Food and Drug Administration

Transmissible Spongiform Encephalopathies

Advisory Committee

Monday, October 31, 2005

Holiday Inn Bethesda

 

 8:00 a.m.

Administrative Remarks

William Freas, PhD, CBER, Executive      Secretary TSEAC

 8:10

Recognition of Committee Service

Jesse L. Goodman, MD, MPH                               Director, CBER

 8:15

Opening Remarks

Suzette Priola, PhD, NIAID, NIH, Chairperson TSEAC

Informational Presentations

 

 

 8:20

Update on US and worldwide BSE status

Lisa Ferguson, DVM, APHIS, USDA

 8:35

Scientific issues in evaluating products intended to decontaminate surgical instruments exposed to TSE agents: discussions of a recent FDA Device Panel

Sheila Murphey, MD,  CDRH

 

Topic 1: Progress Report on FDA’s Risk Assessment for Potential Exposure to Variant Creutzfeldt-Jakob Disease in Human Plasma-Derived Antihemophilic Factor (FVIII) Products

 8:50

Introduction and Questions to the Committee

Dorothy Scott, MD, OBRR, CBER

 9:00

Variant CJD risk associated with human plasma derivatives:  Introduction and overview of risk model

Steven Anderson, PhD, OBE, CBER

  9:30

Update on vCJD in UK and other countries: estimates of prevalence

Azra C. Ghani, PhD, London School of Hygiene and Tropical Medicine

Richard Knight, MD UK, Director, CJD Surveillance Unit, Edinburgh

10:30

Break

 

10:50

Modeling risk of vCJD in US donors – residual risk and efficiency of donor deferral

Alan Williams, PhD, OBRR, CBER

11:05

VCJD infectivity of plasma – estimates from experimental models

David Asher, MD, OBRR, CBER

11:15

Review of TSE clearance in FVIII product manufacturing

Dorothy Scott, MD, OBRR, CBER

11:30

FVIII product usage in clinical settings

Mark Weinstein, PhD, OBRR, CBER

 

 

 

 

 

 

TSEAC Agenda, October 31, 2005, (continued)

 

11:45

Open Public Hearing (30 min)

 

12:15                Lunch

 1:15                Committee discussion and recommendations

 

Topic 2:  Labeling Claims for Filters Intended to Remove TSE Infectivity from Blood Components

 2:45

Prospects for reduction or removal of TSE agent infectivity from blood components by filtration and criteria for allowing claims: Introduction

Jaroslav Vostal, MD, PhD, OBRR, CBER

 3:00

Evaluation of prion reduction filters

Marc Turner, MB ChB, PhD, FCRP(Lond) University of Edinburgh

 3:10

Performance of Pall Corporation Leukoreduction filters on TSE infectivity of blood components: experimental studies and European experience

Dr. Sam Coker,                                        Pall Corporation

 3:30

Selection and performance of resin-bound ligands for removal of TSE infectivity from plasma

Robert Rohwer, PhD, PRDT (with ProMetic and ARC), Rockville MD

 3:50

Other industry/academic filter/chromatography developer

Dr. Ralph Zahn, CEO                   Alicon AG, Schlieren, Switzerland

 4:10

Open Public Hearing

 

 4:40

Committee discussion and recommendations

 

 5:30              Adjourn