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A Method Of Identification Of Compounds That Inhibit Skin Pigmentation And Uses Thereof

Abstract: The present disclosure relates to a process of identification of bioactives that inhibit melanin synthesis. The disclosure specifically relates to assaying for up-regulation of microRNAs implicated in negative regulation in genes involved in melanogenesis. The disclosure also provides compositions comprising microRNA(s) that inhibit proteins involved in melanin synthesis.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
03 February 2014
Publication Number
32/2015
Publication Type
INA
Invention Field
PHARMACEUTICALS
Status
Email
lsmds@lakshmisri.com
Parent Application
Patent Number
Legal Status
Grant Date
2020-10-14
Renewal Date

Applicants

ITC LIMITED
ITC LIFE SCIENCES & TECHNOLOGY CENTRE #3, 1st Main, Peenya Industrial Area, Phase 1, Bangalore 560 058

Inventors

1. MUTHAIYAH, Balu
ITC R&D centre, Peenya Industrial Area, Ist Phase, Bangalore- 560 058
2. BANDHYOPADHYAY, Balaji
ITC R&D centre, Peenya Industrial Area, Ist Phase, Bangalore- 560 058
3. CHANDRASEKHARAN, Lakshmanan Chittur
ITC R&D centre, Peenya Industrial Area, Ist Phase, Bangalore- 560 058

Specification

CLIAMS:1. A method of identification of bioactives that inhibit melanin synthesis, wherein the method comprises:
a. obtaining a bioactive with melanin synthesis inhibition potential;
b. contacting the bioactive from (a) with a cell capable of producing melanin; and
c. assaying the transcript levels of microRNAs
wherein, the up-regulation of microRNAs is indicative of ability of the bioactive to inhibit melanin synthesis.
2. The method as claimed in claim 1, wherein the cell is melanocyte.
3. The method as claimed in claim 1, wherein the microRNAs are selected from the group consisting of miR-BART12, miR-BART13, miR-BART16, miR-BART19-3p, let-7a-5p, let-7b-5p, let-7c, let-7d-5p, let-7e-5p, let-7f-5p, let-7g-5p, let-7i-5p, miR-100-5p, miR-103a-3p, miR-106b-5p, miR-107, miR-10a-5p, miR-10b-5p, miR-1181, miR-1202, miR-1207-5p, miR-1225-5p, miR-1246, miR-125a-3p, miR-125a-5p, miR-125b-5p, miR-1260a, miR-1260b, miR-1268a, miR-1274a_v16.0, miR-1274b_v16.0, miR-1275, miR-1280, miR-1281, miR-1290, miR-1305, miR-130a-3p, miR-130b-3p, miR-134, miR-135a-3p, miR-138-2-3p, miR-140-3p, miR-146a-5p, miR-148a-3p, miR-148b-3p, miR-150-3p, miR-151a-3p, miR-151a-5p, miR-155-5p, miR-15a-5p, miR-15b-5p, miR-16-5p, miR-17-5p, miR-181a-5p, miR-181b-5p, miR-181d, miR-185-5p, miR-188-5p, miR-1915-3p, miR-193a-3p, miR-193a-5p, miR-193b-3p, miR-193b-5p, miR-1973, miR-197-3p, miR-199a-3p, miR-19a-3p, miR-19b-3p, miR-20a-5p, miR-20b-5p, miR-210, miR-211-5p, miR-21-5p, miR-221-3p, miR-222-3p, miR-22-3p, miR-23a-3p, miR-23b-3p, miR-24-3p, miR-25-3p, miR-26a-5p, miR-26b-5p, miR-27a-3p, miR-27b-3p, miR-29a-3p, miR-29b-3p, miR-29c-3p, miR-30a-5p, miR-30b-5p, miR-30c-5p, miR-30d-5p, miR-30e-5p, miR-3152-3p, miR-31-5p, miR-3162-5p, miR-3195, miR-3196, miR-3198, miR-320a, miR-320b, miR-320c, miR-320d, miR-320e, miR-324-3p, miR-324-5p, miR-331-3p, miR-34a-5p, miR-34b-5p, miR-361-3p, miR-361-5p, miR-362-5p, miR-3651, miR-3652, miR-3653, miR-3656, miR-365a-3p, miR-3663-3p, miR-3665, miR-3679-5p, miR-371a-5p, miR-378_v17.0, miR-3937, miR-423-5p, miR-425-5p, miR-4257, miR-4271, miR-4281, miR-4284, miR-4286, miR-4298, miR-4299, miR-4306, miR-4313, miR-4327, miR-455-3p, miR-483-5p, miR-494, miR-509-3p, miR-513a-5p, miR-513b, miR-513c-5p, miR-514a-3p, miR-514b-5p, miR-532-3p, miR-548c-3p, miR-548f, miR-571, miR-572, miR-574-3p, miR-574-5p, miR-575, miR-584-5p, miR-623, miR-630, miR-638, miR-642b-3p, miR-720, miR-762, miR-874, miR-92a-3p, miR-93-5p, miR-939, miR-940, miR-98, miR-99b-5p, miR-H1*, miR-H18, miR-H6-5p, miR-H8, miR-H10, miR-H24, miR-H6, miR-K12-3, and miR-K12-5*.
4. The method as claimed in claim 3, wherein the microRNA is miR29b-3p or miR23a-3p or miR-27a-3p or miR-27b-3p or miR-155-5p or miR-25-3p or let-7d-5p.
5. The method as claimed in claim 1, wherein the microRNA inhibits the synthesis of proteins involved in melanin synthesis.
6. The method as claimed in claim 5, wherein the proteins are selected from the group consisting of MITF, TYR, TRP1, SLC24A5, SLC45A, and CREB.
7. A composition comprising microRNAs selected from the group consisting of miR-BART12, miR-BART13, miR-BART16, miR-BART19-3p, let-7a-5p, let-7b-5p, let-7c, let-7d-5p, let-7e-5p, let-7f-5p, let-7g-5p, let-7i-5p, miR-100-5p, miR-103a-3p, miR-106b-5p, miR-107, miR-10a-5p, miR-10b-5p, miR-1181, miR-1202, miR-1207-5p, miR-1225-5p, miR-1246, miR-125a-3p, miR-125a-5p, miR-125b-5p, miR-1260a, miR-1260b, miR-1268a, miR-1274a_v16.0, miR-1274b_v16.0, miR-1275, miR-1280, miR-1281, miR-1290, miR-1305, miR-130a-3p, miR-130b-3p, miR-134, miR-135a-3p, miR-138-2-3p, miR-140-3p, miR-146a-5p, miR-148a-3p, miR-148b-3p, miR-150-3p, miR-151a-3p, miR-151a-5p, miR-155-5p, miR-15a-5p, miR-15b-5p, miR-16-5p, miR-17-5p, miR-181a-5p, miR-181b-5p, miR-181d, miR-185-5p, miR-188-5p, miR-1915-3p, miR-193a-3p, miR-193a-5p, miR-193b-3p, miR-193b-5p, miR-1973, miR-197-3p, miR-199a-3p, miR-19a-3p, miR-19b-3p, miR-20a-5p, miR-20b-5p, miR-210, miR-211-5p, miR-21-5p, miR-221-3p, miR-222-3p, miR-22-3p, miR-23a-3p, miR-23b-3p, miR-24-3p, miR-25-3p, miR-26a-5p, miR-26b-5p, miR-27a-3p, miR-27b-3p, miR-29a-3p, miR-29b-3p, miR-29c-3p, miR-30a-5p, miR-30b-5p, miR-30c-5p, miR-30d-5p, miR-30e-5p, miR-3152-3p, miR-31-5p, miR-3162-5p, miR-3195, miR-3196, miR-3198, miR-320a, miR-320b, miR-320c, miR-320d, miR-320e, miR-324-3p, miR-324-5p, miR-331-3p, miR-34a-5p, miR-34b-5p, miR-361-3p, miR-361-5p, miR-362-5p, miR-3651, miR-3652, miR-3653, miR-3656, miR-365a-3p, miR-3663-3p, miR-3665, miR-3679-5p, miR-371a-5p, miR-378_v17.0, miR-3937, miR-423-5p, miR-425-5p, miR-4257, miR-4271, miR-4281, miR-4284, miR-4286, miR-4298, miR-4299, miR-4306, miR-4313, miR-4327, miR-455-3p, miR-483-5p, miR-494, miR-509-3p, miR-513a-5p, miR-513b, miR-513c-5p, miR-514a-3p, miR-514b-5p, miR-532-3p, miR-548c-3p, miR-548f, miR-571, miR-572, miR-574-3p, miR-574-5p, miR-575, miR-584-5p, miR-623, miR-630, miR-638, miR-642b-3p, miR-720, miR-762, miR-874, miR-92a-3p, miR-93-5p, miR-939, miR-940, miR-98, miR-99b-5p, miR-H1*, miR-H18, miR-H6-5p, miR-H8, miR-H10, miR-H24, miR-H6, miR-K12-3, and miR-K12-5*, wherein said microRNAs inhibit expression of proteins involved in melanin synthesis.
8. The composition as claimed in claim 7, wherein the protein is selected from the group consisting of MITF, TYR, TRP1, SLC24A5, SLC45A, and CREB.
9. A composition comprising a miRNA that inhibits melanin synthesis by inhibiting SLC45A expression, wherein the microRNA is microRNA- 29b-3P. ,TagSPECI:As Attached

Documents

Application Documents

# Name Date
1 SPEC FOR E-FILING.pdf 2014-02-05
2 FORM 5.pdf 2014-02-05
3 FORM 3.pdf 2014-02-05
4 FIG IN.pdf 2014-02-05
5 496-CHE-2014 POWER OF ATTORNEY 07-05-2014.pdf 2014-05-07
6 496-CHE-2014 CORRESPONDENCE OTHERS 07-05-2014.pdf 2014-05-07
7 496-CHE-2014 FORM-1 07-05-2014.pdf 2014-05-07
8 496-CHE-2014-FORM 18 [10-01-2018(online)].pdf 2018-01-10
9 496-CHE-2014-FER.pdf 2019-12-23
10 496-CHE-2014-FORM 4(ii) [19-06-2020(online)].pdf 2020-06-19
11 496-CHE-2014-FER_SER_REPLY [21-08-2020(online)].pdf 2020-08-21
12 496-CHE-2014-CLAIMS [21-08-2020(online)].pdf 2020-08-21
13 496-CHE-2014_Marked up Claims_Granted_349251_14-10-2020.pdf 2020-10-14
14 496-CHE-2014_Drawings_Granted_349251_14-10-2020.pdf 2020-10-14
15 496-CHE-2014_Description_Granted_349251_14-10-2020.pdf 2020-10-14
16 496-CHE-2014_Claims_Granted_349251_14-10-2020.pdf 2020-10-14
17 496-CHE-2014_Abstract_Granted_349251_14-10-2020.pdf 2020-10-14
18 496-CHE-2014-PatentCertificate14-10-2020.pdf 2020-10-14
19 496-CHE-2014-IntimationOfGrant14-10-2020.pdf 2020-10-14
20 496-CHE-2014-RELEVANT DOCUMENTS [29-09-2022(online)].pdf 2022-09-29
21 496-CHE-2014-RELEVANT DOCUMENTS [14-08-2023(online)].pdf 2023-08-14

Search Strategy

1 496_18-12-2019.pdf

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