Ticks and Disease |
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Page 297
The infection can be acquired in any of the active stages of their development
and transmitted in subsequent stages . Certain species of spirochaetes can also
be transmitted transovarially , according to a number of sources , but in other ...
The infection can be acquired in any of the active stages of their development
and transmitted in subsequent stages . Certain species of spirochaetes can also
be transmitted transovarially , according to a number of sources , but in other ...
Page 341
TRANSMISSION OF Theileria parva The first attempts to prove that this pathogen
was transmitted by ticks to cattle were those of Lounsbury and Theiler about 1904
. Despite this early realization of the tick - pathogen relationship , progress in ...
TRANSMISSION OF Theileria parva The first attempts to prove that this pathogen
was transmitted by ticks to cattle were those of Lounsbury and Theiler about 1904
. Despite this early realization of the tick - pathogen relationship , progress in ...
Page 385
CHAPTER XIII VIRUSES TRANSMITTED BY TICKS “ VIRUSES are best known
for what they do rather than for what they are ” , and one of the best of criteria is
their ability to produce recognizable changes in living cells resulting in disease .
CHAPTER XIII VIRUSES TRANSMITTED BY TICKS “ VIRUSES are best known
for what they do rather than for what they are ” , and one of the best of criteria is
their ability to produce recognizable changes in living cells resulting in disease .
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Contents
CUTICLETHE KEY TO Tick ADAPTABILITY | 10 |
EXTERNAL FEATURES OF SOME ECONOMICALLY IMPORTANT | 27 |
CAPITULUM AND FEEDING MECHANISM | 92 |
Copyright | |
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Common terms and phrases
activity adults Africa Amblyomma andersoni animals appear areas associated attached Babesia base basis become bite blood body broad capitulum cattle cells cheliceral closely colour complete coxa cuticle cytoplasm Dermacentor disease distribution dogs dorsal drop effects eggs engorged evidence external feeding female fever fluid frequently further glands grooves hairs hard host humidity hypostome increase infection inner Ixodes known larvae lateral layer Lees legs length less male margin moubata moulting muscles narrow natural nymphs observed occur organ outer pair parasites pass period plate posterior present produced range records region relative remain reported ricinus rickettsiae rounded salivary scutum seasonal secretion segment sheep short shown side similar skin slightly species spur stages suggested surface takes temperature ticks tissues transmission transmitted unfed vector ventral virus wall weight