Development of meningeal leukemia in rats by intracerebral or intrameningeal inoculation of the acute transplantable leukemia L 5222

1976 ◽  
Vol 86 (3) ◽  
pp. 287-292 ◽  
Author(s):  
H. H. Fiebig ◽  
W. J. Zeller ◽  
D. Schm�hl
1982 ◽  
Vol 68 (3) ◽  
pp. 257-263 ◽  
Author(s):  
Mario Cazzola ◽  
Giulio Nalli ◽  
Ercole Brusamolino ◽  
Maurizio Daccò ◽  
Angela Ghizzi ◽  
...  

Five of 40 patients with chronic myeloid leukemia (CML) had lymphoid blast crisis and 4 of them achieved complete remission of metamorphosis with vincristine and prednisone. While in hematologic remission, two of these subjects developed meningeal leukemia. Clinical and biologic data indicated that the course of the disease after lymphoid blast crisis was very similar to that of acute lymphoblastic leukemia (ALL). It is suggested that patients with CML who develop lymphoid blast crisis should be treated with an intensive therapeutic protocol including early prevention of meningeal leukemia.


Cancer ◽  
1964 ◽  
Vol 17 (3) ◽  
pp. 352-360 ◽  
Author(s):  
Louis B. Thomas ◽  
Michael A. Chirigos ◽  
Stewart R. Humphreys ◽  
Abraham Goldin
Keyword(s):  

1974 ◽  
Vol 13 (6) ◽  
pp. 863-866 ◽  
Author(s):  
K. Perk ◽  
J. W. Pearson ◽  
J. A. Torgersen ◽  
M. A. Chirigos

1972 ◽  
pp. 109-122 ◽  
Author(s):  
Lawrence E. Broder ◽  
Stephen K. Carter

1972 ◽  
pp. 87-88
Author(s):  
Lawrence E. Broder ◽  
Stephen K. Carter
Keyword(s):  

Cancer ◽  
1978 ◽  
Vol 42 (3) ◽  
pp. 1255-1262 ◽  
Author(s):  
Jun Tsuchiya ◽  
Masaki Moteki ◽  
Shunichi Shimano ◽  
Shogo Shinonome ◽  
Tetsuo Suda ◽  
...  

Blood ◽  
1955 ◽  
Vol 10 (4) ◽  
pp. 325-333 ◽  
Author(s):  
E. DE ROBERTIS ◽  
R. CANZANI ◽  
G. GASIC ◽  
B. EPSTEIN

Abstract Blood and plasma smears of mice inoculated with two leukemic lines were studied under the electron microscope. In 15 mice of the AKR strain and in two C58 mice inoculated with the Hch leukemia line of the Instituto de Biología of Chile (372 to 382 transfers), dense submicroscopic particles were found in the blood plasma. In some cases isolated particles or clumps of them were found adsorbed on the red cell membranes. The particle size ranged between 19 and 58 mµ, with a large peak at 38 mµ. The survival time of the inoculated animals was of 5 days and the submicroscopic particles were constantly found between the 3rd and 5th day. Similar dense submicroscopic particles were found in blood plasma smears of three C58 mice at the 16th day after inoculation with the Ich leukemia line (86th transfer). The probable significance of these particles is discussed on the basis of the literature regarding the etiology of mouse leukemia.


1977 ◽  
Author(s):  
H. Rasche ◽  
D. Hoelzer

Platelet count, fibrinogen and antithrombin levels were studied in normal rats (group A), in rats with the experimental rat leukemia L 5222 in an early phase (group B) and in a final phase (group C) of the disease. The animals were randomized and treated with o.5 mg endotoxin or placebo as a single i.v.injection. Four hours later blood samples were taken for laboratory tests. The results were as follows: 1. Groups A and B did not differ in the laboratory parameters under investigation 4 hours after injection of saline as a placebo. 2. Leukemic rats of group C treated with saline had significantly elevated levels of fibrinogen and antithromin as well as reduced platelet count compared to their normal counterparts. 3. The injection of endotoxin resulted in a comparable decrease of platelets in normal and leukemic animals. 4. The injection of endotoxin led to a decrease of fibrinogen levels in all groups. The most pronounced decrease was observed in group B, while there was only a slight fall in group C. The antithrombin levels of group A and B were not influenced by endotoxinaemia. The elevated level of antithrombin in group C, however, was completely normalized after a single injection of endotoxin.It can be concluded from these results that the haemostatic system of rats in the early phase of the leukemia L 5222 is more susceptible to endotoxin than that of normal controls. Possibly due to marked elevated levels of antithrombin rats in the final phase of the disease seem to be protected against the aggravation of the haemostatic defect by endotoxin.


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