RN, MSN, OCN®, is a clinical practice coordinator for Valley Radiotherapy Associates Medical Group, Inc., in Chatsworth, CA. (Mention of specific products and opinions related to those products do not indicate or imply endor...

Journal: :IEEE Trans. Computers 1990
Tein-Yaw Chung Dharma P. Agrawal

4*h Abstmet-Two recent topologies-Manhattan Street Network (MSN) and HR4-Net (or 2-D Torus)-proposed for metropolitan areas are primanly mesh connected networks. In this brief contribution, we compare the average distance, the diameter, the terminal reliability, and the cost. Simulation results indicate that they are fairly close in performance, while the MSN is observed to be more cost-effecti...

2004
L. Fredrickson R. Karabed H. Thapar R. Wood

New code design methods and Viterbi detector architectures are presented for high-rate trelliscoded partialresponse (TCPR) systems. The methods, which extend the matched-spectral-null (MSN) coding technique, use novel code constraints and time-varying detector trellis structures to reduce path memory requirements by as much as a factor of two, relative to previously reported codes, while retain...

Journal: :IEEE-RITA 2012
Jorge Fernando Zapata Duque

—This paper presents an educational WebTV System designed to study how video online may contribuye to the application of innovative didactic models to support primary school teachers training programs using a distance'learning approach.

به منظور بررسی ریزازدیادی چهار رقم گلابی، سه آزمایش مجزا انجام شد. در آزمایش اول اثر چهار نوع محیط کشت (MS, MS/2, MSN/2 and MQL) روی صفاتی مثل طول شاخه، تعداد شاخه و رنگ برگ مورد مقایسه قرار گرفت. محیط کشت MS/2 و MSN/2 به ترتیب بیشترین میزان پرآوری شاخه و بلندترین شاخه‌ها را تولید نمودند. محیط کشت MS در مقایسه با MSN/2 برگ‌های توسعه یافته‌تری ایجاد نمود و محیط کشت MQL باعث زردی مفرط برگ‌ها و کا...

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