Subject(s)
Antibody Formation , Antigens , Trypanosoma lewisi/immunology , Animals , Antigens/analysis , Blood/parasitology , Chromatography , Chromatography, Gel , Dialysis , Hydrocortisone/administration & dosage , Hydrocortisone/pharmacology , Immunization , Immunization, Passive , Injections, Intramuscular , Male , Methods , Pronase/pharmacology , Proteins/analysis , Rats , Temperature , Time Factors , Trypanosomiasis/immunology , Trypanosomiasis/parasitologySubject(s)
Immunization , Malaria/immunology , Plasmodium/immunology , Animals , Blood/microbiology , Brain , Cells, Cultured , Embryo, Nonmammalian , Erythrocytes/microbiology , Formaldehyde/pharmacology , Freund's Adjuvant/administration & dosage , Injections, Intramuscular , Injections, Intravenous , Malaria/microbiology , Plasmodium/drug effects , Plasmodium/isolation & purification , Time Factors , TurkeysSubject(s)
Biomphalaria/metabolism , Carbohydrate Metabolism , Schistosoma mansoni , Animals , Ecology , StarvationSubject(s)
Disease Models, Animal , Malaria/immunology , Plasmodium , Turkeys , Animals , Blood/microbiology , Body Weight , Brain , Cells, Cultured , Chick Embryo , Chloroquine/therapeutic use , Culture Media , Embryo, Nonmammalian , Malaria/drug therapy , Malaria/microbiology , Plasmodium/growth & development , Plasmodium/isolation & purificationSubject(s)
Immunization, Passive , Malaria/immunology , Animals , Body Weight , Brain/immunology , Brain/microbiology , Cells, Cultured , Chloroquine/therapeutic use , Embryo, Nonmammalian , Hot Temperature , Immune Sera/administration & dosage , Immunization , Injections, Intravenous , Malaria/drug therapy , Malaria/microbiology , Plasmodium/growth & development , Plasmodium/isolation & purification , TurkeysSubject(s)
Leishmania/growth & development , Animals , Chick Embryo , Cricetinae , Injections , Injections, Intravenous , Leishmania/isolation & purification , Leishmania/pathogenicity , Leishmaniasis, Visceral/veterinary , Liver/microbiology , Rodent Diseases , Spleen/microbiology , Temperature , Time FactorsSubject(s)
Leishmania/growth & development , Liver/microbiology , Animals , Chick Embryo , Organ Size , Spleen/microbiology , Temperature , Time FactorsSubject(s)
Malaria/complications , Mycoplasma , Anemia , Animals , Erythrocytes , Infections , Male , Mice , Organ Size , Reticulocytes/microbiology , Rodent Diseases , SpleenSubject(s)
Leishmaniasis/pathology , Animals , Cricetinae , Injections, Intraperitoneal , Leishmaniasis, VisceralABSTRACT
Mice infected with Plasmodium chabaudi obtained from two sources were found to be contaminated with Eperythrozoon coccoides. At each transfer of blood parasitized with plasmodia, eperythrozoa were also passed. In the presence of these organisms, the malarial infection assumed a low-level, chronic course infrequently resulting in death of the mice. When the eperythrozoa were eliminated through treatment with oxophenarsine hydrochloride, the malarial infection took an acute course always ending in death.
Subject(s)
Malaria , Mycoplasma/drug effects , Animals , Arsenicals/pharmacology , Mice , ReticulocytesABSTRACT
Since 1957, oyster popuulations of the Middle Atlantic coast have been ravaged by a new sporozoan parasite that has been called "MSX." This parasite is identified as a new species of Minchinia that invades oysters through epithelial tissues of gill, palp, water tubes, and, occasionally, of the digestive tract. Multinucleate plasmodia are recognized in fresh and fixed preparations.