scholarly journals IN VITRO EFFECT OF BILE ON THE MOTILITY OF DICTYOCAULUS VIVIPARUS THIRD STAGE LARVAE

1973 ◽  
Vol 14 (2) ◽  
pp. 341-343
Author(s):  
R. J. Jorgensen

2020 ◽  
Vol 28 (1) ◽  
pp. 119-123
Author(s):  
O. O. Boyko ◽  
A. M. Kabar ◽  
V. V. Brygadyrenko

The study focuses on in vitro effect of aqueous tinctures of 48 species of herbaceous, shrub and tree plants on the first-third stage larvae of Strongyloides papillosus (Wedl, 1856) and third-stage larvae of Haemonchus contortus (Rudolphi, 1803) Cobb, 1898. The highest level of the effect was exerted by 3% aqueous tinctures of Wisteria sinensis (Sims) DC., Ailanthus altissima (Mill.) Swingle, Laburnum anagyroides Medik., Quercus petraea subsp. iberica (Steven ex M. Bieb.) Krassiln., Ginkgo biloba L., Colchicum autumnale L., Aristolochia manshuriensis Kom., Celastrus scandens L., Securigera varia (L.) Lassen, Magnolia kobus DC. Over 90% of the first and second non-invasive stage larvae of S. papillosus died at contact with these tinctures. The lowest parameters of LD50 were seen for L. anagyroides, Juniperus sabina L., C. scandens, M. kobus, A. manshuriensis, Wisteria sinensis (Sims) DC. and Securigera varia (L.) Lassen. Invasive larvae of S. papillosus and H. contortus were resistant to the effect of all the 48 surveyed species of plants. Third-stage larvae of H. contortus remained vital when exposed for 24 h to all the studied concentrations up to 3% aqueous tincture of plants. The results of the experiments and also the analysis of the literature indicate the necessity to continue the survey on nematocidial activity of aqueous tinctures and alcveshol extracts of plants.



1991 ◽  
Vol 65 (2) ◽  
pp. 133-140 ◽  
Author(s):  
N. Malla ◽  
B. A. Sofi ◽  
N. K. Ganguly ◽  
R. C. Mahajan

ABSTRACTThe effects of larval stages of Ascaris lumbricoides on human blood clotting was studied in vitro. Extracts and excretory/secretory products of third-stage larvae (L3) and late third-stage larvae (LL3) cultured from ova obtained from infected patients were analysed for anti-coagulant activity. Prothrombin time (PT) was prolonged by the addition of either whole extract of L3/LL3 or ES products of L3/LL3 as compared to controls. Partial thromboplastin time with kaolin (PTTK) was also prolonged on the addition of either extracts of ES products of L3/LL3. The prolongation of PTTK was significantly higher with extracts/ES products of L3 when compared to the extracts/ES products of LL3 (p<0.005). Thrombin time (TT) was prolonged by extracts of L3/LL3 and their ES products.



Planta Medica ◽  
2010 ◽  
Vol 76 (12) ◽  
Author(s):  
N Saowakon ◽  
P Chaichanasak ◽  
C Wanichanon ◽  
V Reutrakul ◽  
P Sobhon


Planta Medica ◽  
2011 ◽  
Vol 77 (12) ◽  
Author(s):  
N Saowakon ◽  
P Kueakhai ◽  
N Changklungmoa ◽  
N Lorsuwannarat ◽  
P Sobhon


2017 ◽  
Author(s):  
S Santos ◽  
C Haslinger ◽  
M Hamburger ◽  
M Mennet ◽  
O Potterat ◽  
...  


2013 ◽  
Author(s):  
Melo Ocarino Natalia de ◽  
Silvia Silva Santos ◽  
Lorena Rocha ◽  
Juneo Freitas ◽  
Reis Amanda Maria Sena ◽  
...  


2004 ◽  
Vol 80 (3) ◽  
pp. 486
Author(s):  
Andrzej Bugaj ◽  
Patrice Morlière ◽  
René Santus ◽  
Josiane Haigle ◽  
Stanisław Dyderski




2013 ◽  
Vol 33 (8) ◽  
pp. 885-889
Author(s):  
Yan ZHENG ◽  
Ni DENG ◽  
Lei KANG ◽  
Xin LI ◽  
Xiang-yi HE ◽  
...  


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