PTAH


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Related to PTAH: Osiris

PTAH

PTAH

Abbreviation for phosphotungstic acid hematoxylin.

stain

(stan)
1. A discoloration.
2. A pigment or dye used in coloring microscopic objects and tissues.
3. To apply pigment or dye to a tissue or microscopic object or tissue.

acid stain

A chemical used to stain the cytoplasmic or basic components of cells.

acid-fast stain

A stain used in bacteriology, esp. for staining Mycobacterium tuberculosis, Nocardia, and other species. A special solution of carbolfuchsin is used, which the organism retains in spite of washing with the decolorizing agent acid alcohol.
See: Ziehl-Neelsen method

basic stain

A chemical used to add pigment to the nuclear or acidic components of cells.

calcofluor white stain

A fluorescent stain used in microbiology to highlight fungi, including species of Pneumocystis.

Commission-Certified stain

A stain that has been certified by the Biological Stain Commission.

contrast stain

A stain used to color one part of a tissue or cell, unaffected when another part is stained by another color.

counter stain

See: counterstain

dental stain

A discoloration accumulating on the surface of teeth, dentures, or denture base material, most often attributed to the use of tea, coffee, or tobacco. Many stains contain calcium, carbon, copper, iron, nitrogen, oxygen, and sulfur. Stains may be intrinsic or extrinsic. Extrinsic stains of teeth can be removed, e.g, , by brushing, rinsing, or sonication. Intrinsic stains cannot be removed by these methods.

differential stain

In bacteriology, a stain such as Gram stain that enables one to distinguish different types of bacteria.

double stain

A mixture of two contrasting dyes, usually an acid and a basic stain.

Feulgen stain

See: Feulgen stain

Giemsa stain

See: Giemsa stain

Gram stain

See: Gram stain

hematoxylin-eosin stain

A widely used method of staining tissues for microscopic examination. It stains nuclei blue-black and cytoplasm pink.

intravital stain

A nontoxic dye that, when introduced into an organism, selectively stains certain cells or tissues. Synonym: vital stain

inversion stain

A basic stain that, when under the influence of a mordant, acts as an acid stain.

Jenner stain

See: Jenner stain

Leishman stain

See: Leishman, William Boog

metachromatic stain

A stain which causes cells or tissues to take on a color different from the stain itself.

Movat pentachrome stain

See: Movat pentachrome stain

neutral stain

A combination of an acid and a basic stain.

nonspecific stain

A dye added to a tissue specimen that binds to tissue indiscriminately, making it more difficult to distinguish one part from the next.

nuclear stain

A basic stain that colors cell nuclei, but does not stain structures in the cytoplasm.

Perls stain

See: Perls stain

phosphotungstic acid-hematoxylin stain

Abbreviation: PTAH
A histological stain that binds to proteins, used primarily to stain skeletal muscles and mitochondria. It is also used to identify glial cells in the central nervous system and fibrin.

port-wine stain

Nevus flammeus. See: nevus flammeus for illus.

special stain

A stain that highlights features of a cell or organism that cannot be readily identified with routine histological or microbiological staining techniques.

substantive stain

A stain that is directly absorbed by the tissues when they are immersed in the staining solution.

supravital stain

Stain that will color living cells or tissues that have been removed from the body.

tumor stain

In arteriography, an abnormally dense area in a radiographical image caused by the collection of contrast medium in the vessels. This may be a sign of neoplastic growth.

vital stain

Intravital stain.

Wright stain

See: Wright stain

phosphotungstic acid-hematoxylin stain

Abbreviation: PTAH
A histological stain that binds to proteins, used primarily to stain skeletal muscles and mitochondria. It is also used to identify glial cells in the central nervous system and fibrin.
See also: stain
References in periodicals archive ?
This depiction of Allmuseri tribal belief is also consistent with the Egyptian conception that Ptah as heart and tongue (Divine Word) created the universe and exists in every living thing:
Ptah appears in connection with a cosmic egg in an inscription from the temple of Chon at Thebes of Graeco-Roman date (Morenz, l.
Poe must have been fascinated with the Egyptian cosmogonical ideas, according to which the supreme Being or Ptah formed the Universe by the power of words:
These changes have been well brought about by special stain, PTAH, which stains fibrinoid material.
But Ptah was done with her repertoire and the diners were slowly drifting away.
Dr Zahi Hawass said that its design is similar to that of the tomb of Ptah Im Wiya, a royal sear bearer who lived during the reign of Pharaoh Akhenaten, discovered in 2007 by Dutch archaeologists.
17) En la seccion III del documento, que esta muy deteriorada se establece la sucesion de Horus como legitimo heredero, se nombra a su predecesor, Osiris y se explica la relacion de este con Ptah y la nueva capital.
The fragment belongs to the naos honoring the 12th Dynasty King Amenemhat I, who ruled around 4,000 years ago, which is now in the Ptah temple of Karnak in Luxor.
No obstante lo anterior, una de las funciones reservadas al monarca era la de representacion frente a los dioses, ejerciendo la funcion de puente que unia a la humanidad con sus creadores, obligado por ambas partes como se refleja con total claridad en la Teologia Menfita del dios Ptah (8).
A Transamerica presentation of a Rudy Durand production in association with Kalimba Entertainment, Meir A & Eli, Polymer Global Holdings, Godley Morris Group of a dance musical in two acts, with music and lyrics by Maurice White, book by Heru Ptah; new songs, additional music and lyrics by Cat Gray, Brett Laurence, Bill Meyers, Ptah and Allee Willis.
My argument includes, particularly, the philosophical aspects of African thought which I claim can be accessed through study of Ptah Hotep's writing regarding Good Speech.
Dalgleish, who is based with Mark Johnston, had earlier ridden Ptah to win the two-mile handicap.