文档介绍：Lohmann Animal Health International
Gainesville, ia, USA
Education 73-84’
BS Cal. Poly Pomona
MS Poultry Sc, Auburn
DVM, . Davis
Board certified 92’
Ken Takeshita
Foster Farms, CA
Mgr. Health Services 85-90’
Arbor Acres, CT
Dir. Poultry Health, 91-95’
Health of USA Ped., GGP, GP
Technical Support USA
Vineland Labs
Director Tech. Service;
95-01’ Worldwide
Ken Takeshita
Home office
Vacaville, CA
between Sac/SF
Mgr. Technical Services
World wide support
Concentrated effort in America’s
Lohmann Animal Health International
LAHI formed in October 2000
Merger of Vineland-MBL-Lohmann
Headquarters= Gainesville GA
Lohmann Animal Health International
Effective May 1, 2001
Technical Support Team
Dr. Ken Takeshita (USA)
Dr. Eric Lovell (USA) [Consultant]
Dr. David Shapiro (USA) [Consultant]
Dr. Greg Cutler (USA) [Consultant]
Dr. Charles Hofacre (USA) [Consultant]
Open (USA)
Open (Latin America)
Dr. Heike Scharr (Germany)
Dr. van Dijk (Germany)
Dr. Cher Yew (Singapore)
Dr. Beatriz Cardoso (Brazil)
Dr. Karen Burns (USA), 1/1/02
International trips~same; 4/yr
wherever needed worldwide
Less intense domestic travel
More focus on
customer followup
presentations/tech bulletins
trials and other projects
Inactivated IBD ines
Bursal Tissue Origin (BTO)
Chick Embryo Origin Cells (CEO)
Tissue Culture Origin (TCO)
IBD virus
bursa
TC
(Tissue Culture)
CEO
(Chick Embryo Origin)
BTO/BD
(Bursal Tissue Origin)/
(Bursal Derived)
-Chicken Embryo Fibroblast (CEF)
-Perpetual cell lines
Significant virus adaptation required
-Infected, whole chick embryos harvested
Some virus adaptation required
-SPF chickens infected bursas harvested
Virus adaptation not required
Growing the IBD virus
Bursal Tissue Origin (BTO)
or
Bursal Derived (BD)
BTO ines started in UK Early 1970’s
Originated by group of UK veterinarians
Were not happy with live IBD ines alone
Probably chose BTO because:
Easy to grow
Grew to high titer
UK government required strict potency tests
Challenge of