WO 2012/068299 A9 24 May 2012 (24.05.2012) P O P C T
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(12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) CORRECTED VERSION (19) World Intellectual Property Organization International Bureau (10) International Publication Number (43) International Publication Date WO 2012/068299 A9 24 May 2012 (24.05.2012) P O P C T (51) International Patent Classification: (81) Designated States (unless otherwise indicated, for every A61K 31/519 (2006.01) A61K 31/53 (2006.01) kind of national protection available): AE, AG, AL, AM, A61K 31/551 7 (2006.0 1) A61P 17/00 (2006.0 1) AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, (21) International Application Number: DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, PCT/US201 1/061062 HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, (22) International Filing Date: KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, 16 November 201 1 (16.1 1.201 1) MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, (25) Filing Language: English SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, (26) Publication Language: English TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (30) Priority Data: (84) Designated States (unless otherwise indicated, for every 61/414,334 16 November 2010 (16. 11.2010) US kind of regional protection available): ARIPO (BW, GH, 61/414,348 16 November 2010 (16. 11.2010) US GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, 61/545,033 7 October 201 1 (07. 10.201 1) us UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, (71) Applicant (for all designated States except US): UNIVER¬ DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, SITY OF SOUTHERN CALIFORNIA [US/US]; USC LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, Stevens Institute for Innovation, 1150 South Olive Street, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, Suite 2300, Los Angeles, CA 90015 (US). GW, ML, MR, NE, SN, TD, TG). (72) Inventors; and Published: (75) Inventors/Applicants (for US only): KAHN, Michael — with declaration under Article 17(2)(a); without abstract; [US/US]; 1101 East Mendocino Street, Altadena, Califor title not checked by the International Searching Authority nia 91001 (US). TEO, Jia-Ling [SG/US]; 1101 East Men docino Street, Altadena, California 91001 (US). MCMIL¬ (48) Date of publication of this corrected version: LAN, Michael [US/US]; 342 North Garfield Avenue, 20 June 2013 Apartment 4, Alhambra, California 91801 (US). ZHAO, Yi [US/US]; 812 Summit Drive, South Pasadena, Califor (15) Information about Corrections: see Notice of 20 June 2013 nia 91030 (US). WU, Yongfeng [CN/US]; 15 18 Prospect Avenue, Apartment 209, San Gabriel, California 91776 Previous Correction: (US). see Notice of 12 July 2012 (74) Agent: DAVISON, Barry L.; Davis Wright Tremaine LLP, 1201 Third Avenue, Suite 2200, Seattle, Washington 98101 (US). < 00 © o o (54) Title: CBP/CATENIN ANTAGONISTS FOR ENHANCING ASYMMETRIC DIVISION OF SOMATIC STEM CELLS (57) Abstract: CBP/CATENIN ANTAGONISTS FOR ENHANCING ASYMMETRIC DIVISION OF SOMATIC STEM CELLS FIELD OF THE INVENTION Particular aspects relate generally to aging, and more particularly to the use of CBP/Catenin (e.g., CBP/p-catenin) antagonists (e.g., ICG-001, and alkly and fatty acid ester derivatives thereof, and other compounds disclosed herein) in modulation of symmetric versus asymmetric division for treating aging and aging-related conditions (e.g., wrinkles, hyperpigmentation, dryness, redness, cracking, rosacea, firmness, elasticity, thickness, scarring, appearance). Additional aspects relate generally to the use of said CBP/Catenin (e.g., CBP/p-catenin) antagonists in treating skin related diseases (e.g., wounds, acne, sun damage, effects of aging, treatment of latent infection (e.g., HSV, HPV), viral clearance (epidermal and mucosal tissue), ulcers (diabetic and others), burns, atopic dermatitis, psoriasis, age-related skin conditions including wrinkles, hyperpigmentation, redness, rosacea, dryness, cracking, loss of firmness, loss of elasticity, thinning, and loss of vibrance, etc.) and/or for cosmetic (skin and/or hair) purposes, and in particular aspects for promoting hair growth and/or regrowth and/or pigmentation, and preventing or retarding hair loss (e.g., age-related hair loss or loss of pigmentation). Additional aspects relate to method for increasing adenosine receptor levels in in dermal cells, preferably dermal papilla cells, to facilitate hair growth. Adjunctive and combination therapy embodiments are encompassed. CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of priority to United States Provisional Patent Application Serial Nos. 61/545,033 filed October 07, 2011, 61/414,334 filed November 16, 2010, and 61/414,348 filed November 16, 2010, all incorporated herein by reference in their entirety. BACKGROUND OF THE INVENTION The decision to divide asymmetrically or symmetrically may be the major fundamental intrinsic difference between normal stem and cancer stem cells. The decision to utilize either CBP/catenin or p300/catenin driven transcription, i.e. to divide symmetrically or asymmetrically, appears to be an extremely fundamental event as it is already critical even at the 8-cell stage of embryogenesis. The ultimate decision for a cell to retain potency or initiate differentiation is dependent upon numerous inputs including the activation of different growth factors, cytokines, and hormones and the subsequent activation of different signal transduction complexes and kinase cascades, nutrient levels, oxygen levels, genetic mutations, adhesion to substratum. In the end these multiple pathways must be integrated and funneled down into a simple decision point, i.e., a yes/no binary decision. While it is known how to pharmacologically manipulate the balance of differential catenin coactivator usage (i.e., catenin/CBP versus catenin/p300) in stem/progenitor cell populations, understanding how a cell reads the enormously complex array of information from its environment to arrive at an eventual 0/1 binary decision remains to be understood. SUMMARY OF THE INVENTION According to particular aspects, as disclosed herein, the equilibrium between CBP- mediated and p300-mediated catenin transcription plays a central role in decision to divide asymmetrically or symmetrically by integrating numerous inputs including the activation of different growth factors, cytokines, and hormones and the subsequent activation of different signal transduction complexes and kinase cascades, nutrient levels, oxygen levels, genetic mutations, adhesion to substratum. CBP/catenin (e.g. beta and gamma) antagonists function by regulating human endogenous stem cells and and/or surrounding cell function. Based on animal toxicity studies, and as recognized in the art, these compounds are extremely safe at effective dose levels. Since treating aging and aging-related conditions may require long-term administration, a large safety margin is optimal to physicians and patients alike. According to particular aspects, CBP/catenin (e.g., CBP/p-catenin) antagonists can be used for modulating symmetric versus asymmetric stem cell division for treating aging and aging-related conditions. Particular aspects provide a method for treating aging or a disease of aging or at least one condition or symptom thereof, comprising administering to a subject in need thereof an amount of a CBP/catenin (e.g.,CBP/p-catenin) antagonist sufficient for increasing the number of asymmetric renewing divisions at the expense of symmetric divisions in the stem cell population, wherein a method for treating aging or a disease of aging or at least one symptom thereof is afforded. Additional aspects provide a method for treating hair loss (e.g., preventing hair loss and/or promoting hair growth or regrowth and/or pigmentation (e.g., in aging subjects), comprising administering (e.g., topically or otherwise) to a subject in need thereof an amount of a CBP/catenin (e.g., CBP/p-catenin) antagonist sufficient for increasing the number of symmetric renewing divisions at the expense of symmetric divisions in the relevant stem cell population (e.g., hair follicle or epidermal stem cells), wherein a method for treating hair loss (e.g., preventing hair loss and/or promoting hair growth; e.g., in aging subjects) is afforded. Further aspects provide methods for treating a condition or disease of the skin or at least one symptom thereof, comprising administering to a subject in need thereof an amount of a CBP/catenin (e.g., CBP/p-catenin) antagonist sufficient for treating a condition or disease of the skin or at least one symptom thereof. Exemplary preferred aspects : Particular aspects provide a method for treating aging or an age-related condition, symptom or disease, comprising: identifying a mammalian subject having somatic stem cells for least one tissue compartment or type having an age-related condition, symptom or disease; and administering to the subject a CBP/Catenin (e.g., CBP/p-catenin) antagonist in a manner and amount sufficient to provide for increasing the number of asymmetric renewing divisions relative to, or at the expense of symmetric divisions of the somatic stem cells for the at least one tissue compartment or type, wherein the age related condition, symptom or disease of the tissue compartment or type is decreased or ameliorated, wherein a method for treating aging or an age-related condition, symptom or disease is afforded. In certain aspects, the somatic stem cells for the at least one tissue compartment or type comprise quiescent somatic stem cells, and wherein administering the CBP/p-catenin antagonist comprises CBP/p-catenin antagonist-mediated activation of the quiescent somatic stem cells to enhance or accelerate asymmetric renewing divisions relative to, or at the expense of symmetric divisions among the somatic stem cells of the at least one tissue compartment or type.