scholarly journals Stardust Interstellar Preliminary Examination X: Impact speeds and directions of interstellar grains on the Stardust dust collector

2014 ◽  
Vol 49 (9) ◽  
pp. 1680-1697 ◽  
Author(s):  
Veerle J. Sterken ◽  
Andrew J. Westphal ◽  
Nicolas Altobelli ◽  
Eberhard Grün ◽  
Jon K. Hillier ◽  
...  

2013 ◽  
Vol 49 (9) ◽  
pp. 1698-1719 ◽  
Author(s):  
Rhonda M. Stroud ◽  
Carlton Allen ◽  
Asna Ansari ◽  
David Anderson ◽  
Saša Bajt ◽  
...  


2013 ◽  
Vol 49 (9) ◽  
pp. 1522-1547 ◽  
Author(s):  
David R. Frank ◽  
Andrew J. Westphal ◽  
Michael E. Zolensky ◽  
Zack Gainsforth ◽  
Anna L. Butterworth ◽  
...  


2014 ◽  
Vol 49 (9) ◽  
pp. 1562-1593 ◽  
Author(s):  
Anna L. Butterworth ◽  
Andrew J. Westphal ◽  
Tolek Tyliszczak ◽  
Zack Gainsforth ◽  
Julien Stodolna ◽  
...  




1975 ◽  
Vol 33 (03) ◽  
pp. 540-546 ◽  
Author(s):  
Robert F Baugh ◽  
James E Brown ◽  
Cecil Hougie

SummaryNormal human plasma contains a component or components which interfere with ristocetin-induced platelet aggregation. Preliminary examination suggests a protein (or proteins) which binds ristocetin and competes more effectively for ristocetin than do the proteins involved in ristocetin-induced platelet aggregation. The presence of this protein in normal human plasma also prevents ristocetin-induced precipitation of plasma proteins at levels of ristocetin necessary to produce platelet aggregation (0.5–2.0 mg/ml). Serum contains an apparent two-fold increase of this component when compared with plasma. Heating serum at 56° for one hour results in an additional 2 to 4 fold increase. The presence of a ristocetin-binding protein in normal human plasma requires that this protein be saturated with ristocetin before ristocetin-induced platelet aggregation will occur. Variations in the ristocetin-binding protein(s) will cause apparent discrepancies in ristocetin-induced platelet aggregation in normal human plasmas.





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