P. L. Long

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Parasites of the Christmas turkey.

P. L. Long, W. Current, G. P. Noblet, 1987, Parasitology today.

Effect of selenium and vitamin E on the development of immunity to coccidiosis in chickens.

L. S. Jensen, P. L. Long, G. L. Colnago, 1984, Poultry science.

Taxonomy and Life Cycles

S. J. Upton, P. L. Long, W. Current, 2019, Coccidiosis of Man and Domestic Animals.

Development of human and calf Cryptosporidium in chicken embryos.

P. L. Long, W. Current, 1983, The Journal of infectious diseases.

Purification and partial characterization of the pancreatic proteolytic enzymes trypsin, chymotrypsin, and elastase from the chicken.

J. Travis, A. Polanowski, P. L. Long, 1999, Journal of chromatography. A.

In vitro activity of the human neutrophil cathepsin G on Eimeria tenella sporozoites.

J. Travis, J. Johnson, P. L. Long, 1991, The Journal of parasitology.

COCCIDIA AND COCCIDIOSIS IN THE DOMESTIC FOWL AND TURKEY.

P. L. Long, C. Horton‐Smith, 1963, Advances in parasitology.

An electron microscopal study of Eimeria tenella grown in the liver of the chick embryo.

D. L. Lee, P. L. Long, 1972, International journal for parasitology.

The fine structure and method of feeding of the tissue parasitizing stages of Histomonas meleagridis

D. L. Lee, P. L. Long, B. Millard, 1969, Parasitology.

The use of intestinal D-xylose absorption and other parameters to determine the pathogenicity of and immunity to Eimeria acervulina.

M. Goodwin, P. L. Long, J. Cruz-Coy, 1985, Poultry science.

Eimeria: Infections of the Intestine

M. A. Fernando, P. L. Long, 2019, Coccidiosis of Man and Domestic Animals.

Effect of selenium on peripheral blood leucocytes of chickens infected with Eimeria.

L. S. Jensen, P. L. Long, G. L. Colnago, 1984, Poultry science.

Studies on the stage of action of lasalocid against Eimeria tenella and Eimeria acervulina in the chicken.

J. Johnson, P. L. Long, V. Guyonnet, 1990, Veterinary parasitology.

Effect of lasalocid on the development of Eimeria tenella in chicken embryos.

J. Johnson, P. L. Long, S. J. Ball, 1990, Veterinary parasitology.

Control of chicken coccidiosis.

P. L. Long, T. K. Jeffers, 1986, Parasitology today.

Maternal transfer of some anticoccidial drugs in the chicken.

P. L. Long, L. Mcdougald, K. Sheridan, 1981, Poultry science.

Immunisation of young broiler chickens with low level infections of Eimeria tenella, E. acervulina or E. maxima.

M. McKenzie, J. Johnson, P. L. Long, 1986, Avian pathology : journal of the W.V.P.A.

Immunity to coccidiosis: protective effects of transferred serum and cells investigated in chick embryos infected with Eimeria tenella

P. L. Long, M. Rose, 1971, Parasitology.

Some factors affecting the severity of infection with Eimeria tenella in chicken embryos

P. L. Long, 1970, Parasitology.

A guide to laboratory techniques used in the study and diagnosis of avian coccidiosis.

C C Norton, P L Long, B J Millard, 1976, Folia veterinaria Latina.

Maternal transfer of anticoccidial drugs in the chicken.

P. L. Long, 1971, Journal of comparative pathology.

The Coccidia: Eimeria, Isospora, Toxoplasma, and related genera

D. M. Hammond, P. L. Long, 1974 .

Vaccination against coccidiosis in chickens.

P. L. Long, M. Rose, 1980 .

Sampling broiler house litter for coccidial oocysts.

P. L. Long, J. Rowell, 1975, British poultry science.

Effect of sulfonamide medication on the life cycle of Eimeria meleagrimitis in turkeys.

P. L. Long, C. Horton‐Smith, 1961, Experimental parasitology.

The specific characters of the Eimeria, with special reference to the coccidia of the fowl.

P. L. Long, L. P. Joyner, 1974, Avian pathology : journal of the W.V.P.A.

The viability and survival of sporozoites of Eimeria in vitro.

P. L. Long, B. Millard, 1974, International journal for parasitology.

The effects of thiabendazole upon experimental infestations of ascaridia galli and capillaria obsignata in the chicken

D. Wakelin, P. L. Long, 1964 .

The Anthelmintic Effect of Three Piperazine Derivatives on Ascaridia Galli (Schrank 1788)

P. L. Long, C. Horton‐Smith, 1956 .

Eimeria: effect of meticlorpindol and methyl benzoquate on endogenous stages in the chicken.

P. L. Long, B. Millard, 1968, Experimental parasitology.

The effect of Meticlorpindol on Eimeria infections of the fowl

P. L. Long, B. Millard, 1967, Veterinary Record.

Gut stasis in chickens infected with Eimeria.

M. McKenzie, P. L. Long, G. L. Colnago, 1987, Poultry science.

The effect of penotrane on the growth in vitro of Candida albicans and Aspergillus fumigatus.

P. L. Long, C. Horton‐Smith, 1952, Journal of comparative pathology.

Development (Schizogony) of Eimeria tenella in the Liver of Chickens treated with Corticosteroid

P. L. Long, 1970, Nature.

The biology and pathogenicity of a recent field isolate of Eimeria praecox Johnson, 1930.

P. L. Long, T. Gore, 1982, The Journal of protozoology.

The pathogenic effects of Eimeria praecox and E. acervulina in the chicken

P. L. Long, 1968, Parasitology.

Immunological differences in Eimeria maxima: effect of a mixed immunizing inoculum on heterologous challenge

P. L. Long, B. Millard, 1979, Parasitology.

Eimeria: immunisation of young chickens kept in litter pens.

P. L. Long, B. Millard, 1977, Avian pathology : journal of the W.V.P.A.

Experimental infection of chickens with two species of Eimeria isolated from the Malaysian jungle fowl

P. L. Long, 1974, Parasitology.

A study of Eimeria maxima Tyzzer, 1929, a coccidium of the fowl (Gallus gallus).

P. L. Long, 1959, Annals of tropical medicine and parasitology.

Intestinal and extraintestinal life cycles of eimeriid coccidia.

P. L. Long, S. J. Ball, R. Pittilo, 1989, Advances in parasitology.

Coccidial oocysts in the liver of a turkey poult.

O. Fletcher, J. Johnson, P. L. Long, 1986, Avian pathology : journal of the W.V.P.A.

Schizogony and gametogony of Eimeria tenella in the liver of chick embryos.

P. L. Long, 1971, The Journal of protozoology.

Extraintestinal sporozoites of chickenEimeria in chickens and turkeys

M. Kogut, P. L. Long, 2004, Zeitschrift für Parasitenkunde.

Observations on the tissue and post-tissue larval development of Ascaridia dissimilis Vigeuras 1931, and a comparison with that of Ascaridia galli, in turkeys

D. L. Lee, P. L. Long, C. Horton‐Smith, 1968, Parasitology.

The Biology of the Coccidia

P. L. Long, 1982 .

Pathological and clinical effects of Eimeria tenella in partially immune chickens.

R. Wyatt, J. Johnson, P. L. Long, 1981, Journal of comparative pathology.

Further studies on the life cycle of Eimeria brunetti Levine 1942

J. F. Ryley, P. L. Long, B. Millard, 2004, Zeitschrift für Parasitenkunde.

Coccidia and coccidiosis in the domestic fowl.

P. L. Long, C. Horton‐Smith, 1968, Advances in parasitology.

Serial passage of Eimeria tenella and E. necatrix in turkey embryos

M. Kogut, P. L. Long, T. Gore, 1983, Parasitology.

Prospects for the Control of Coccidiosis by Immunization

P. L. Long, M. Rose, 1982 .

An Account of a Serious Infestation with Gapeworms ( Syngamus Trachea ) in Growing Turkeys

P. L. Long, 1957 .

Effects of thiabendazole on experimental infestations of Syngamus trachea

P. L. Long, J. Rowell, C. Horton‐Smith, 1963 .

Anticoccidial drugs: factors affecting pathogenicity of avian coccidia.

P. L. Long, 1970, Experimental parasitology.

The effect of breed of chickens on resistance to Eimeria infections.

P. L. Long, 1968, British poultry science.

Relationship between Marek's disease and coccidiosis. II. The effect of Marek's disease on the susceptibility of chickens to coccidial infection

P. Biggs, P. L. Long, D. G. Rootes, 1968, Veterinary Record.

Endogenous stages of a ‘chick embryo-adapted’ strain of Eimeria tenella

P. L. Long, 1973, Parasitology.

Observations on the oocyst production and viability of Eimeria mivati and E. tenella in the chorioallantois of chicken embryos incubated at different temperatures

P. L. Long, 2004, Zeitschrift für Parasitenkunde.

Coccidiosis in turkeys: evaluation of infection by the examination of turkey broiler litter for oocysts.

P. L. Long, B. Millard, 1977, Avian pathology : journal of the W.V.P.A.

Coccidiosis in broilers: evaluation of infection by the examination of broiler house litter for oocysts.

P. L. Long, B. Millard, R. Tompkins, 1975, Avian pathology : journal of the W.V.P.A.

Problems in the identification of species of Eimeria.

P. L. Long, L. P. Joyner, 1984, The Journal of protozoology.

Control of Coccidiosis in Chickens: Immunization with Live Vaccines

M. Shirley, P. L. Long, 2019, Coccidiosis of Man and Domestic Animals.

The estimation of prothrombin in chicken blood.

P. L. Long, L. G. Chubb, 1957 .

Studies in histomoniasis. I. The infection of chickens (Gallus gallus) with histomonad suspensions.

P. L. Long, C. Horton‐Smith, 1956, Parasitology.

Rejection of Eimeria by foreign hosts

P. L. Long, B. Millard, 1979, Parasitology.

The extraintestinal stages of Eimeria tenella and E. maxima in the chicken.

P. L. Long, E. Perry, 1987, Veterinary parasitology.

Growth of Eimeria tenella in vitro in macrophages from chicken peritoneal exudates

P. L. Long, M. Rose, 1976, Zeitschrift für Parasitenkunde.

Studies on site finding and site specificity of Eimeria praecox, Eimeria maxima and Eimeria acervulina in chickens

P. L. Long, B. Millard, 1976, Parasitology.

Observations on the growth of Eimeria tenella in cultured cells from the parasitized chorioallantoic membranes of the developing chick embryo

P. L. Long, 1969, Parasitology.

Ascaridia dissimilis Vigueras, 1931, in British turkeys.

P. L. Long, C. Horton‐Smith, 1957 .

Studies on the growth, chemotherapy and enzyme variation of Eimeria acerulina var. diminuta and E. acervulina var. mivati

M. Shirley, P. L. Long, B. Millard, 1977, Parasitology.

The effect of an interferon inducer on Eimeria maxima in the chicken

P. L. Long, B. Milne, 1971, Parasitology.

The significance of the bursa of Fabricius in relation to the synthesis of 7S and 19S immune globulins and specific antibody activity in the fowl.

P. L. Long, A. Pierce, R. Chubb, 1966, Immunology.

The infectivity of Eimeria sporozoites recovered from monensin medicated chickens.

J. Johnson, C. K. Smith, P. L. Long, 1983, Avian pathology : journal of the W.V.P.A.

Studies on the stage of action of ionophorous antibiotics against Eimeria.

P. L. Long, T. K. Jeffers, 1982, The Journal of parasitology.

Efficacy of semduramicin and salinomycin against different stages of Eimeria tenella and E. acervulina in the chicken.

C. D. Smothers, J. Johnson, P. L. Long, 1993, Veterinary parasitology.

Gordon memorial lecture. Coccidiosis control: past, present and future.

P. L. Long, 1984, British poultry science.

Coccidiosis in broilers: the effect of monensin and other anticoccidial drug treatments on oocyst output.

P. L. Long, B. Millard, 1978, Avian pathology : journal of the W.V.P.A.

Studies to determine the taxonomic status of Eimeria mitis, Tyzzer 1929 and E. mivati, Edgar and Seibold 1964

M. Shirley, P. L. Long, T. K. Jeffers, 1983, Parasitology.

Role of Chicken Pancreatic Trypsin, Chymotrypsin and Elastase in the Excystation Process of Eimeria tenella Oocysts and Sporocysts

P. L. Long, V. Guyonnet, Joyce Johnson, 1991 .

The development of Eimeria necatrix Johnson, 1930 and Eimeria brunetti Levine, 1942 in the caeca of the domestic fowl (Gallus domesticus)

P. L. Long, C. Horton‐Smith, 1965, Parasitology.

Eimeria tenella: clinical effects in partially immune and susceptible chickens.

R. Wyatt, J. Johnson, P. L. Long, 1980, Poultry science.

Immunization of chickens against coccidiosis with extracts of Eimeria-infected tissues.

M. McKenzie, P. L. Long, 1986, Poultry science.

Eimeria tenella: immunogenicity of arrested sporozoites in chickens.

P. L. Long, T. K. Jeffers, 1985, Experimental parasitology.

Immunisation against coccidiosis in chickens: tests under simulated field conditions.

P. L. Long, B. Millard, A. F. Batty, 1982, Avian Pathology.

Further studies on the pathogenicity and immunogenicity of an embryo-adapted strain of Eimeria tenella.

P. L. Long, 1974, Avian pathology : journal of the W.V.P.A.

Resistance to Eimeria infections in the chicken: the effects of thymectomy, bursectomy, whole body irradiation and cortisone treatment

P. L. Long, M. Rose, 1970, Parasitology.

Immunity to four species of Eimeria in fowls.

P. L. Long, M. Rose, 1962, Immunology.

Studies on acquired immunity to coccidiosis in bursaless and thymectomized fowls.

P. L. Long, A. Pierce, 1965, Immunology.

Immunity to Eimeria tenella in young fowls (Gallus domesticus).

P. L. Long, C. Horton‐Smith, A. Pierce, 1962, Immunology.

Eimeria tenella: relative survival of drug-resistant and drug-sensitive populations in floor pen chickens.

J. Johnson, S. Baxter, P. L. Long, 1985, Poultry science.

Lethality of intestinal tissue extracts from Eimeria-infected chickens

M. McKenzie, J. Johnson, P. L. Long, 1985, Parasitology.

Eimeria mivati: reproduction, pathogenicity and immunogenicity of a strain maintained in chick embryos by serial passage.

P. L. Long, 1972, Journal of comparative pathology.

Eimeria: further studies on the immunisation of young chickens kept in litter pens.

P. L. Long, B. Millard, 1979, Avian pathology : journal of the W.V.P.A.

Observations on the duration of the acquired immunity of chickens to Eimeria maxima Tyzzer, 1929

P. L. Long, 1962, Parasitology.

Eimeria of American chickens: characteristics of six attenuated strains produced by selection for precocious development.

J. Johnson, P. L. Long, 1988, Avian pathology : journal of the W.V.P.A.

Attenuation of a strain of Eimeria mivati of U.S. origin by serial embryo passage.

J. Johnson, P. L. Long, T. Gore, 1982, Avian diseases.

Eimeria tenella: reproduction, pathogenicity and immunogenicity of a strain maintained in chick embryos by serial passage.

P. L. Long, 1972, Journal of comparative pathology.

The growth of some species of Eimeria in avian embryos

P. L. Long, 1966, Parasitology.

Attempted transfer of resistance to Eimeria tenella infections from domestic hens to their progeny.

P. L. Long, M. Rose, 1962, Experimental parasitology.

The effects of different anticoccidial agents on the intestinal coccidioses of the fowl.

P. L. Long, C. Horton‐Smith, 1959, Journal of comparative pathology.

Extended schizogony of Eimeria mivati in betamethasone-treated chickens

P. L. Long, M. Rose, 1970, Parasitology.

Coccidiosis in chickens and turkeys

P. L. Long, 1967, Veterinary Record.

Research in Avian Coccidiosis

J. F. Ryley, P. L. Long, L. P. Joyner, 1987 .

Immune responses to infections with coccidia in chickens: gut hypersensitivity

P. L. Long, M. Rose, J. Bradley, 1975, Parasitology.

Amelioration of pale bird syndrome in chicks by vitamin E and selenium.

L. S. Jensen, P. L. Long, G. L. Colnago, 1983, Avian diseases.

Effect of natural feedstuffs added to a semi-purified diet on Eimeria tenella infection.

L. S. Jensen, P. L. Long, G. L. Colnago, 1984, Poultry science.

The effect of feeding a semipurified diet to chickens infected with coccidia.

L. S. Jensen, P. L. Long, G. L. Colnago, 1984, Poultry science.

Anticoccidial activity of combinations of narasin and nicarbazin.

M. McKenzie, J. Johnson, P. L. Long, 1988, Poultry science.

Ultrastructural effects of nicarbazin on Eimeria tenella in chicks

P. L. Long, S. J. Ball, R. Pittilo, 1997, Parasitology Research.

Studies on the relationship between Eimeria acervulina and Eimeria mivati

P. L. Long, 1973, Parasitology.

The effect of feeding variable concentrations of monensin on the control of coccidiosis.

K. Keshavarz, P. L. Long, 1982, Poultry Science.

D. Rollinson, E. Canning, R. Williams, 1978, Parasitology.

Strain variation within Eimeria meleagrimitis from the turkey

M. Shirley, P. L. Long, B. Millard, 1977, Parasitology.

Experimental infections of the domestic fowl with a variant of Eimeria praecox from the Ceylon jungle fowl

P L Long, M A Fernando, O Remmler, 1974, Parasitology.

Studies on Eimeria mivati in chickens and a comparison with Eimeria acervulina.

P. L. Long, 1967, Journal of comparative pathology.

Eimeria tenella: Chemotherapeutic studies in chick embryos with a description of a new method (chorioallantoic membrane foci counts) for evaluating infections

P. L. Long, 2004, Zeitschrift für Parasitenkunde.

POTENTIATION OF SULPHADIMIDINE BY 2,4‐DIAMINO‐6,7‐DI‐ISOPROPYLPTERIDINE AND OTHER 6,7‐DISUBSTITUTED 2,4‐DIAMINOPTERIDINES AGAINST EIMERIA INFECTIONS OF CHICKS

H. Collier, P. L. Long, C. Horton‐Smith, 1960 .

Studies on Eimeria dispersa Tyzzer 1929 in turkeys

P. L. Long, B. Millard, 1979, Parasitology.

Furazolidone in the control of histomoniasis (blackhead) in turkeys.

P. L. Long, C. Horton‐Smith, 1956, Journal of comparative pathology.

The schizogony of eimeria maxima in the chicken

P. L. Long, B. Millard, J. Bradley, 1971, Zeitschrift für Parasitenkunde.

Studies on Eimeria praecox Johnson, 1930, in the chicken

P. L. Long, 1967, Parasitology.

Coccidiosis of Man and Domestic Animals

Peter L. Long, P. L. Long, 2017 .

The pathogenicity, immunogenicity and endogenous development of a precocious line of Eimeria brunetti.

M. McKenzie, J. Johnson, P. L. Long, 1986, Avian Pathology.

Eimeria tenella, Eimeria necatrix, and Eimeria adenoeides: peripheral blood leukocyte response of chickens and turkeys to strains adapted to the turkey embryo.

M. Kogut, P. L. Long, T. Gore, 1984, Experimental parasitology.

Eimeria tenella : Resistance to and its Transference from one Caecum to the other in Individual Fowls

P. L. Long, C. Horton‐Smith, J. Beattie, 1961 .