RNA
Ribonucleic acid (RNA) is a polymeric molecule. It is implicated in various biological roles in coding, decoding, regulation, and expression of genes. DNA and RNA are nucleic acids, and, along with pr...
RNA - Wikipedia
Genome Editing with CRISPR-Cas9
This animation depicts the CRISPR-Cas9 method for genome editing – a powerful new technology with many applications in biomedical research, including the potential to treat human genetic disease. Fen...
First Human Treated With CRISPR Gene-Edited Cells In China, Report Says
For the first time, a cancer patient is being treated with cells altered using a gene editing technique called CRISPR-Cas9.
Scientists Find Evidence for Alternate Theory of How Life Arose
A new study led by scientists at The Scripps Research Institute (TSRI) offers a twist on a popular theory for how life on Earth began about...
A Newly Made RNA Strand Bolsters Ideas About How Life On Earth Began
RNA molecule is able to synthesize other RNAs, a feat believed central to the origin of life
Scientists Turn Bacteria Into Living Hard Drives
​Living organisms can store lines of code and pass them down to their progeny.​
CRISPR: Gene Editing Is Just The Beginning
The real power of the biological tool lies in exploring how genomes work. Molecular biologists are riding a wave of new technologies made possible by CRISPR.
CRISPR-like ‘immune’ system discovered in giant virus
Mimivirus defence system might lead to new genome-editing tools
Ethicists Approve “3 Parent” Embryos To Stop Diseases, But Congressional Ban Remains
An elite panel of scientists and bioethicists offered guarded approval Wednesday of a novel form of genetic engineering that could prevent congenital diseases but would result in babies with genetic m...
Genome Editing with CRISPR-Cas9
This animation depicts the CRISPR-Cas9 method for genome editing – a powerful new technology with many applications in biomedical research, including the pot...
Scientists Discover Why X Chromosome Lack Housekeeping Genes
Men have one copy, women have two, but scientists have long puzzled over why the human X chromosome mostly contains genes that are active in a small number of tissues. Now, a team of researchers led b...
Brave New World Of "Gene Doping” Ahead, Scientists Warn At Conference
Worries about “designer babies” might obscure the threat of far more likely abuses from a fast-moving genetic engineering method, researchers warned Tuesday at an international scientific summit. An e...
The Quest To Make CRISPR Even More Precise
To fulfill its revolutionary promise, the gene-editing technique will need to be edited. More than ever, we can view the genomes of humans and other organisms as drafts—not final and canonical texts, ...
Historic Summit On Gene Editing And ‘Designer Babies’ Convenes In Washington
Hundreds of scientists, policymakers and the president's science adviser have gathered Tuesday in Washington for what will be a three-day summit on genetic engineering, with a focus on a new, relative...
Tracing Our 'Tree Of Life' To Its Roots: 3.8 Billion-Year-Old Molecule Reveals Clues About How Life On Earth Began...And It Could Help Us Find Aliens On Other Planets
By studying molecules in living human cells, researchers believe they have been able to trace the evolution of biology back to its roots. Experts from Georgia Institute of Technology have discovered t...
Gene expression
Gene expression is the process by which information from a gene is used in the synthesis of a functional gene product. These products are often proteins, but in non-protein coding genes such as transf...
Gene expression - Wikipedia
RNA polymerase
RNA polymerase (RNAP or RNApol), also known as DNA-dependent RNA polymerase, is an enzyme that produces primary transcript RNA. In cells, RNAP is necessary for constructing RNA chains using DNA genes ...
RNA polymerase - Wikipedia
Transcription (genetics)
Transcription is the first step of gene expression, in which a particular segment of DNA is copied into RNA by the enzyme RNA polymerase.Both RNA and DNA are nucleic acids, which use base pairs of nuc...
Transcription (genetics) - Wikipedia
RNA splicing
In molecular biology and genetics, splicing is a modification of the nascent pre-messenger RNA (pre-mRNA) transcript in which introns are removed and exons are joined. For nuclear encoded genes, splic...
RNA splicing - Wikipedia
Messenger RNA
Messenger RNA (mRNA) is a large family of RNA molecules that convey genetic information from DNA to the ribosome, where they specify the amino acid sequence of the protein products of gene expression....
Transfer RNA
A transfer RNA (abbreviated tRNA and archaically referred to as sRNA, for soluble RNA) is an adaptor molecule composed of RNA, typically 76 to 90 nucleotides in length, that serves as the physical lin...
Transfer RNA - Wikipedia
Transfer-messenger RNA
Transfer-messenger RNA (abbreviated tmRNA, also known as 10Sa RNA and by its genetic name SsrA) is a bacterial RNA molecule with dual tRNA-like and messenger RNA-like properties. The tmRNA forms a rib...
Transfer-messenger RNA - Wikipedia
Ribosomal RNA
In molecular biology, ribosomal ribonucleic acid (rRNA) is the RNA component of the ribosome, and is essential for protein synthesis in all living organisms. It constitutes the predominant material wi...
Ribosomal RNA - Wikipedia
Ribosome
The ribosome is a large and complex molecular machine, found within all living cells, that serves as the site of biological protein synthesis (translation). Ribosomes link amino acids together in the ...
Ribosome - Wikipedia
Translation (genetics)
In molecular biology and genetics, translation is the process in which cellular ribosomes create proteins.In translation, messenger RNA (mRNA)—produced by transcription from DNA—is decoded by a riboso...
Translation (genetics) - Wikipedia
History of RNA biology
Numerous key discoveries in biology have emerged from studies of RNA (ribonucleic acid), including seminal work in the fields of biochemistry, genetics, microbiology, molecular biology, molecular evol...
RNA virus
An RNA virus is a virus that has RNA (ribonucleic acid) as its genetic material. This nucleic acid is usually single-stranded RNA (ssRNA), but may be double-stranded RNA (dsRNA). Notable human disease...
Double-stranded RNA viruses
Double-stranded (ds) RNA viruses are a diverse group of viruses that vary widely in host range (humans, animals, plants, fungi, and bacteria), genome segment number (one to twelve) and virion organiza...
Double-stranded RNA viruses - Wikipedia
Retrovirus
Retroviridae is a family of enveloped viruses that replicate in a host cell through the process of reverse transcription. A retrovirus is a single-stranded positive sense RNA virus with a DNA intermed...