C. Speer

J. Dubey, C. Speer, M. Topper, 1991, Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc.

Newly recognized fatal protozoan disease of dogs.

J. Dubey, C. Speer, M. Topper, 1988, Journal of the American Veterinary Medical Association.

Comparative ultrastructure of tachyzoites, bradyzoites, and tissue cysts of Neospora caninum and Toxoplasma gondii.

J. Dubey, C. Speer, M. McAllister, 1999, International journal for parasitology.

Factors influencing excystation in Cryptosporidium oocysts from cattle.

C. Speer, D. W. Reduker, 1985, Journal of Parasitology.

Lymphokine-induced inhibition of growth of Eimeria bovis and Eimeria papillata (Apicomplexa) in cultured bovine monocytes

G. Splitter, C. Speer, W. Whitmire, 1985, Infection and immunity.

A review of Sarcocystis neurona and equine protozoal myeloencephalitis (EPM).

S M Reed, D. Lindsay, J. Dubey, 2001, Veterinary parasitology.

COMPLETION OF THE LIFE CYCLE OF SARCOCYSTIS NEURONA

D. Lindsay, J. Dubey, C. Speer, 2000, The Journal of parasitology.

Sarcocystis canis n. sp. (Apicomplexa: Sarcocystidae), the etiologic agent of generalized coccidiosis in dogs.

J. Dubey, C. Speer, 1991, The Journal of parasitology.

Sarcocystis neurona n. sp. (Protozoa: Apicomplexa), the etiologic agent of equine protozoal myeloencephalitis.

J. Cummings, J. Dubey, C. Speer, 1991, The Journal of parasitology.

Contact sensitivity responses in mice infected with Trypanosoma cruzi

S. Reed, C. Speer, C. Larson, 1978, Infection and immunity.

Cultivation of the erythrocytic stages of Plasmodium berghei in primary bone marrow cells.

P. Silverman, C. Speer, S. G. Schiewe, 1976, The Journal of parasitology.

Effects of Mycobacterium bovis BCG, bacterial lipopolysaccharide and hydrocortisone on the development of immunity to Plasmodium berghei.

C. Speer, T. Douglass, J. J. Ferraroni, 1986, Revista do Instituto de Medicina Tropical de Sao Paulo.

Sarcocystis: Infection and Disease of Humans, Livestock, Wildlife, and other Hosts

C. Speer, R. Cawthorn, P. Long, 2019, Coccidiosis of Man and Domestic Animals.

Ultrastructure of the oocysts, sporocysts, and sporozoites of Toxoplasma gondii.

J. Dubey, C. Speer, S. Clark, 1998, The Journal of parasitology.

Ultrastructure of Cryptosporidium parvum oocysts and excysting sporozoites as revealed by high resolution scanning electron microscopy.

C. Speer, J. A. Blixt, D. W. Reduker, 1985, The Journal of protozoology.

Structure of the oocyst and sporocyst walls and excystation of sporozoites of Isospora canis.

D. M. Hammond, C. Speer, W. Roberts, 1973, The Journal of parasitology.

Fine structure of the oocyst wall and excystation ofEimeria procyonis from the American raccoon (Procyon lotor)

C. Speer, D. Duszynski, B. Chobotar, 2004, Zeitschrift für Parasitenkunde.

Fine structure of the oocyst wall of Eimeria nieschulzi.

C. Speer, D. Duszynski, A. Marchiondo, 1978, The Journal of protozoology.

Ultrastructure of the sporocyst wall during excystation of Isospora endocallimici.

C. Speer, D. Duszynski, S. File, 1976, The Journal of parasitology.

COMPARATIVE DEVELOPMENT AND MEROZOITE PRODUCTION OF TWO ISOLATES OF SARCOCYSTIS NEURONA AND SARCOCYSTIS FALCATULA IN CULTURED CELLS

J. Dubey, C. Speer, D. Mattson, 2000, The Journal of parasitology.

Activation of murine macrophages and a bovine monocyte cell line by bovine lymphokines to kill the intracellular pathogens Eimeria bovis and Toxoplasma gondii

J. Dubey, C. Speer, H. Hughes, 1987, Infection and immunity.

Ultrastructural changes in the oocyst wall during excystation of Cryptosporidium parvum (Apicomplexa; Eucoccidiorida)

C. Speer, J. A. Blixt, D. W. Reduker, 1985 .

Ultrastructure of tachyzoites, bradyzoites and tissue cysts of Neospora caninum.

J. Dubey, C. Speer, 1989, The Journal of protozoology.

Occurrence of refractile bodies in merozoites of Eimeria species.

D. M. Hammond, C. Speer, W. Roberts, 1970, The Journal of parasitology.

Development of Eimeria crandallis Honess from sheep in cultured cells.

D. M. Hammond, C. Speer, A. deVos, 1972, The Journal of protozoology.

Ultrastructural study of schizogony in Eimeria callospermophili.

D. M. Hammond, C. Speer, W. Roberts, 1970, The Journal of protozoology.

Nuclear divisions and refractile-body changes in sporozoites and schizonts of Eimeria callospermophili in cultured cells.

D. M. Hammond, C. Speer, 1970, The Journal of parasitology.

Development of Eimeria callospermophili and E. bilamellata from the Uinta Ground Squirrel Spermophilus armatus in Cultured Cells

D. M. Hammond, C. Speer, L. C. Anderson, 1970 .

Fine-structural aspects of microgametogenesis of Eimeria magna in rabbits and in kidney cell cultures.

C. Speer, H. Danforth, 1976, The Journal of protozoology.

Fine-structural aspects of macrogametogenesis in Eimeria magna.

D. M. Hammond, C. Speer, N. N. Youssef, 1973, The Journal of protozoology.

Redescription of the Sarcocysts of Sarcocystis rileyi (Apicomplexa: Sarcocystidae)

J. Dubey, C. Speer, R. Cawthorn, 2003, The Journal of eukaryotic microbiology.

Experimental Transmission of Sarcocystis speeri Dubey and Lindsay, 1999 from the South American Opossum (Didelphis albiventris) to the North American Opossum (Didelphis virginiana)

J. Dubey, C. Speer, D. Bowman, 2000, The Journal of parasitology.

Penetration of Eimeria larimerensis sporozoites into cultured cells as observed with the light and electron microscopes.

D. M. Hammond, C. Speer, W. Roberts, 1971, The Journal of parasitology.

Ultrastructural study of the intra- and extracellular sporozoites of Eimeria callospermophili.

D. M. Hammond, C. Speer, W. Roberts, 1970, The Journal of parasitology.

Electron and light microscope studies of the oocyst walls, sporocysts, and excysting sporozoites of Eimeria callospermophili and E. larimerensis.

D. M. Hammond, C. Speer, W. Roberts, 1970, The Journal of parasitology.

An Unusual Coccidian Parasite Causing Pneumonia in a Northern Cardinal (Cardinalis cardinalis)

S. Griffey, J. Dubey, C. Speer, 1996, Journal of wildlife diseases.

Fine structure of the oocyst walls of Isospora serini and Isospora canaria and excystation of Isospora serini from the canary, Serinus canarius L.

C. Speer, D. Duszynski, 1975, The Journal of protozoology.

Hammondia pardalis sp. n. (Sarcocystidae) from the Ocelot, Felis pardalis, and Experimental Infection of Other Felines

C. H. Courtney, C. Speer, J. V. Ernst, 1979 .

Neospora caninum and Hammondia heydorni are separate species/organisms.

D. Hill, D. Lindsay, J. Dubey, 2002, Trends in parasitology.

Recent advances in applied malaria immunology

P. Silverman, C. Speer, 1979, Zeitschrift für Parasitenkunde.

Sarcocystosis in goats: clinical signs and pathologic and hematologic findings.

J. Dubey, C. Speer, S. Weisbrode, 1981, Journal of the American Veterinary Medical Association.

A Highly Sensitive and Subspecies-Specific Surface Antigen Enzyme- Linked Immunosorbent Assay for Diagnosis of Johne's Disease

Shigetoshi Eda, Y. Mori, S. Eda, 2006, Clinical and Vaccine Immunology.

Ultrastructural differentiation of Toxoplasma gondii schizonts (types B to E) and gamonts in the intestines of cats fed bradyzoites.

J. Dubey, C. Speer, 2005, International journal for parasitology.

An ultrastructural study of first- and second-generation merogony in the coccidian Sarcocystis tenella.

J. Dubey, C. Speer, 1981, The Journal of Protozoology.

Ultrastructure of early stages of infections in mice fed Toxoplasma gondii oocysts

J. Dubey, C. Speer, J. Dubey, 1998, Parasitology.

Optimization of serum EVELISA for milk testing of Johne's disease.

A. Wadhwa, S. Eda, C. Speer, 2012, Foodborne pathogens and disease.

Suppression of cell-mediated immunity in experimental changas' disease

S. Reed, C. Speer, C. Larson, 1977, Zeitschrift für Parasitenkunde.

Use of infected cultured cells to compare ultrastructural features of Neospora caninum from dogs and Toxoplasma gondii.

D. Lindsay, B. Blagburn, J. Dubey, 1993, American journal of veterinary research.

Acute sarcocystosis-like disease in a dog.

J. Dubey, C. Speer, M. Topper, 1991, Journal of the American Veterinary Medical Association.

In vitro excystation of Sarcocystis capracanis, Sarcocystis cruzi and Sarcocystis tenella (Apicomplexa).

J. Dubey, C. Speer, R. Cawthorn, 1986, The Journal of parasitology.

Development of first- and second-generation schizonts of Eimeria magna from rabbits in cell cultures

D. M. Hammond, C. Speer, 2004, Zeitschrift für Parasitenkunde.

Further studies on the development of gamonts and oocysts of Eimeria magna in cultured cells.

C. Speer, 1979, The Journal of parasitology.

Further asexual development of Eimeria magna merozoites in cell cultures.

D. M. Hammond, C. Speer, Y. Elsner, 1973, The Journal of parasitology.

Scanning and transmission electron microscopy of the oocyst wall ofIsospora lacazei

C. Speer, D. Duszynski, A. Marchiondo, 1979, Zeitschrift für Parasitenkunde.

Scanning and transmission electron microscopy of the oocyst wall of Isospora lacazei.

C. Speer, D. Duszynski, A. Marchiondo, 1979, Zeitschrift fur Parasitenkunde.

In vitro cultivation of Sarcocystis merozoites.

C. Speer, D. E. Burgess, 1987, Parasitology today.

Development and ultrastructure of first-generation meronts of Sarcocystis cruzi in calves fed sporocysts from coyote feces.

J. Dubey, C. Speer, T. Douglass, 1980, The Journal of protozoology.

Fine structure of nuclear division and microgametogony ofEimeria nieschulzi Dieben, 1924

C. Speer, G. Sibert, 2004, Zeitschrift für Parasitenkunde.

Motility of Plasmodium berghei ookinetes in vitro.

P. Silverman, C. Speer, M. Rosalesronquillo, 1975, Journal of invertebrate pathology.

Scanning electron microscope observations of Plasmodium berghei ookinetes in primary mosquito cell cultures.

P. Silverman, C. Speer, M. Rosalesronquillo, 1974, Journal of invertebrate pathology.

Isolation of Sarcocystis speeri Dubey and Lindsay, 1999 Parasite from the South American Opossum (Didelphis albiventris) from Argentina

J. Dubey, C. Speer, M. C. Venturini, 2000, The Journal of parasitology.

Characterization of a Sarcocystis neurona. Isolate (SN6) from a Naturally Infected Horse from Oregon

C. Speer, S. Tornquist, A. Hamir, 1999, The Journal of eukaryotic microbiology.

Ultrastructural differentiation between sarcocysts of Sarcocystis hirsuta and Sarcocystis hominis.

J. Dubey, C. Speer, W. Charleston, 1989, Veterinary parasitology.

Identification of antigens of Sarcocystis cruzi sporozoites, merozoites, and bradyzoites with monoclonal antibodies.

C. Speer, D. E. Burgess, D. W. Reduker, 1988, The Journal of parasitology.

Fansidar prophylaxis, therapy, and immune responses in rodent malaria (Plasmodium berghei).

C. Speer, J. J. Ferraroni, 1982, The Journal of parasitology.

Experimental Sarcocystis hominis infection in cattle: lesions and ultrastructure of sarcocysts.

R. Fayer, J. Dubey, C. Speer, 1988, The Journal of parasitology.

Vascular phase of Sarcocystis cruzi cultured in vitro

J. Dubey, C. Speer, 1986 .

Sarcocystosis in newborn calves fed Sarcocystis cruzi sporocysts from coyotes.

J. Dubey, C. Speer, G. P. Epling, 1982, American journal of veterinary research.

In vitro cultivation of meronts of Sarcocystis cruzi.

J. Dubey, C. Speer, W. Whitmire, 1986, The Journal of parasitology.

Prevalence of Toxoplasma antibodies in humans and various animals in the Amazon.

S. Reed, C. Speer, J. J. Ferraroni, 1980 .

CHARACTERIZATION OF THE OREGON ISOLATE OF NEOSPORA HUGHESI FROM A HORSE

S. Liddell, J. Dubey, C. Speer, 2001, The Journal of parasitology.

Canine neosporosis: clinical signs, diagnosis, treatment and isolation of Neospora caninum in mice and cell culture.

S. Liddell, J. Dubey, C. Speer, 1998, International journal for parasitology.

Enteric Coccidia in Free-ranging American Bison (Bison bison) in Montana

C. Speer, B. Penzhorn, S. E. Knapp, 1994, Journal of wildlife diseases.

Excystation of Isospora arctopitheci Rodhain, 1933 with notes on a similar process in Isospora bigemina (Stiles, 1891) Lühe, 1906

C. Speer, D. Duszynski, 1976, Zeitschrift für Parasitenkunde.

Bovine trichomoniasis. Better diagnostics and control could save beef industry $650 million annually.

M. White, C. Speer, 1991 .

Ultrastructural examination of cytoskeletal linkage of L-selectin and comparison of L-selectin cytoskeletal association to that of other human and bovine lymphocyte surface antigens.

M. Jutila, C. Speer, J. Leid, 2002, Cellular immunology.

Development of second-generation schizonts, gamonts and oocysts of Eimeria bovis in bovine kidney cells

D. M. Hammond, C. Speer, 2004, Zeitschrift für Parasitenkunde.

Shedding of the immunodominant P20 surface antigen of Eimeria bovis sporozoites

C. Speer, W. Whitmire, 1989, Infection and immunity.

Antigens of in vitro-produced first-generation merozoites of Eimeria bovis (Apicomplexa).

C. Speer, D. W. Reduker, 1986, The Journal of parasitology.

Development of the sheep–canid cycle of Sarcocystis tenella

G. Callis, J. Dubey, C. Speer, 1982 .

Protein 20, an immunodominant surface antigen of Eimeria bovis

C. Speer, W. Whitmire, J. Kyle, 1989, Infection and Immunity.

Effects of intestinal contents from normal and immunized mice on sporozoites of Eimeria falciformis.

C. Speer, T. Douglass, 1985, The Journal of Protozoology.

Capping of immune complexes by sporozoites of Eimeria tenella.

C. Speer, R. Schenkel, R. B. Wong, 1985, The Journal of parasitology.

Proteins and antigens of merozoites and sporozoites of Eimeria bovis (Apicomplexa).

C. Speer, D. W. Reduker, 1986, The Journal of parasitology.

Effects of nylon wool purification on infectivity and antigenicity of Eimeria falciformis sporozoites and merozoites.

C. Speer, R. Larsen, W. Whitmire, 1984, The Journal of parasitology.

Stimulation of motility in merozoites of five Eimeria species by bile salts.

D. M. Hammond, C. Speer, G. L. Kelley, 1970, The Journal of parasitology.

Ultrastructural localization of monoclonal IgG antibodies for antigenic sites of Eimeria tenella oocysts, sporocysts, and sporozoites.

C. Speer, R. Schenkel, R. B. Wong, 1983, The Journal of protozoology.

B-lymphocyte responses in the large intestine and mesenteric lymph nodes of mice infected with Eimeria falciformis (Apicomplexa).

C. Speer, P. Nash, 1988, The Journal of parasitology.

Effects of monoclonal IgG antibodies on Eimeria tenella (coccidia) sporozoites.

C. Speer, R. Schenkel, R. B. Wong, 1983, The Journal of parasitology.

THE ETIOLOGIC AGENT OF EQUINE PROTOZOAL MYELOENCEPHALITIS

J. Dubey, C. Speer, M. Topper, 1991 .

In vitro cultivation of the vascular phase of Sarcocystis capracanis and Sarcocystis tenella.

J. Dubey, C. Speer, R. Cawthorn, 1986, The Journal of protozoology.

Sarcocystis arieticanis and other Sarcocystis species in sheep in the United States.

R. Fayer, D. Lindsay, J. Dubey, 1988, The Journal of parasitology.

Cultivation of the erythrocytic stages ofPlasmodium berghei in Leydig cell tumor cultures

P. Silverman, C. Speer, S. G. Schiewe, 1976, Zeitschrift für Parasitenkunde.

Ultrastructural study of Plasmodium knowlesi antigen used in vaccination of rhesus monkeys.

P. Silverman, C. Speer, M. L. Barr, 1976, The Journal of protozoology.

Sarcocystis wapiti sp. nov. from the North American wapiti (Cervus elaphus)

J. Dubey, C. Speer, 1982 .

Development of Sarcocystis hemionilatrantis Hudkins and Kistner, 1977 in the small intestine of coyotes.

C. Speer, J. V. Ernst, D. Pond, 1980 .

Sarcocystis IN FREE-RANGING HERBIVORES ON THE NATIONAL BISON RANGE

C. Speer, D. Pond, 1979, Journal of wildlife diseases.

An unusual structure in the primary cyst wall of Sarcocystis hemionilatrantis.

J. Dubey, C. Speer, 1986, The Journal of protozoology.

PREVALENCE AND ULTRASTRUCTURE OF THREE TYPES OF SARCOCYSTIS IN MULE DEER, ODOCOILEUS HEMIONUS (RAFINESQUE), IN MONTANA

J. Dubey, C. Speer, 1985, Journal of wildlife diseases.

Sarcocystosis in Dogs (Canis familiaris)

R. Fayer, J. Dubey, C. Speer, 2015 .

Sarcocystis infections in mule deer (Odocoileus hemionus) in Montana and the descriptions of three new species.

J. Dubey, C. Speer, 1986, American Journal of Veterinary Research.

Scanning and transmission electron microscopy of ovine mesenteric arteries infected with first-generation meronts of Sarcocystis tenella

J. Dubey, C. Speer, 1982 .

STRUCTURE OF SARCOCYSTIS NEURONA SARCOCYSTS

D. Lindsay, J. Dubey, C. Speer, 2001, The Journal of parasitology.

Ultrastructure of sarcocysts from water buffalo in India.

J. Dubey, C. Speer, H. L. Shah, 1989, Veterinary parasitology.

Development of Hammondia heydorni in cultured bovine and ovine cells.

B. Blagburn, J. Dubey, C. Speer, 1988, The Journal of protozoology.

Sarcocystis lindsayi n. sp. (Protozoa: Sarcocystidae) from the South American Opossum, Didelphis albiventris from Brazil

J. Dubey, C. Speer, J. Dubey, 2001, The Journal of eukaryotic microbiology.

Isolation of a third species of Sarcocystis in immunodeficient mice fed feces from opossums (Didelphis virginiana) and its differentiation from Sarcocystis falcatula and Sarcocystis neurona.

D. Lindsay, J. Dubey, C. Speer, 1998, The Journal of parasitology.

Motility of Macrogamonts of Eimeria magna (Coccidia) in Cell Culture

D. M. Hammond, C. Speer, 1972, Science.

Ovine sporozoan encephalomyelitis linked to Sarcocystis infection.

B. Munday, J. Dubey, C. Speer, 1989, Veterinary parasitology.

Fine structure of zygotes and oocysts of Eimeria nieschulzi.

C. Speer, G. Sibert, 1980, The Journal of Protozoology.

Scanning electron microscopy of merogonous stages of Eimeria falciformis var. pragensis in Mus musculus.

F. Pollari, C. Speer, 1981, Zeitschrift fur Parasitenkunde.

IN VITRO CULTIVATION OF SCHIZONTS OF SARCOCYSTIS SPEERI Dubey and Lindsay, 1999

D. Lindsay, J. Dubey, C. Speer, 2000, The Journal of parasitology.

In vitro cultivation of Sarcocystis neurona from the spinal cord of a horse with equine protozoal myelitis.

J. Dubey, C. Speer, S. Davis, 1991, The Journal of parasitology.

Ultrastructure of sporozoites and zoites of Hammondia heydorni.

J. Dubey, C. Speer, 1989, The Journal of protozoology.

Characteristics of a recent isolate of Sarcocystis neurona (SN7) from a horse and loss of pathogenicity of isolates SN6 and SN7 by passages in cell culture.

D. Lindsay, J. Dubey, C. Speer, 2001, Veterinary parasitology.

Prevalence of chloroquine-resistant falciparum malaria in the Brazilian Amazon.

C. Speer, J. Hayes, J. J. Ferraroni, 1981, The American journal of tropical medicine and hygiene.

Development of Eimeria larimerensis from the Uinta ground-squirrel in cell cultures

D. M. Hammond, C. Speer, 2004, Zeitschrift für Parasitenkunde.

Early Diagnosis of Johne's Disease in the American Bison by Monoclonal Antibodies Directed against Antigen 85

D. Hunter, C. Speer, J. Leid, 2002, Annals of the New York Academy of Sciences.

Protection of athymic (Nu/Nu) BALB/c mice against Plasmodium berghei by splenocytes from normal (Nu/+) BALB/c mice.

C. Speer, T. Douglass, J. J. Ferraroni, 1985, Revista do Instituto de Medicina Tropical de Sao Paulo.

Scanning electron microscopy of merogonous stages ofEimeria falciformis var.pragensis inMus musculus

F. Pollari, C. Speer, 2004, Zeitschrift für Parasitenkunde.

Surface interactions between macrophages and Trypanosoma cruzi.

S. Reed, C. Speer, T. Douglass, 1982, The American journal of tropical medicine and hygiene.

Inhibition ofPenetration ofCultured Cells byEimeria bovis Sporozoites byMonoclonal Immunoglobulin G Antibodies against theParasite Surface Protein P20t

C. Speer, D. E. Burgess, 1988 .

Adoptive transfer of resistance to Plasmodium berghei with spleen cells and serum from Fansidar-cured mice

C. Speer, J. J. Ferraroni, 1982, Infection and immunity.