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US 9,283,275 B2Granted
Methods and systems for treating cell proliferation disorders using plasmonics enhanced photospectral therapy (PEPST) and exciton-plasmon enhanced phototherapy (EPEP)
AssigneesDuke University, Immunolight, LLC
InventorsTuan Vo-Dinh, Frederic A. Bourke, Jr.
Life of this patent
Estimating the term…
Abstract
The use of plasmonics enhanced photospectral therapy (PEPST) and exiton-plasmon enhanced phototherapy (EPEP) in the treatment of various cell proliferation disorders, and the PEPST and EPEP agents and probes used therein.
Claims20
A method for treating a cell proliferation disorder in a subject, comprising:
- (1) administering to the subject an effective amount of a pharmaceutical composition comprising:
- at least one activatable pharmaceutical agent capable of activation and of causing non-lytic cell death upon activation, wherein the at least one activatable pharmaceutical agent is a psoralen or a coumarin;
- at least one plasmonics-active agent capable of enhancing or modifying energy, wherein the at least one plasmonics-active agent is at least one member selected from the group consisting of gold, silver, platinum, palladium, nickel, ruthenium, rhenium, copper, and cobalt;
- at least one energy modulation agent capable of activating the at least one activatable pharmaceutical agent when energized, wherein the at least one energy modulation agent is at least one member selected from the group consisting of CdS, CsCl, ZnS, Er3+ doped BaTiO3, Yb3+ doped CsMnCl3, CdTe, CdSe, ZnO, CdS, Y2O3, MgS, CaS, SrS, BaS, BaF2, BaFBr, BaTiO3, ZnS:Mn,Er;
- ZnSe:Mn,Er;
- MgS:Mn,Er;
- CaS:Mn,Er;
- ZnS:Mn,Yb;
- ZnSe:Mn,Yb;
- MgS:Mn,Yb;
- CaS:Mn,Yb;
- ZnS:Tb3+, Er3+;
- ZnS:Tb3+;
- Y2O3:Tb3+;
- Y2O3:Tb3+, Er3+;
- ZnS:Mn2+;
- and ZnS:Mn,Er3+;
- and
- a pharmaceutically acceptable carrier,
- wherein the pharmaceutical composition is in a form of a plasmonics enhanced photospectral therapy (PEPST) probe comprising (a) the at least one plasmonics active agent as a plasmonics active metal nanoparticle, (b) the at least one activatable pharmaceutical agent, and (c) the at least one energy modulation agent, and has a configuration selected from the following:
- the at least one activatable pharmaceutical agent bound to the at least one energy modulation agent, which is bound to the at least one plasmonics active metal nanoparticle;
- the at least one plasmonics active metal nanoparticle having a nanocap formed of the at least one energy modulation agent, wherein the nanocap has attached thereto molecules of the at least one activatable pharmaceutical agent;
- nanoparticles of the at least one energy modulation agent having on a surface thereof a mixture of the at least one plasmonics active metal nanoparticles and the at least one activatable pharmaceutical agent;
- nanoparticles of the at least one energy modulation agent having a nanocap formed of the at least one plasmonics active metal nanoparticle, wherein the nanoparticles of the at least one energy modulation agent also have on a surface thereof molecules of the at least one activatable pharmaceutical agent;
- a core formed from the at least one plasmonics active metal nanoparticle having a nanoshell formed of the at least one energy modulation agent, wherein the nanoshell has on a surface thereof molecules of the at least one activatable pharmaceutical agent;
- or
- at least one nanoparticle of the at least one plasmonics active metal nanoparticle attached to at least one nanoparticle of the at least one energy modulation agent, wherein the at least one nanoparticle of the at least one energy modulation agent has the at least one activatable pharmaceutical agent attached thereto by a detachable biochemical bond, and
- (3) applying an initiation energy from an initiation energy source to the subject,
- wherein the plasmonics-active agent enhances or modifies the applied initiation energy, such that the enhanced or modified initiation energy activates the activatable pharmaceutical agent in situ,
- thus causing the predetermined cellular change to occur, wherein said predetermined cellular change treats the cell proliferation related disorder.
27 more elements
A system for producing an auto-vaccine in a subject, comprising:
- a pharmaceutical composition comprising:
- at least one activatable pharmaceutical agent capable of activation and of causing non-lytic cell death upon activation, wherein the at least one activatable pharmaceutical agent is a psoralen or a coumarin;
- at least one plasmonics-active agent capable of enhancing or modifying energy, wherein the at least one plasmonics-active agent is at least one member selected from the group consisting of gold, silver, platinum, palladium, nickel, ruthenium, rhenium, copper, and cobalt;
- at least one energy modulation agent capable of activating the at least one activatable pharmaceutical agent when energized, wherein the at least one energy modulation agent is at least one member selected from the group consisting of CdS, CsCl, ZnS, Er3+ doped BaTiO3, Yb3+ doped CsMnCl3, CdTe, CdSe, ZnO, CdS, Y2O3, MgS, CaS, SrS, BaS, BaF2, BaFBr, BaTiO3, ZnS:Mn,Er;
- ZnSe:Mn,Er;
- MgS:Mn,Er;
- CaS:Mn,Er;
- ZnS:Mn,Yb;
- ZnSe:Mn,Yb;
- MgS:Mn,Yb;
- CaS:Mn,Yb;
- ZnS:Tb3+, Er3+;
- ZnS:Tb3+;
- Y2O3:Tb3+;
- Y2O3:Tb3+, Er3+;
- ZnS:Mn2+;
- and ZnS:Mn,Er3+;
- and
- a pharmaceutically acceptable carrier,
- wherein the pharmaceutical composition is in a form of a plasmonics enhanced photospectral therapy (PEPST) probe comprising (a) the at least one plasmonics active agent as a plasmonics active metal nanoparticle, (b) the at least one activatable pharmaceutical agent, and (c) the at least one energy modulation agent, and has a configuration selected from the following:
- the at least one activatable pharmaceutical agent bound to the at least one energy modulation agent, which is bound to the at least one plasmonics active metal nanoparticle;
- the at least one plasmonics active metal nanoparticle having a nanocap formed of the at least one energy modulation agent, wherein the nanocap has attached thereto molecules of the at least one activatable pharmaceutical agent;
- nanoparticles of the at least one energy modulation agent having on a surface thereof a mixture of the at least one plasmonics active metal nanoparticles and the at least one activatable pharmaceutical agent;
- nanoparticles of the at least one energy modulation agent having a nanocap formed of the at least one plasmonics active metal nanoparticle, wherein the nanoparticles of the at least one energy modulation agent also have on a surface thereof molecules of the at least one activatable pharmaceutical agent;
- a core formed from the at least one plasmonics active metal nanoparticle having a nanoshell formed of the at least one energy modulation agent, wherein the nanoshell has on a surface thereof molecules of the at least one activatable pharmaceutical agent;
- or
- at least one nanoparticle of the at least one plasmonics active metal nanoparticle attached to at least one nanoparticle of the at least one energy modulation agent, wherein the at least one nanoparticle of the at least one energy modulation agent has the at least one activatable pharmaceutical agent attached thereto by a detachable biochemical bond;
- means for placing said pharmaceutical composition in said subject;
- and
- an initiation energy source to provide the initiation energy enhanced or modified by the plasmonics-active agent capable of activating the at least one activatable pharmaceutical agent in said target cell, wherein activation is either direct or indirect.
27 more elements
A method for causing apoptosis in a subject in vivo, comprising:
- (1) administering to the subject a pharmaceutical composition comprising:
- at least one activatable pharmaceutical agent capable of activation and of causing non-lytic cell death upon activation, wherein the at least one activatable pharmaceutical agent is a psoralen or a coumarin;
- at least one plasmonics-active agent capable of enhancing or modifying energy, wherein the at least one plasmonics-active agent is at least one member selected from the group consisting of gold, silver, platinum, palladium, nickel, ruthenium, rhenium, copper, and cobalt;
- at least one energy modulation agent capable of activating the at least one activatable pharmaceutical agent when energized, wherein the at least one energy modulation agent is at least one member selected from the group consisting of CdS, CsCl, ZnS, Er3+ doped BaTiO3, Yb3+ doped CsMnCl3, CdTe, CdSe, ZnO, CdS, Y2O3, MgS, CaS, SrS, BaS, BaF2, BaFBr, BaTiO3, ZnS:Mn,Er;
- ZnSe:Mn,Er;
- MgS:Mn,Er;
- CaS:Mn,Er;
- ZnS:Mn,Yb;
- ZnSe:Mn,Yb;
- MgS:Mn,Yb;
- CaS:Mn,Yb;
- ZnS:Tb3+, Er3+;
- ZnS:Tb3+;
- Y2O3:Tb3+;
- Y2O3:Tb3+, Er3+;
- ZnS:Mn2+;
- and ZnS:Mn,Er3+;
- and
- a pharmaceutically acceptable carrier,
- wherein the pharmaceutical composition is in a form of a plasmonics enhanced photospectral therapy (PEPST) probe comprising (a) the at least one plasmonics active agent as a plasmonics active metal nanoparticle, (b) the at least one activatable pharmaceutical agent, and (c) the at least one energy modulation agent, and has a configuration selected from the following:
- the at least one activatable pharmaceutical agent bound to the at least one energy modulation agent, which is bound to the at least one plasmonics active metal nanoparticle;
- the at least one plasmonics active metal nanoparticle having a nanocap formed of the at least one energy modulation agent, wherein the nanocap has attached thereto molecules of the at least one activatable pharmaceutical agent;
- nanoparticles of the at least one energy modulation agent having on a surface thereof a mixture of the at least one plasmonics active metal nanoparticles and the at least one activatable pharmaceutical agent;
- nanoparticles of the at least one energy modulation agent having a nanocap formed of the at least one plasmonics active metal nanoparticle, wherein the nanoparticles of the at least one energy modulation agent also have on a surface thereof molecules of the at least one activatable pharmaceutical agent;
- a core formed from the at least one plasmonics active metal nanoparticle having a nanoshell formed of the at least one energy modulation agent, wherein the nanoshell has on a surface thereof molecules of the at least one activatable pharmaceutical agent;
- or
- at least one nanoparticle of the at least one plasmonics active metal nanoparticle attached to at least one nanoparticle of the at least one energy modulation agent, wherein the at least one nanoparticle of the at least one energy modulation agent has the at least one activatable pharmaceutical agent attached thereto by a detachable biochemical bond;
- and
- (2) applying an initiation energy from an initiation energy source to the subject,
- wherein the plasmonics-active agent enhances or modifies the applied initiation energy, such that the enhanced or modified initiation energy activates the activatable pharmaceutical agent in situ,
- thus causing the at least one pharmaceutical agent to induce apoptosis in vivo.
28 more elements
Dependencies are inferred from the claim text.