Chemotherapy, immunotherapy or anticancer agents within weeks Have not fully recovered from the acute toxic effects of prior anticancer therapy (e.g., chemotherapy, immunotherapy, radiation therapy) or are currently receiving cytotoxic chemotherapy, immunotherapy or radiation therapy. A minimum period of weeks / days is required between the end of prior anticancer therapy and the initiation of TB-. Treatment with any other anticancer therapy within weeks of the start of study drug (i.e., other immunotherapy, chemotherapy, radiation therapy, etc.). Any systemic anticancer therapy within weeks prior to Cycle , Day Patients who have received:\r\n* Radiation or chemotherapy =< weeks\r\n* Mitomycin C, nitrosureas, or radio-immunotherapy =< weeks, or\r\n* Immunotherapy or targeted therapy (such as kinase inhibitors) =< weeks prior to cycle day ; patients who are on ibrutinib at study entry are not required to discontinue ibrutinib for any period of time\r\n* Palliative steroids for disease related symptoms are allowed as long as dose is tapered down to an equivalent of =< mg of oral prednisone daily on cycle day Patients who have received the last administration of an anticancer therapy including chemotherapy, immunotherapy, and monoclonal antibodies =< weeks prior to starting study drug, or who have not recovered from the side effects of such therapy Has received any prior anticancer therapy for mesothelioma (no prior chemotherapy, immunotherapy, or targeted therapy) Chemotherapy or immunotherapy or any other anticancer therapy =< weeks prior to cycle day ; hydroxyurea may be continued until hours prior to first dose and at least hours before the baseline bone marrow aspiration is performed Previous chemotherapy, immunotherapy, biologically targeted therapy, other investigational agent, or radiation therapy within weeks of initiation of ibrutinib therapy or radio-immunotherapy within weeks of initiation of ibrutinib therapy Radiation, chemotherapy, or immunotherapy or any other anticancer therapy =< weeks prior to cycle day (localized radiation to a single site at least week before cycle day is permissible) Receiving other concurrent anticancer therapy (including chemotherapy, radiation, hormonal treatment, or immunotherapy, but excluding corticosteroids) within days prior to the ASCT or planning to receive any of these treatments prior to the last study visit on day + Radiation, chemotherapy, or immunotherapy or any other approved anticancer therapy =< weeks prior to cycle day Radiation, chemotherapy, or immunotherapy or any other anticancer therapy =< weeks prior to cycle day or radio-immunotherapy =< weeks prior to cycle day Any other chemotherapy, immunotherapy or anticancer agents within weeks of the first dose of study treatment. The subject has received chemotherapy, immunotherapy, or any other systemic anticancer therapy, with the exception of anti-HER therapy (e.g., trastuzumab), within days prior to the Day visit. Systemic anticancer therapy (chemotherapy, biologics, immunotherapy) less than two weeks prior to starting radiation Subject has received chemotherapy, immunotherapy or any other systemic anticancer therapy (including sorafenib) or any other investigational drug within days prior to the Day visit. Radiation, chemotherapy, or immunotherapy or any other approved anticancer therapy =< weeks prior to day - (beginning of loading phase) Radiation, chemotherapy, or immunotherapy or any other anticancer therapy =< weeks prior to cycle day ; treatment with mitomycin C or radio-immunotherapy must be completed within weeks prior to cycle day Chemotherapy, or immunotherapy for the treatment of prostate cancer within weeks of Treatment Cycle , Day Radiation, chemotherapy, immunotherapy or any other systemic anticancer therapy =< weeks prior to initiation of therapy Treatment with chemotherapy, radiation therapy, or other immunotherapy =< weeks prior to registration Radiation, chemotherapy, or immunotherapy or any other anticancer therapy ? weeks prior to Cycle Day , except ibrutinib which may be continued until one day prior to initiation of selinexor; radio-immunotherapy weeks prior to Cycle Day . Patients must have recovered to Grade ? from clinically significant adverse effects. Radiation, chemotherapy, or immunotherapy or any other anticancer therapy =< weeks prior to cycle day ; any clinical trial therapy (including investigational anti-cancer study) =< weeks prior to cycle day Patients receiving systemic anticancer therapy (chemotherapy, biologics, immunotherapy) less than weeks prior to starting radiation Approved anticancer therapy including chemotherapy or immunotherapy. Radiation, chemotherapy, immunotherapy, any other systemic anticancer therapy or participation in an investigational anti-cancer study ? weeks prior to initiation of therapy Radiation, chemotherapy, or immunotherapy or any other anticancer therapy ? weeks prior to cycle day and mitomycin C and radioimmunotherapy weeks prior to cycle day ; Radiation, chemotherapy, or immunotherapy or any other anticancer therapy ? weeks prior to cycle day and mitomycin C and radioimmunotherapy weeks prior to cycle day . Treatment of primary tumor within weeks of Day Week with surgery, radiation, chemotherapy or immunotherapy Radiation, chemotherapy, or immunotherapy or any other anticancer therapy =< weeks prior to cycle day Anticancer chemotherapy or immunotherapy during the study or within weeks prior to the first dose of study drug