A revolution in sequencing technologies in recent years has led to dramatically increased throughput and reduced cost of bacterial genome sequencing. An increasing number of applications of the new technologies are providing broad insights into bacterial evolution, epidemiology, and pathogenesis. ...
Read More »Next-generation sequencing turns 10!
Ten years ago next-generation sequencing (NGS) technologies appeared on the market. During the past decade, tremendous progress has been made in terms of speed, read length, and throughput, along with a sharp reduction in per-base cost. Together, these advances democratized ...
Read More »Intracellular RNA-Seq
from Genetic Engineering News by Anton Simeonov, Ph.D. This literature review highlights a study led by George Church describing FISSEQ, or fluorescent in situ RNA sequencing. Methods such as fluorescence in situ hybridization (FISH) allow gene expression to be observed ...
Read More »Single-cell RNA-seq: advances and future challenges
Phenotypically identical cells can dramatically vary with respect to behavior during their lifespan and this variation is reflected in their molecular composition such as the transcriptomic landscape. Single-cell transcriptomics using next-generation transcript sequencing (RNA-seq) is now emerging as a powerful ...
Read More »Emerging computational approaches that integrate RNA-seq data for predicting the functions of alternatively spliced isoforms
The vast majority of multi-exon genes in humans undergo alternative splicing, which greatly increases the functional diversity of protein species. Predicting functions at the isoform level is essential to further our understanding of developmental abnormalities and cancers, which frequently exhibit ...
Read More »Detecting and characterizing circular RNAs
Circular RNA transcripts were first identified in the early 1990s but knowledge of these species has remained limited, as their study through traditional methods of RNA analysis has been difficult. Now, novel bioinformatic approaches coupled with biochemical enrichment strategies and ...
Read More »RNA Sequencing Methods
Technological advances in the sequencing field support in-depth characterization of the transcriptome. There are now many genome-wide RNA sequencing methods used to investigate specific aspects of gene expression and its regulation, from transcription to RNA processing and translation: With the ...
Read More »Next-generation sequencing technologies and their impact on microbial genomics
Next-generation sequencing technologies have had a dramatic impact in the field of genomic research through the provision of a low cost, high-throughput alternative to traditional capillary sequencers. These new sequencing methods have surpassed their original scope and now provide a ...
Read More »Methods for Quantifying Gene Expression in Ecoimmunology: From qPCR to RNA-Seq
Historically, the use of cutting-edge molecular techniques to study immunological gene expression and related cellular pathways has been largely limited to model organisms. Few studies have been performed that quantify the molecular immunological responses of non-model species, especially in response ...
Read More »Cost comparison for qRT-PCR and RNA-Seq
Gene expression studies are widely diffused in life science research. So far, the most popular techniques adopted for transcript quantification are Northern blot, reverse transcription polymerase chain reaction (RT-PCR), reverse transcription quantitative real-time polymerase chain reaction (RT-qPCR), microarrays, and RNA ...
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