Particle in a fluorescent substance that causes the substance to glow when exposed to ultraviolet light.

An autonomous transposable element in maize that also controls the movement of another transposon, Dissociator (DS). 32 Animation, 32 Video

Protein in eukaryotic cells that binds to consensus sequences in regulatory promoters or enhancers and affects transcription initiation by stimulating or inhibiting the assembly of the basal transcrip [..]

A chemical additive used to initiate the chemical reaction in a specific chemical mixture.

1. A substance or physical agent that stimulates transcription of a specific gene or operon.

A protein transcription factor

A type of transcription factor that enhances the transcription of a gene.

A type of transcription factor that enhances the transcription of a gene by binding to a region of DNA called an enhancer.

The Activator is now officially called the Java Plug-In, but the old name will be the one most people use for a while. Learning More Oracle’s Technetwork Activator Java Plug-In

(n) (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription

A necessary component used to provide a chemical reaction to cure paint.

Illustrated Glossary of Organic Chemistry Activator (Activating group): In electrophilic aromatic substitution, an aromatic ring substituent that increases nucleophilicity and arenium ion stability (r [..]

A chemical added to a pesticide to increase its activity.

A chemical added to a pesticide to increase its activity.

Serine Proteases that cleaves C3 at the carboxyl of Arg-77 of the alpha-chain to yield Complement 3a and Complement 3b in either the classical or the alternative pathways of Complement Activation.

A Serum protein which is important in the Alternative Complement Activation Pathway. This enzyme cleaves the Complement C3b-bound Complement Factor B to form C3bBb which is Alternative Pathway C3 Conv [..]

A transcriptional regulator in prokaryotes which, when activated by binding Cyclic AMP, acts at several promoters. Cyclic AMP Receptor protein was originally identified as a catabolite Gene activator [..]

Loose-fitting removable Orthodontic Appliances which redirect the Pressures of the facial and Masticatory Muscles onto the Teeth and their supporting structures to produce improvements in Tooth arrang [..]

A Tumor Necrosis Factor Receptor Family member that is specific for RANK Ligand and plays a Role in bone Homeostasis by regulating osteoclastogenesis. It is also expressed on Dendritic Cells where it [..]

A Heat-stable, low-molecular-weight activator protein found mainly in the Brain and Heart. The binding of Calcium Ions to this protein allows this protein to bind to cyclic nucleotide Phosphodiesteras [..]

Activated form of Factor XII. In the initial event in the intrinsic pathway of Blood Coagulation, Kallikrein (with cofactor High Molecular Weight Kininogen) cleaves Factor XII to XIIa. Factor XIIa is [..]

The curing agent of a two compound coating system.

A protein that up-regulates gene expression by binding to transcription control sites.

Particle in a fluorescent substance that causes the substance to glow when exposed to ultraviolet light.

A chemical product that is added to hair bleach to speed up the action of the bleach without unnecessarily damaging the hair. Also referred to as booster, bleach boosters or bleach accelerators.

<biochemistry> A DNA-binding transcription metabolite that positively modulates an allosteric enzyme or regulates one or more genes by increasing the rate of transcription. (12 Mar 1998)

A chemical ingredients that is specifically added to hair bleach to speed up the action of the bleach without unnecessarily damaging the hair. Also referred to as Booster, Bleach Boosters or Bleach Accelerators.

A chemical ingredient that is specifically added to hair bleach to speed up the action of the bleach without unnecessarily damaging the hair. Also referred to as Booster, Bleach Boosters or Bleach Acc [..]

One who, or that which, activates. (chemistry) Something that activates a catalyst (biology) Any chemical or agent which regulates one or more genes by increasing the rate of transcription. (b [..]