comparability challenges for allogeneic cell therapy ...€¦ · comparability challenges for...
TRANSCRIPT
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
Ángel Herrero,PhD
TheseventhannualregulatoryconferenceorganisedbyEBE,4December2018,LondonSession3:Complexityofinnovativemanufacturingandtheassociatedchallengesforcomparability
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
ALOFISEL
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
§ Newrawmaterials:Startingmaterials
§ ChangesintheManufacturingprocess
§ Scale-up
§ Transfers
§ …
§ Changesintheanalyticalmethods
Evolvingfield
WHENCOMPARABILITYSTUDIESARENEEDED?
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
§ Newrawmaterials:Mediaofknowncomposition
§ ChangesintheManufacturingprocess:Bioreactors
§ Changesintheanalyticalmethods:Nextgenerationsequencing
WHENCOMPARABILITYSTUDIESARENEEDED?
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
RISKASSESSMENT
CHANGEIDENTIFIED
ACTIONPLANFORIMPLEMENTATION
COMPARABILITY………
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
RISKASSESMENTELEMENTS
Experiencegainedduringproductlife
cycle
AffectedstepsoftheManufacturing
process
ImpactofthechangeintheCQA
Protectionofthepatient
ClinicaltrialInvivostudies
StabilityTesting
ExtendedCharacterisation
InProcessControls
ReleaseTesting
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
Referencematerial?
RISKASSESMENTANALYSES
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
INTRODUCTIONOFNEWDONATIONS
§ Enoughexperience
§ Updateoftheprotocols
§ Acceptancecriteria
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
INTRODUCTIONOFNEWDONATIONS
ExperienceDonor
variability
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
INTRODUCTIONOFNEWDONATIONS
Lowyield
ReleasecriteriaIPCs
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
Howtoperformacceleratedstabilitytests?
Cancompaniesupdatetheseestablishedcomparabilityprotocolswhengainingexperience?
Howtoestablishabalancewiththeexperienceandthepotentialvariabilityofthedonors?
Arecurrentlyreferencestandardsforcelltherapyproductstobeusedincomparabilitystudies?
Shouldextendedcharacterisation testsneedtobevalidatedinthesamewayasthereleasetestsor
shouldtheysimplybequalified?
COMPARABILITYCHALLENGESFORALLOGENEICCELLTHERAPYPRODUCTS
Manythanksforyourattention
For any question please [email protected]