Article

Granzyme Definition Granzyme is a group of serine proteases that are released by the body’s natural killer cells and cytotoxic T-cells. When cells become infected…

Adding Positive and Negative Integers If one of the integers is negative, subtract the absolute value of it from the other number. Example: 14 +…

Zeta Potential Definition Zeta potential, also known as electrokinetic potential, is measured in millivolts (mV). It is the potential difference across phase boundaries between solids…

Pyridazine Definition Pyridazine is a heteroaromatic organic compound with the molecular formula C4H4N2, sometimes called 1,2-diazine. It contains a six-membered ring with two adjacent nitrogen…

Carbonatite Definition Carbonatite is a carbonate rock of apparent magmatic origin, generally associated with kimberlites and alkalic rocks. It has been variously explained as derived…

Electrophoresis Definition Electrophoresis is the migration of electrically charged molecules through a fluid or gel under the influence of an electric field. Electrophoresis is used…

Hessonite Definition Hessonite is an orange-brown variety of grossularite garnet also called essonite, cinnamon stone. Its general formula: Ca3Al2Si3O12. It is also known as cinnamon…

Monoamine Oxidase Definition Monoamine oxidase is an enzyme in the cells of most tissues that catalyzes the oxidative deamination of monoamines such as serotonin. It…

Clinohumite Definition Clinohumite is a monoclinic-prismatic mineral containing fluorine, hydrogen, iron, magnesium, oxygen, and silicon. It is an uncommon member of the humite group, a…

Hydrolysis Definition Hydrolysis is the breaking down of a chemical compound into two or more simpler compounds by reacting with water. The proteins, fats, and…

Addition Equations To solve an equation means to find a value for the variable that makes the equation true. Whatever you do to one side…

Jerrygibbsite Definition Jerrygibbsite is a rare silicate mineral with chemical formula: (Mn,Zn)9(SiO4)4(OH)2. It is member of the leucophoenite family of the humite group. It is…