Development of resistance to plague toxin in albino mice after repeated injection

1964 ◽  
Vol 58 (6) ◽  
pp. 1440-1443
Author(s):  
A. A. Kanchukh ◽  
N. N. Novosel'tsev ◽  
V. I. Nikolaeva
1971 ◽  
Vol 133 (2) ◽  
pp. 376-388 ◽  
Author(s):  
Takateru Izumi ◽  
Richard Costello

The course of pulmonary tuberculosis was followed in control and BCG-vaccinated mice. Resistance was evaluated by determining the numbers of virulent mycobacteria recovered from the organs at various intervals after airborn infection. A limited but significant retardation of growth of challenge bacilli was observed in both pulmonary and splenic tissues of successfully vaccinated animals. This retardation was manifested chiefly during the early stages of the infection. However, the numbers of virulent organisms recovered from the organs of either vaccinated or control animals were much the same at later stages of the infection. The appearance of pulmonary immunity was related to the stage of development in vivo of the vaccinal population. Only after large numbers of vaccinal bacilli could be recovered from the tissues was heightened resistance observed.


2018 ◽  
Vol 4 (4) ◽  
pp. 513
Author(s):  
Rakhshan .

Mosquitoes are vectors of many pathogens which causes serious human diseases like Malaria, Filariasis, Japanese encephalitis, Dengue fever, Chikungunya, Yellow fever and Zika virus which constitute a major public health problem globally. Mosquito borne diseases cause high level of economic impact all over the world and result in millions of death every year. They infect around 700,000,000 people annually worldwide and 40,000,000 only in India. The continuous use of synthetic pesticides to control vector mosquitoes has caused physiological resistance, toxic effect on human health, environmental pollution and addition to these, its adverse effects can be observed on non-target organisms. Synthetic chemical pesticides have been proved to be effective, but overall in last 5 decades indiscriminate use of synthetic pesticides against vector borne disease control have originated several ecological issues due to their residual accumulation and development of resistance in target vectors and their chronic effects.


2011 ◽  
Vol 3 (8) ◽  
pp. 680-684 ◽  
Author(s):  
Faiza Rifat ◽  
◽  
Archana Sharma ◽  
Preeti Srivastava ◽  
Shikha Patni ◽  
...  

2017 ◽  
Vol 2017 (Special-2) ◽  
pp. 152-160
Author(s):  
Galawezh Obaid Othman ◽  
◽  
Nadhum jalal Esmaeil ◽  

2020 ◽  
Vol 26 (2) ◽  
pp. 305-308
Author(s):  
Fabiana Martinescu-Bădălan

AbstractThis work is designed to challenge the maintenance of the highest standards of physical training required to perform armed tasks. It is desired to accumulate a development experience that will culminate with the set upof very well-trained leaders. The training of the military is based on physical training. It ensures the possibility and availability of the military to cope with combat missions, obligations in the military environment, ensures the maintenance and development of resistance to intense physical and mental effort, and develops self-confidence and teamwork. The physical training considers the fulfillment of some general objectives and of some specific objectives, absolutely necessary in the conditions of carrying out the combat actions.


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