نتایج جستجو برای: led regeneration
تعداد نتایج: 270708 فیلتر نتایج به سال:
In severe injuries that led to the destruction of peripheral nerve, repair cannot be spontaneously carried out and medical intervention is required for successful regeneration of damaged nerve. In these cases, the common treatment method is use of nerve autografts, whereas this method has many limitations, nerve regeneration researchers seek to provide alternative methods. So far, one of the im...
While LEDs themselves are extremely reliable and have a long lifetime, are electronic LED drivers capable of providing the required current/voltage input to the LEDs over their whole lifetime? This paper aims to address the above question in general and for the Xitanium family of LED drivers developed by Philips Lighting specifically. It will describe some of the strategies which Philips applie...
The molecular mechanisms regulating skeletal muscle regeneration and differentiation are not well understood. We analyzed the expression of connexins (Cxs) 40, 43 and 45 in normal and regenerating tibialis anterior muscle and in primary cultures of differentiating myoblasts in adult and newborn mice, respectively. Cxs 45 and 43, but not 40, were strongly expressed in normal muscle and their exp...
Light-emitting diodes (LEDs) are currently being used as a light source for in vitro regeneration or the growth of plants controlled environment. However, it is crucial to define target system’s sensitivity quality before LEDs may be employed exclusive light. The objective present work was investigate influence red (R), blue (B), white (W), and combination plus (1:1) red, blue, green (1:1:1) on...
امروزه بخش روشنایی سهم بزرگی از مصرف انرژی الکتریکی را به خود اختصاص داده است. بدون شک استفاده از منابع نوری بهینه تر تأثیر به سزایی در کاهش مصرف انرژی دارد. از جدیدترین این منابع می توان به چراغ های led اشاره کرد. جهت استفاده از این چراغ ها به یک مدار راه انداز نیاز می باشد تا توان مورد نیاز آنها را از برق شهر تأمین کند. تاکنون ساختارهای زیادی به عنوان مدار راه انداز چراغ led با قابلیت اصلاح ...
This paper presents a digital resources ecosystem prototype of integrated tools and to support heritage-led regeneration rural regions, thanks deeper understanding the complexity cultural natural landscapes throughout their historical current development. The is conceived as distributed software platform establishing data open standards for management information, aimed at providing different s...
The freshwater planarian is a model organism used to study tissue regeneration that occupies an important position among multicellular organisms. Planarian genomic databases have led to the identification of genes that are required for regeneration, with implications for their roles in its underlying mechanism. Coenzyme Q (CoQ) is a fundamental lipophilic molecule that is synthesized and expres...
Patterns of neuronal differentiation and axon outgrowth were examined in regenerated neural tissue of the hindbrain of the chicken embryo. Specific regions of the hindbrain neural tube corresponding to identified rhombomeres were selectively removed unilaterally by microsurgery. Of the embryos that survived, about 35% exhibited regulative regeneration, wherein the missing hemi-rhombomere was re...
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