Lec Staining Flashcards
Give the specific stains and what it stains
Perl’s Prussian blue- hemosiderin (hemoglobin)
Periodic Acid Schiff- polysaccharides (carbohydrates)
Give the stains in direct/simple staining
Methylene blue
Eosin
Examples of indirect staining
Mordant
Accentuator
Examples of mordant
Potassium alum with hematoxylin in Ehrlich’s hematoxylin
Iron in weigert’s hematoxylin
Examples of accentuators (2)
KOH in Loeffler’s methylene blue
Phenol in carbon thionine and carbol fuchsin
Stains used in progressive staining
Gill’s haematoxylin
Mayer’s haematoxylin
Stains used in regressive staining
Harris’ haematoxylin
Delafield’s haematoxylin
This staining does not stain nucleus
Vital staining
mixture of PICRIC ACID and ACID FUCHSIN for the demonstration of CT, MUCIN, and ELASTIC TISSUE
Van Gieson’s (Acid Fuschin PIcric Acid)
basic acridine flurochrome which permits discrimination between DEAD AND LIVING cells, giving GREEN fluorescence for DNA
Acridine Orange
for CALCIUM SALTS and PHOSPHATASE ACTIVITY
Acridine Red 3B
CYTOPLASMIC STAIN used for COUNTERSTAINING of EPITHELIAL CELLS
Aniline Blue
stain ACID MUCOPOLYSACCHARIDES, more specific for CT and EPITHELIAL MUCIN
Alcian Blue
a PLASMA STAIN utilized for deep staining of acid fast organisms’ MITOCHONDRIA, and a differentiation of SMOOTH MUSCLES with the use of PICRIC ACID
Basic Fuchsin
(Carbol fuchsin, Coleman’s Feulgen, Schiff’s, Mallory’s fuchsin, Aldehyde fuchsin/Gomori’s)
staining HAEMOGLOBIN
Benzidine
stains DIPTHERIA ; used for contrast stain for Gram’s technique, acid-fast, and Papanicolaou method
Bismarck Brown
used as a CHROMATIN stain for fresh materials in smear preparations
Carmine
combined with ALUMINUM CHLORIDE to stain GLYCOGEN
Best Carmine
a mordanted dye acting as a basic dye and staining ACID SUBSTANCES
Mayer’s Carmalum solution
recommended for staining of FIXED SECTIONS
Celestine Blue
best known as INDICATOR; may be used as a stain for axis cylinders in EMBRYOS; used for staining ELASTIC TISSUES, AMYLOID, and MYELIN (Krajian’s Method)
Congo Red
a NUCLEAR or CHROMATIN stain used for staining AMYLOID in FROZEN SECTIONS and PLATELETS
Crsytal Violet
mixture of CV, Methyl Violet, and Dextrin
Gentian Violet
stain blood to DIFFERENTIATE LEUKOCYTES
Giemsa
used for METALLIC IMPREGNATION, made up of gold chloride and mercuric chloride
Gold Sublimate
the OLDEST and stains AMYLOID, CELLULOSE, STARCH, CAROTENES, and GLYCOGEN
Gram’s Iodine and Lugol’s Iodine
used for staining MITOCHONDRIA
Janus Green B
contrast stain for ASCARIS EGGS and ERYTHROCYTES, and BACTERIAL SPORE stain
Malachite Green
stains CHROMATIN GREEN when an acid is present
Methyl Green
DIPTHERIA diagnosis
Methylene Blue
stains PLASMA CELLS, fresh SPUTUM for malignant cells, evaluation and differentiation of bacterial organisms
Methylene Blue
coloring NUCLEI of LEUKOCYTES REDDISH-PURPLE in presence of METHYLENE BLUE
Methylene Violet
for observing CELL GRANULES and VACUOLES of phagocytic cells
Neutral Red
substitute for carbol fuchsin in acid-fast staining
Night Blue
an excellent stain for ELASTIC FIBERS; demonstrates the finest and most delicate fibers in skin used for DERMATOLOGIC STUDIES
Orcein
commonly used as a fixative and is used to stain FAT
Osmium Tetroxide
utilized for manufacture of PAINTS
used as a MICROANATOMICAL contrast stain for demonstration of the circulatory system by injection (intravital staining)
Prussian Blue
used with osmic acid to fix and stain BLOOD and GLANDULAR TISSUES
Rhodamine B
used in identification of SPIROCHETES, RETICULUM, and OTHER FIBER STAINS
Silver Nitrate
stains NISSL granules or CHROMOPHILIC BODIES and nuclear stain for FIXED TISSUES
Toluidine Blue
used as a substitute for thionine in fresh tissue sections
Toluidine Blue
stains NEUROGLIA in frozen section
Victoria Blue
enumerate basic fuchsin stains
Schiff’s
Carbol fuchsin
Coleman’s Feulgen
Aldehyde fuchsin/Gomori’s
Mallory’s fuchsin
Enumerate cytoplasmic counterstains
RED
Eosin Y
Eosin B
Phloxine B
Rose Bengal
YELLOW
Picric acid
Orange G
GREEN
Light green SF
Lissamine green
Enumerate nuclear counterstain
RED
Neutral red
Safranin
Carmine
BLUE
Methylene blue
Toluidine blue
Celestine blue
Hematoxylin
What is Trypan Blue
Used in vital staining of reticuloendothelial system
This staining demonstrates cytoplasmic phagocytosis
Vital staining
Used to stain living cells immediately after removal from the living body
Supravital staining
Done by injecting the dye into any part of the animal body (IV, subcutaneous, intraperitoneal) producing specific coloration of certain cells, particularly those of the RES
Intravital staining
Used in supravital staining and is probably the best vital dye
Neutral red
Stains used in intravital staining
Lithium
India ink
Carmine
Metallic impregnation have the greatest application in tissue from the ___ and for the demonstration of ___
CNS, reticulin
Stains used in metallic impregnation
Silver nitrate
Osmium tetroxide
This is the most commonly used stain in metallic impregnation
Silver nitrate
This staining entails the use of the specific dyes that stains tissues with a color that is different from that of the stain color itself
Metachromatic staining (metachromasia)
Stains used in metachromasia
Metachromatic dye
Cresyl blue
This stain is a basic dye belonging to Thizine and Triphenylmethane groups which stains for mast cell granules
Metachromatic dye
Stain used for reticulocytes which stains it violetish-blue or deep blue
Cresyl blue
Stains under histochemical staining
Perl Prussian Blue
Periodic Acid Schiff