Regulatory sequence
Videos
A regulatory sequence is a segment of a nucleic acid molecule which is capable of increasing or decreasing the expression of specific genes within an organism. Regulation of gene expression is an esse
Regulation of transcription in mammals. An active enhancer regulatory sequence of DNA is enabled to interact with the promoter DNA regulatory sequence of its target gene by formation of a chromosome loop
Regulatory sequence in a promoter at a transcription start site with a paused RNA polymerase and a TOP2B-induced double-strand break
Fear conditioning
Videos
Pavlovian fear conditioning is a behavioral paradigm in which organisms learn to predict aversive events. It is a form of learning in which an aversive stimulus is associated with a particular neutral
Fear conditioning apparatus for mice equipped with a sound, a foot shock and an activity sensor with photobeams to measure freezing. Environment context can be changed. This apparatus is also used for PTSD studies.
including medial prefrontal cortex (mPFC)