Abstract: The invention provides a compound of formula I: or a salt thereof, wherein R1-R4 have any of the values described in the specification, as well as compositions comprising a compound of formula I. The compounds are useful in immunotherapy as a potential treatment, or co-treatment, for cancer or infectious diseases.

Abstract: The invention provides a compound of formula I: or a salt thereof, wherein R1-R4 have any of the values described in the specification, as well as compositions comprising a compound of formula I. The compounds are useful in immunotherapy as a potential treatment, or co-treatment, for cancer or infectious diseases.

Abstract: The invention provides a drug conjugate comprising: 1) a therapeutic agent that comprises a phosphate, phosphonate, carboxy, or phosphoramidate group, and 2) a fluorescent group linked to the phosphate, phosphonate, carboxy, or phosphoramidate group to form the corresponding ester and salts thereof. The conjugates are useful for therapy and as probes. The invention also provides therapeutic methods for treating diseases with conjugates of the invention as well as methods for determining optimal dosages of a conjugate or a therapeutic agent for a given patient using a conjugate of the invention.

Abstract: The invention provides a drug conjugate comprising: 1) a therapeutic agent that comprises a phosphate, phosphonate, carboxy, or phosphoramidate group, and 2) a fluorescent group linked to the phosphate, phosphonate, carboxy, or phosphoramidate group to form the corresponding ester and salts thereof. The conjugates are useful for therapy and as probes.

Abstract: Compounds of formula I: and salts thereof are disclosed. Also disclosed are pharmaceutical compositions comprising a compound of formula I, processes for preparing compounds of formula I, intermediates useful for preparing compounds of formula I and therapeutic methods for treating various diseases and conditions.

Abstract: The invention provides a compound of formula (I): wherein R1-R5 have any of the values defined in the specification. The compounds are useful for the treatment of cancer and other diseases.

Abstract: The invention provides a compound of formula (I): wherein R1-R5 have any of the values defined in the specification. The compounds are useful for the treatment of cancer and other diseases.

Abstract: The invention provides fluorescent schweinfurthin analogs of formula (I) which are useful as probes and for the treatment of cancer and other diseases.

Abstract: Methods and intermediates for preparing enantiomerically enriched Schweinfurthin analogs which are useful for the treatment of cancer, as well as novel Schweinfurthin analogs having anti-cancer activity, compositions comprising such analogs and therapeutic methods comprising administering such analogs.

Abstract: The invention provides fluorescent schweinfurthin analogs of formula(I) which are useful as probes and for the treatment of cancer and other diseases.

Abstract: Methods and intermediates for preparing enantiomerically enriched Schweinfurthin analogs which are useful for the treatment of cancer, as well as novel Schweinfurthin analogs having anti-cancer activity, compositions comprising such analogs and therapeutic methods comprising administering such analogs.

Abstract: The invention provides methods to treat a mycobacterium infection and methods to inhibit mycobacterial polyprenyl pyrophosphate synthesis with a compound of formula I. The invention also provides novel compounds of formula I as well as salts and prodrugs thereof.

Abstract: Methods and intermediates for preparing enantiomerically enriched Schweinfurthin analogs which are useful for the treatment of cancer, as well as novel Schweinfurthin analogs having anti-cancer activity, compositions comprising such analogs and therapeutic methods comprising administering such analogs.

Abstract: Methods and intermediates for preparing enantiomerically enriched Schweinfurthin analogs which are useful for the treatment of cancer, as well as novel Schweinfurthin analogs having anti-cancer activity, compositions comprising such analogs and therapeutic methods comprising administering such analogs.

Abstract: Methods and intermediates for preparing enantiomerically enriched Schweinfurthin analogs which are useful for the treatment of cancer, as well as novel Schweinfurthin analogs having anti-cancer activity, compositions comprising such analogs and therapeutic methods comprising administering such analogs.

Abstract: The invention provides novel pyrophosphate synthase inhibitors of formula I as well as compositions comprising such inhibitors and methods for their use.