نتایج جستجو برای: pri ring

تعداد نتایج: 126131  

Journal: :Applied and environmental microbiology 2004
S A Weller D E Stead J P W Young

Root mat of cucumbers and tomatoes has previously been shown to be caused by Agrobacterium radiobacter strains harboring a root-inducing Ri plasmid (pRi). Nine other pRi-harboring alpha-Proteobacteria have subsequently been isolated from root mat-infected crops. Fatty acid profiling and partial 16S rRNA sequence analysis identified three of these strains as being in the genus Ochrobactrum, five...

2017
Wanhui Kim Hee-Eun Kim Ae-Ree Lee A Rim Jun Myeong Gyo Jung Ji Hoon Ahn Joon-Hwa Lee

MicroRNAs originate from primary transcripts containing hairpin structures. The levels of mature miR156 influence the leaf number prior to flowering in the life cycle of plants. To understand the molecular mechanism of biogenesis of primary miR156a (pri-miR156a) to mature miR156, a base-pair opening dynamics study was performed using model RNAs mimicking the cleavage site of wild type and B5 bu...

2015
P. Rakesh Kumar

An ESM sensor composed of either a single channel or multi channel superhetrodyne receiver followed by Digital receiver and ELINT processor to identify radar emitters in a particular frequency band of interest. In real life, such systems may encounter with a continuous stream of pulses accompanied by many imperfections, and it should work on real-time basis. In order to handle such circumstance...

Journal: :Genetics and molecular research : GMR 2016
P A Koşar M Koçer D A Çelik N Özçelik

The aim of the present study was to investigate DNA damage in peripheral blood lymphocytes of breast cancer (BC) patients before and after administration of chemotherapy. We analyzed the frequency of sister chromatid exchange (SCE), occurrence of micronuclei (MN), and lymphocyte proliferation rate index (PRI) as cytogenetic markers in 28 female BC patients before and after chemotherapy, and in ...

2005
JOHN Y. N. CHO

Multiple pulse-repetition interval (multi-PRI) transmission is part of an adaptive signal transmission and processing algorithm being developed to combat range–velocity (RV) ambiguity for the Terminal Doppler Weather Radar (TDWR). In Part I of this two-part paper, an adaptive clutter filtering procedure that yields low biases in the moments estimates was presented. In this part, algorithms for ...

Journal: :Cell 2006
Jinju Han Yoontae Lee Kyu-Hyeon Yeom Jin-Wu Nam Inha Heo Je-Keun Rhee Sun Young Sohn Yunje Cho Byoung-Tak Zhang V. Narry Kim

The Drosha-DGCR8 complex initiates microRNA maturation by precise cleavage of the stem loops that are embedded in primary transcripts (pri-miRNAs). Here we propose a model for this process that is based upon evidence from both computational and biochemical analyses. A typical metazoan pri-miRNA consists of a stem of approximately 33 bp, with a terminal loop and flanking segments. The terminal l...

2017
Ashish Dhir Somdutta Dhir Nick J. Proudfoot Catherine L. Jopling

MicroRNA (miRNA) play a major role in the post-transcriptional regulation of gene expression. Mammalian miRNA biogenesis begins with co-transcriptional cleavage of RNA polymerase II (Pol II) transcripts by the Microprocessor complex. While most miRNA are located within introns of protein coding genes, a substantial minority of miRNA originate from long non coding (lnc) RNA where transcript proc...

2001
Don C. Bragg

Potential relative increment (PRI) is a new method to derive optimal diameter growth equations using inventory information from a large public database. Optimal growth equations for 24 species were developed using plot and tree records from several states (Michigan, Minnesota, and Wisconsin) of the north central US. Most species were represented by thousands of individuals measured across an ex...

2016
Yu. Smirnov

Excitation cross-sections of PrI were measured at an electron

2014
Yi Hu Zheng-Hao Huo Chun-Mei Liu Shi-Guo Liu Ning Zhang Kun-Lun Yin Lu Qi Xu Ma Hong-Fei Xia

MicroRNAs (miRNAs) are short non-coding RNAs which modulate gene expression by binding to complementary segments present in the 3'UTR of the mRNAs of protein coding genes. MiRNAs play very important roles in maintaining normal human body physiology conditions, meanwhile, abnormal miRNA expressions have been found related to many human diseases spanning from psychiatric disorders to malignant ca...

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