What is Lane-Eynon Method? Principle of Lane-Eynon Method The Lane-Eynon method is a titrimetric procedure that quantifies reducing sugars in a solution through the utilization of Fehling’s solution as the primary reagent. This method operates on the fundamental chemistry of reduction-oxidation reactions, where Fehling’s solution, composed of copper sulfate and an alkaline solution of sodium … Read more
Milk is widely recognized as a significant source of calcium, an essential mineral that plays a crucial role in the development and maintenance of strong bones and teeth. This mineral is particularly important for infants and young children, whose rapidly growing bodies demand high levels of calcium to ensure proper bone formation and density. Calcium’s … Read more
Magnesium is an essential mineral found in many foods, including milk. It plays a vital role in numerous bodily functions, such as muscle and nerve function, blood sugar control, and bone health. The magnesium content in milk contributes to its nutritional value, making milk a beneficial part of a balanced diet. The amount of magnesium … Read more
Phosphorus is an essential mineral found in many foods, including milk. It plays a critical role in various bodily functions such as the formation of bones and teeth, energy production, and the synthesis of RNA and DNA, which are crucial for the growth and repair of cells. In milk, phosphorus is naturally present and contributes … Read more
What is the Litmus Milk Test? Litmus Milk Medium is a liquid medium suggested for use in qualitative tests for determining the activity of bacteria on milk and maintaining lactic acid bacteria. Acid Reaction Alkaline Reaction Redox Reaction Principle of Litmus Milk Test Purpose of Litmus Milk Test Media Required This test utilises Litmus Milk … Read more
What is Nitrate Reduction Test? Purpose of Nitrate Reduction Test Principle of Nitrate Reduction Test Reactions of Nitrate Reduction Test Use of Zinc powder Use of A Durham tube Requirements Composition of Nitrate broth (medium) Ingredients Gms / Litre Peptic digest of animal tissue 5.000 Meat extract 3.000 Potassium nitrate 1.000 Sodium chloride 30.000 Final … Read more
What is Hydrogen Sulfide (H2S) Test? Hydrogen sulfide (H S)-producing bacteria Principle of Hydrogen Sulfide (H2S) Test Objective of Hydrogen Sulfide (H2S) Test Media for the detection of Hydrogen Sulfide (H₂S) Commonly used media for detecting hydrogen sulphide generation, sulphur sources, and sulphide indicators include the following: Media Sulfur source H₂S indicator Bismuth sulfite Peptones … Read more
What is Triple Sugar Iron Test (TSIA Test)? Purpose of Triple Sugar Iron Agar test (TSIA Test) The Triple Sugar Iron (TSI) Agar test, meticulously designed as a differential medium in tubed format, plays an instrumental role in microbiological diagnostics. Its primary objectives are multifaceted, as delineated below: Principle of TSIA Test The Triple Sugar … Read more
Purpose of Kligler’s Iron Agar Test Principle of Kligler’s Iron Agar Test Composition of Kligler Iron Agar Ingredients Gram/Liter Beef extract 3 gm Yeast extract 3 gm Peptone 15 gm Proteose peptone 5 gm Lactose 10 gm Glucose 1 gm Ferrous sulfate 0.2 gm Sodium chloride 5 gm Sodium thiosulfate 0.3 gm Agar 12 gm … Read more
What is the ornithine decarboxylase test? Objectives of Decarboxylase Test Principle of Ornithine decarboxylase test/Principle of Decarboxylase Test Requirement The combination of these specific media, reagents, and supplies facilitates the accurate execution of the Decarboxylase Test. Each component plays a distinct role, from providing essential nutrients and pH indicators in the medium to ensuring the … Read more
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