Structural characterization of a “Signature” phosphatidylethanolamine as the major 10-hydroxy stearic acid-containing lipid of Cryptosporidium parvum oocysts

Lipids ◽  
1997 ◽  
Vol 32 (7) ◽  
pp. 789-793 ◽  
Author(s):  
David P. Schrum ◽  
Srinivas Alugupalli ◽  
Sean T. Kelly ◽  
David C. White ◽  
Ronald Fayer
1999 ◽  
Vol 67 (4) ◽  
pp. 2022-2024
Author(s):  
Jayasri Nanduri ◽  
Selvi Williams ◽  
Toshiki Aji ◽  
Timothy P. Flanigan

2015 ◽  
Vol 74 ◽  
pp. 608-619 ◽  
Author(s):  
William J. Cook ◽  
Olga Senkovich ◽  
Agustin Hernandez ◽  
Haley Speed ◽  
Debasish Chattopadhyay

1999 ◽  
Vol 67 (4) ◽  
pp. 2022-2024 ◽  
Author(s):  
Jayasri Nanduri ◽  
Selvi Williams ◽  
Toshiki Aji ◽  
Timothy P. Flanigan

ABSTRACT Ruthenium red staining of Cryptosporidium parvumoocysts revealed the presence of a carbohydrate matrix on their outer bilayers that is characteristic of a glycocalyx. Surface labeling of intact oocysts identified material of high molecular weight (>106) that reacted positively with sera from cryptosporidium-infected patients and with immunoglobulin A monoclonal antibodies.


2008 ◽  
Vol 62 (21-22) ◽  
pp. 3679-3681 ◽  
Author(s):  
M.S. Sadjadi ◽  
K. Zare ◽  
S. Khanahmadzadeh ◽  
M. Enhessari

Author(s):  
S. F. Hayes ◽  
M. D. Corwin ◽  
T. G. Schwan ◽  
D. W. Dorward ◽  
W. Burgdorfer

Characterization of Borrelia burgdorferi strains by means of negative staining EM has become an integral part of many studies related to the biology of the Lyme disease organism. However, relying solely upon negative staining to compare new isolates with prototype B31 or other borreliae is often unsatisfactory. To obtain more satisfactory results, we have relied upon a correlative approach encompassing a variety EM techniques, i.e., scanning for topographical features and cryotomy, negative staining and thin sectioning to provide a more complete structural characterization of B. burgdorferi.For characterization, isolates of B. burgdorferi were cultured in BSK II media from which they were removed by low speed centrifugation. The sedimented borrelia were carefully resuspended in stabilizing buffer so as to preserve their features for scanning and negative staining. Alternatively, others were prepared for conventional thin sectioning and for cryotomy using modified procedures. For thin sectioning, the fixative described by Ito, et al.


2011 ◽  
Vol 44 (06) ◽  
Author(s):  
A Bracher ◽  
C Kozany ◽  
AK Thost ◽  
F Hausch

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