There are several preventative measures that will be helpful to get rid of fungus gnats. Since fungus gnats thrive under moist conditions, especially in decaying vegetation and fungi, let potting soil dry out between waterings. Fungus gnats often become a problem in autumn and winter when plants are brought indoors.
A chemical messenger is any compound that serves to transmit a message. A chemical messenger may refer to: 1  Hormone, Long range chemical messenger. 2  Neurotransmitter, communicates to adjacent cells.3  Neuropeptide, a protein sequence which acts as a hormone or neurotransmitter. chemical messenger may refer to: 1  Hormone, Long range chemical messenger. 2  Neurotransmitter, communicates to adjacent cells. 3  Neuropeptide, a protein sequence which acts as a hormone or neurotransmitter.
When ACh binds to the receptor, this special protein changes shape, which then allows it to phosphorylate various second messengers. There are five different types of muscarinic receptors. M1, M3 & M5 are excitatory receptors because their G-protein stimulates phospholipase C, which then activates IP3 and DAG. The two others, M2 and M4, are inhibitory. In reality, G-protein receptors are not as simple as the above diagram.