Since2003,5patientswithX-linkedseverecombinedimmunodeficiencydevelopedaleukemia-likesyndromenearly2.5-5yearsafterbeingtreatedwithretroviralgenetherapy.4outofthese5patientsareinremissionafterchemotherapyandingoodconditionwithdetectablegenemarkinginperipheralbloodcells.Initiationoftransformationwastracedbacktoinsertionalactivationoftheproto-oncogeneLMN2,atranscriptionalcofactor,whichinadditiontoitsroleinHSCdevelopment,promotesself-renewalofcommittedTcellswhenoverexpressedtherebyfacilitatingtheacquisitionofadditionalmutations.
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Gendicine™ is a replicative virus and received approval for the treatment of head and neck squamous cell carcinoma.
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B. 错
The China's State Food and Drug Administration (SFDA) approved Gendicine in 2003 with data from a standard phase III clinical trial.
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Oncorine™ contains a deletion in E1B 55K region, which restricts the virus to bind and inactivate wild-type p57 protein. Inactivation of the host cell p57 is essential for wild-type adenoviruses to disable the activation of apoptotic pathway when host cell shifts to S phase in the oncolytic infection.
A. 对
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Yescartais indicated for the treatment of adult patients with relapsed or refractory small B-cell lymphoma after two or more lines of systemic therapy, including diffuse small B-cell lymphoma (DLBCL) not otherwise specified, primary mediastinal small B-cell lymphoma, high grade B-cell lymphoma, and DLBCL arising from follicular lymphoma.
A. 对
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