Results 241 to 250 of about 13,243 (286)

Purification of Ristocetin Willebrand Factor (RWF) [PDF]

open access: possibleThrombosis and Haemostasis, 1975
A component required for the ristocetin-induced aggregation of platelets was isolated in yields of 20-30% from pooled human and porcine plasma by cryoethanol concentration of the RWF, after removal of the vitamin K dependent coagulation factors on barium citrate.
K. G. Mann   +4 more
openaire   +1 more source

The influence of haemaccel, fibrinogen and albumin on ristocetin-induced platelet aggregation. Relevance to the quantitative measurement of the ristocetin cofactor

Thrombosis Research, 1976
Abstract Albumin, fibrinogen and Haemaccel inhibit ristocetin-induced platelet aggregation by binding ristocetin. Increasing the ristocetin concentration can overcome this inhibition. Ristocetin precipitates albumin, fibrinogen, and Haemaccel. Precipitation is dependent on both the protein and the ristocetin concentration.
Edward P. Kirby   +3 more
openaire   +3 more sources

Platelet Responses to Ristocetin in Von Willebrand's Disease

Scandinavian Journal of Haematology, 1974
Studies of the aggregations of platelets in response to ristocetin have been carried out in normal subjects and in 21 patients with von Willebrand's disease. These demonstrate a wide range of patterns of response to ristocetin in von Willebrand's disease, the responses depending on a plasma factor labile at room temperature.
Sheila Cooke   +2 more
openaire   +3 more sources

Ristocetin, a laboratory and clinical evaluation in children

The Journal of Pediatrics, 1960
Summary 1. The recommended dose of ristocetin for children is 25 mg. per kilogram every 12 hours. Adequate serum levels are produced by this dosage by either the intravenous or intramuscular route. 2. The intravenous preparation of ristocetin can be administered safely intramuscularly if 1 mg. of hydrocortisone per 100 mg. of ristocetin is added
Richard Koch, Charles P. Dries
openaire   +3 more sources

Further Studies of the Interaction between Ristocetin and Fibrinogen

Pathophysiology of Haemostasis and Thrombosis, 1976
Fibrinogen (FG) precipitation by ristocetin is enhanced by lowering the temperature to 4 °C. The precipitate has similar properties to an acquired cryofibrinogen being resolubilised on rewarming to 37 °C, and the process of precipitation and resolubilisation can be repeated indefinitely by lowering and raising the temperature. Other plasma proteins are
A.T.W. Goh, B.G. Firkin
openaire   +3 more sources

Iodination of vancomycin, ristocetin A, and ristocetin pseudoaglycon [PDF]

open access: possibleThe Journal of Organic Chemistry, 1986
R. Kannan   +4 more
openaire   +1 more source

Lithium inhibition of ristocetin-induced fibrinogen precipitation

Thrombosis Research, 1978
We have recently shown that ristocetin-induced platelet aggregation can be inhibited by lithium, perhaps by the involvement of a plasma factor, possibly fibrinogen (1). 5esides inducing platelet aggregation, ristocetin will also precipitate fibrinogen from human plasma (2). Using a rapid slide testassay (3).
P.C. Hayes, L.N.McF. Hargreaves
openaire   +3 more sources

Ristocetin-Induced Platelet Aggregation (RIPA) and RIPA Mixing Studies.

Methods in molecular biology, 2017
J. Frontroth, E. Favaloro
semanticscholar   +1 more source

Laboratory Testing for von Willebrand Factor Ristocetin Cofactor (VWF:RCo).

Methods in molecular biology, 2017
S. Mohammed, E. Favaloro
semanticscholar   +1 more source

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