53 results found

Search Results for: staining

Gram staining

Definition noun A staining method performed to determine whether a bacterial species is gram-positive (i.e. violet stain) or... Read More

Basic dye

Definition noun, plural: basic dyes (biological techniques) A dye that ionize in solution giving a positively-charged ions... Read More

Gram-indeterminate bacteria

Definition noun, singular: gram-indeterminate bacterium Bacteria that do not respond to gram staining and, therefore, are... Read More

Acid dye

Definition noun, plural: acid dyes (biological techniques) A dye containing acidic group(s) and is used in staining... Read More

Gram-negative

Definition adjective Of, or relating to the group of bacteria that take the color of the counterstain (i.e. pink) under the... Read More

Gram-positive cocci

Definition noun, singular: gram-positive coccus A group of spherical bacteria that retains the violet stain following gram... Read More

Gram-positive

Definition adjective Of, or relating to that group of bacteria that retain the violet stain following Gram's... Read More

Gram-positive bacteria

Definition noun, singular: gram-positive bacterium A group of bacterial cells that retains the violet colour following ... Read More

Differential stain

Definition noun The dye or stain that is used to differentiate one component or cellular structure from another, or to... Read More

Granulocyte

Definition noun, plural: granulocytes A leukocyte characterized by the presence of numerous staining granules in the... Read More

Hyaline cartilage

Hyaline Cartilage Definition Firstly, let us ask, what is cartilage? Cartilage is a tough and flexible material. It can be... Read More

Eubacteria

Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More

Gram-positive endospore-forming rods

Definition noun A group of rod-shaped bacteria that are positive to Gram's method and form... Read More

Counterstain

Definition noun The dye or stain that is used to differentiate one component or cellular structure from another, or to... Read More

Neutral dye

Definition noun, plural: neutral dyes (biological techniques) A compound of an acid dye and a basic dye used in staining... Read More

Basophil

Definition noun, plural: basophils A type of polymorphonuclear leukocyte characterized by having a nucleus with two or three... Read More

Gram-positive bacilli

Definition noun, singular: gram-positive bacillus A group of rod-shaped bacterial cells that appears violet through Gram's... Read More

Nucleolar organizer region banding

Definition noun (cytogenetics) A chromosome banding method that employs silver staining to preferentially stain the... Read More

Giemsa stain

Definition noun A Romanovsky type of stain named after German chemist and bacteriologist Gustav Giemsa, and is often used in... Read More

Banding pattern

Definition noun, plural: banding patterns (genetics) The characteristic pattern of light and dark transverse bands on a... Read More

Neutrophil

Definition noun, plural: neutrophils A type of polymorphonuclear leukocyte characterized by having multilobed nucleus,... Read More

Constitutive heterochromatin banding

Definition noun (cytogenetics) A selective banding technique wherein a banding pattern is produced in the constitutive... Read More

Pancreatic juice

Definition noun The transparent fluid secreted by the pancreas composed mainly of water, electrolytes, and... Read More

Eosinophil

Definition noun, plural: eosinophils A type of polymorphonuclear leukocyte characterized by having a kidney-shaped nucleus,... Read More

Giemsa banding

Definition noun (cytogenetics) A chromosome staining technique that employs Giemsa stain in order to produce a... Read More

Serratia marcescens

Definition Noun A gram-negative motile and non-endospore forming rod bacterium associated with hospital acquired infections... Read More

Mitochondrial DNA

Mitochondrial DNA Definition noun plural: mitochondrial DNAs The genetic material in the mitochondrion that carries code... Read More

Neuroanatomist

Definition noun, plural: neuroanatomists An expert or a researcher in the field of neuroanatomy Supplement Neuroanatomists... Read More

Stratum spinosum

Definition noun The thin layer of the epidermis between stratum basale and stratum granulosum, and comprised of... Read More

Z disc

Definition noun, plural: Z discs The region or line formed in the sarcomere into which the thin filaments are... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Metachromasia

Definition noun (1) A property of a dye in which the resulting color of the stain is different from the color of the dye... Read More

Granulopoiesis

Definition noun The hematopoiesis of granulocytes Supplement Hematopoiesis is the process of forming new blood cellular... Read More

Reverse banding

Definition noun (cytogenetics) A chromosome banding method that employs Giemsa staining technique that produces bands... Read More

India ink capsule stain

Definition noun (microbiology) A negative staining technique wherein the presence of unstained capsule renders a 'halo'... Read More

Dye

Dye a stain or colouring matter; a compound consisting of chromophore and auxochrome groups attached to one or more benzene... Read More

Inclusion bodies

Inclusion bodies (Science: cell biology) nuclear or cytoplasmic structures with characteristic staining properties, usually... Read More

Escherichia coli

Definition A Gram-negative, facultatively anaerobic, rod-shaped species belonging to the family... Read More

Chromatin

Chromatin Definition What is chromatin in a cell? Chromatin is a complex of nucleic acids (e.g. DNA or RNA) and proteins... Read More

Electrophoresis

Electrophoresis (Science: technique) separation of ionic molecules, (principally proteins) by the differential migration... Read More