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Frederic J. Hoerr
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Journal Articles

Testicular Atrophy and Epididymitis-Orchitis Associated with Infectious Bronchitis Virus in Broiler Breeder Roosters

Rodrigo A. Gallardo, Ana P. da Silva, Robin Gilbert, Matilde Alfonso, Alan Conley ...
Journal: Avian Diseases
Avian Dis (2022) 66 (1): 112–118.
https://doi.org/10.1637/21-00108
Published: 20 January 2022
View article titled, Testicular Atrophy and Epididymitis-Orchitis Associated with Infectious Bronchitis Virus in Broiler Breeder Roosters
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Journal Articles

The Pathology of Infectious Bronchitis

Frederic J. Hoerr
Journal: Avian Diseases
Avian Dis (2021) 65 (4): 600–611.
https://doi.org/10.1637/aviandiseases-D-21-00096
Published: 08 December 2021
View article titled, The Pathology of Infectious Bronchitis
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Journal Articles

Histopathologic Lesion Scoring and Histomorphometric Methods for Measuring Vaccine Reactions in the Trachea of Broiler Chickens

Floyd D. Wilson, Alejandro Banda, Frederic J. Hoerr, Ivan Alvarado, Eric Orozco ...
Journal: Avian Diseases
Avian Dis (2020) 65 (1): 18–25.
https://doi.org/10.1637/aviandiseases-D-20-00085
Published: 20 August 2020
View article titled, Histopathologic Lesion Scoring and Histomorphometric Methods for Measuring Vaccine Reactions in the Trachea of Broiler Chickens
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Journal Articles

A Field Study of Histologic and Bacteriologic Characterization of Femoral Head Separation and Femoral Head Necrosis

Floyd D. Wilson, Craig L. Wyatt, Philip A. Stayer, Joan S. Schrader, Katie A. Burchfield ...
Journal: Avian Diseases
Avian Dis (2020) 64 (4): 571–581.
https://doi.org/10.1637/0005-2086-64.4.571
Published: 11 August 2020
View article titled, A Field Study of Histologic and Bacteriologic Characterization of Femoral Head Separation and Femoral Head Necrosis
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Journal Articles

Disarticulation-Associated Femoral Head Separation in Clinically Normal Broilers: Histologic Documentation of Underlying and Predisposing Cartilage Abnormalities

Floyd D. Wilson, Phil Stayer, Lanny W. Pace, Frederic J. Hoerr, Danny L. Magee
Journal: Avian Diseases
Avian Dis (2019) 63 (3): 495–505.
https://doi.org/10.1637/19-00090.1
Published: 11 June 2019
View article titled, Disarticulation-Associated Femoral Head Separation in Clinically Normal Broilers: Histologic Documentation of Underlying and Predisposing Cartilage Abnormalities
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Journal Articles

Infectious Bronchitis Virus in Testicles and Venereal Transmission

Rodrigo A. Gallardo, Frederic J. Hoerr, Wallace D. Berry, Vicky L. van Santen, Haroldo Toro
Journal: Avian Diseases
Avian Dis (2011) 55 (2): 255–258.
https://doi.org/10.1637/9592-102910-Reg.1
Published: 01 June 2011
View article titled, Infectious Bronchitis Virus in Testicles and Venereal Transmission
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Journal Articles

Clinical Aspects of Immunosuppression in Poultry

Frederic J. Hoerr
Journal: Avian Diseases
Avian Dis (2010) 54 (1): 2–15.
https://doi.org/10.1637/8909-043009-Review.1
Published: 01 March 2010
View article titled, Clinical Aspects of Immunosuppression in Poultry
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Journal Articles

Biological Characteristics of Chicken Anemia Virus Regenerated from Clinical Specimen by PCR

Vicky L. van Santen, Haroldo Toro, Frederic J. Hoerr
Journal: Avian Diseases
Avian Dis (2007) 51 (1): 66–77.
https://doi.org/10.1637/0005-2086(2007)051[0066:BCOCAV]2.0.CO;2
Published: 01 March 2007
View article titled, Biological Characteristics of Chicken Anemia Virus Regenerated from Clinical Specimen by PCR
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