In this early work, however, the activating effects of the natural ligand, acetylcholine, were not measured and, also, atropine apparently only partially inhibited the receptor. In the current paper, therefore, we recloned this receptor (named A-type mAChR) and found that the cDNA sequence published in Shapiro et al.
At an early age we learn that the color of the water in our lakes, rivers and ponds is blue, but we expect the water in our drinking glass to be clear. When homeowners discover their home drinking water has a slight blue tint, itâs cause for concern. Blue or blue-green water likely means it contains copper.
What causes copper in your swimming pool? Copper is a metal that can be found in your swimming pool water, improper water. balance is the major cause. Acidic water due from low pH and alkalinity can cause the. heater core to corrode and release copper metals into the water. Another cause is source.