malarial parasite

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1. a plant or animal that lives upon or within another living organism at whose expense it obtains some advantage; see also symbiosis. Parasites include multicelled and single-celled animals, fungi, and bacteria, and some authorities also include viruses.Those that feed upon human hosts can cause diseases ranging from the mildly annoying to the severe or even fatal. (See accompanying table.)
Types of parasites.
adj., adj parasit´ic.
accidental parasite one that parasitizes an organism other than the usual host.
facultative parasite one that may be parasitic upon another organism but can exist independently.
incidental parasite accidental parasite.
malarial parasite Plasmodium.
obligate parasite (obligatory parasite) one that is entirely dependent upon a host for its survival.
periodic parasite one that parasitizes a host for short periods.
temporary parasite one that lives free of its host during part of its life cycle.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
References in periodicals archive ?
The authors thank Professor Takafumi Tsubol (Ehime University) for providing the specific antibody to PfEXP2 for detecting human malarial parasites.
Furthermore, since malarial parasites develop a resistance to antimalarial medicines, there is an urgent need for antimalarial agents with new mechanisms of action.
Madiha Saud carried out the CBC on Sysmex XE-2100; performed RDTs based malarial parasite screening and confirmation by gold standard microscopy; and was involved in data management.
Considering microscopy as gold standard for the diagnosis of malarial parasite, current study finds sensitivity and specificity of ICT malaria as high as 93.75 (95% confidence interval: 79.19 - 99.23) % and 95.00 (95% confidence interval: 83.08 - 99.39) % respectively.
In a study by Mehmood KH12 in Karachi the positivity rate of malarial parasite was only 4.37% which is quite lower than our study the reason may be that study was conducted in a large number of General Practitioners with the involvement of many laboratories and different technicians in comparison to our study where we involved few expert laboratory persons.
Of these, 172 were diagnosed to have malaria as confirmed by the detection of malarial parasite on smear examination.
A smear was made and stained with Leishman to see the malarial parasite. The platelets count was manually rechecked.
New studies in Africa have revealed the drug is beginning to work against malarial parasites once again.
We are thankful to our pathologist Maximo Mora, MD for providing the picture of the malarial parasites from our patient.
Arteether 150mg/ml (Arteether is a fast acting blood schizonticidal agent that kills malarial parasite) and is manufactured using an innovative solubility technique which gives patients suffering from malaria the desired results.