Bone Involvement in Rheumatoid Arthritis and Spondyloartritis: An Updated Review.

bone tissue erosions new bone formation osteoimmunology rheumatoid arthritis spondyloarthritis

Journal

Biology
ISSN: 2079-7737
Titre abrégé: Biology (Basel)
Pays: Switzerland
ID NLM: 101587988

Informations de publication

Date de publication:
09 Oct 2023
Historique:
received: 11 09 2023
revised: 02 10 2023
accepted: 06 10 2023
medline: 27 10 2023
pubmed: 27 10 2023
entrez: 27 10 2023
Statut: epublish

Résumé

Several rheumatologic diseases are primarily distinguished by their involvement of bone tissue, which not only serves as a mere target of the condition but often plays a pivotal role in its pathogenesis. This scenario is particularly prominent in chronic inflammatory arthritis such as rheumatoid arthritis (RA) and spondyloarthritis (SpA). Given the immunological and systemic nature of these diseases, in this review, we report an overview of the pathogenic mechanisms underlying specific bone involvement, focusing on the complex interactions that occur between bone tissue's own cells and the molecular and cellular actors of the immune system, a recent and fascinating field of interest defined as osteoimmunology. Specifically, we comprehensively elaborate on the distinct pathogenic mechanisms of bone erosion seen in both rheumatoid arthritis and spondyloarthritis, as well as the characteristic process of aberrant bone formation observed in spondyloarthritis. Lastly, chronic inflammatory arthritis leads to systemic bone involvement, resulting in systemic bone loss and consequent osteoporosis, along with increased skeletal fragility.

Identifiants

pubmed: 37887030
pii: biology12101320
doi: 10.3390/biology12101320
pmc: PMC10604370
pii:
doi:

Types de publication

Journal Article Review

Langues

eng

Références

J Cell Biochem. 1994 Jul;55(3):273-86
pubmed: 7962158
Mol Biol Rep. 2022 May;49(5):3927-3937
pubmed: 35218446
Trends Genet. 2003 Aug;19(8):458-66
pubmed: 12902164
Int Immunopharmacol. 2018 Jun;59:227-232
pubmed: 29665496
Clin Rheumatol. 2020 Apr;39(4):1121-1130
pubmed: 31865506
Nat Rev Immunol. 2008 Jul;8(7):523-32
pubmed: 18566595
Bone. 2015 Jun;75:183-91
pubmed: 25746795
Int J Mol Sci. 2020 Feb 13;21(4):
pubmed: 32069819
Cytokine. 2021 Oct;146:155655
pubmed: 34332274
Dev Cell. 2002 Dec;3(6):889-901
pubmed: 12479813
Front Immunol. 2019 Dec 13;10:2925
pubmed: 31921183
J Immunol. 2010 Aug 1;185(3):1485-91
pubmed: 20581147
J Bone Miner Res. 2012 Apr;27(4):938-49
pubmed: 22190281
Immun Ageing. 2020 Oct 14;17:30
pubmed: 33072163
Arthritis Rheum. 2008 Oct;58(10):3041-50
pubmed: 18821671
Arthritis Rheumatol. 2021 Jun;73(6):921-930
pubmed: 33314699
PLoS One. 2014 Jan 21;9(1):e86105
pubmed: 24465901
J Exp Med. 2006 Nov 27;203(12):2673-82
pubmed: 17088434
Arthritis Rheum. 2005 Nov;52(11):3448-59
pubmed: 16258900
Annu Rev Med. 2011;62:323-31
pubmed: 21073335
Life Sci. 2005 Jun 24;77(6):615-26
pubmed: 15921993
Nat Rev Rheumatol. 2021 Apr;17(4):195-212
pubmed: 33526927
Front Immunol. 2021 Sep 14;12:715997
pubmed: 34594331
Nat Rev Immunol. 2007 Apr;7(4):292-304
pubmed: 17380158
Front Immunol. 2022 Jul 01;13:922111
pubmed: 35844494
Cell Rep. 2020 Sep 8;32(10):108052
pubmed: 32905775
J Immunol. 1990 Jun 15;144(12):4579-86
pubmed: 1972160
Chin Med J (Engl). 2021 Jul 15;134(21):2583-2588
pubmed: 34267065
Clin Rheumatol. 2020 Mar;39(3):727-736
pubmed: 31970549
J Exp Med. 2000 Jan 17;191(2):275-86
pubmed: 10637272
Arch Oral Biol. 2014 Sep;59(9):897-905
pubmed: 24907519
Eur J Clin Invest. 2012 Jan;42(1):49-60
pubmed: 21749368
N Engl J Med. 2016 Oct 20;375(16):1532-1543
pubmed: 27641143
Front Endocrinol (Lausanne). 2019 Sep 10;10:578
pubmed: 31551927
Proc Natl Acad Sci U S A. 2011 Oct 18;108(42):17372-7
pubmed: 21987802
Arthritis Rheum. 2012 May;64(5):1399-406
pubmed: 22076932
Nat Med. 2012 Jul 01;18(7):1069-76
pubmed: 22772566
Ann Rheum Dis. 2015 Jan;74(1):e4
pubmed: 25326218
Ann Rheum Dis. 2023 May;82(5):630-638
pubmed: 36737106
Front Immunol. 2021 Mar 08;12:601518
pubmed: 33763060
Ther Adv Musculoskelet Dis. 2020 Oct 30;12:1759720X20969260
pubmed: 33240403
Front Immunol. 2012 Apr 13;3:77
pubmed: 22566958
J Clin Invest. 2021 Mar 15;131(6):
pubmed: 33720039
Biochim Biophys Acta Rev Cancer. 2021 Dec;1876(2):188619
pubmed: 34454048
Nature. 2003 May 15;423(6937):356-61
pubmed: 12748655
Sci Transl Med. 2016 Mar 16;8(330):330ra35
pubmed: 27089204
Arthritis Res Ther. 2006;8(3):R64
pubmed: 16569263
Rheumatology (Oxford). 2007 Feb;46(2):342-9
pubmed: 16899498
Calcif Tissue Int. 2014 Jan;94(1):25-34
pubmed: 24002178
Clin Exp Immunol. 2017 Jul;189(1):1-11
pubmed: 28419440
J Clin Invest. 2003 Mar;111(6):821-31
pubmed: 12639988
Int J Mol Sci. 2020 Sep 11;21(18):
pubmed: 32933018
Nat Commun. 2016 Mar 11;7:10928
pubmed: 26965320
Int J Rheum Dis. 2022 Jan;25(1):56-60
pubmed: 34806316
Arthritis Rheum. 2011 Aug;63(8):2329-39
pubmed: 21520013
J Immunol. 2009 Aug 1;183(3):1862-70
pubmed: 19587010
Medicine (Baltimore). 2018 Dec;97(51):e13733
pubmed: 30572513
Int Immunopharmacol. 2021 Apr;93:107392
pubmed: 33529910
Arthritis Res Ther. 2016 Oct 6;18(1):226
pubmed: 27716332
Spine (Phila Pa 1976). 1997 Dec 15;22(24 Suppl):12S-16S
pubmed: 9431639
Curr Opin Rheumatol. 2016 Jan;28(1):89-96
pubmed: 26599385
Sci Rep. 2018 May 16;8(1):7731
pubmed: 29769586
Front Med (Lausanne). 2023 Mar 22;10:956127
pubmed: 37035302
Nat Immunol. 2019 Dec;20(12):1631-1643
pubmed: 31740799
Arthritis Res Ther. 2013 Oct 03;15(5):R143
pubmed: 24286140
Nat Rev Endocrinol. 2016 Sep;12(9):518-32
pubmed: 27312863
Cell Mol Immunol. 2023 Mar;20(3):217-251
pubmed: 36725964
Ann Rheum Dis. 2016 Apr;75(4):721-9
pubmed: 26612338
J Exp Med. 2007 Jan 22;204(1):41-7
pubmed: 17227914
Eur J Immunol. 2007 Mar;37(3):747-57
pubmed: 17304626
Calcif Tissue Int. 2016 May;98(5):438-45
pubmed: 26645432
Cell Tissue Res. 2014 Jan;355(1):23-33
pubmed: 24292720
Stem Cell Res Ther. 2019 Dec 5;10(1):375
pubmed: 31805984
Calcif Tissue Int. 2017 Oct;101(4):375-383
pubmed: 28534161
Bone. 2009 May;44(5):772-6
pubmed: 19442629
Int J Biochem Cell Biol. 2009 Apr;41(4):733-5
pubmed: 18725317
Gut. 2015 Jul;64(7):1072-81
pubmed: 25298539
J Clin Invest. 2012 May;122(5):1791-802
pubmed: 22505457
Annu Rev Immunol. 2015;33:747-85
pubmed: 25706098
J Exp Med. 2023 Sep 4;220(9):
pubmed: 37261457
QJM. 2010 Mar;103(3):139-46
pubmed: 19926660
Arthritis Res Ther. 2017 Dec 01;19(1):263
pubmed: 29191223
Sci Rep. 2018 Sep 10;8(1):13551
pubmed: 30202094
J Clin Invest. 2001 Feb;107(3):305-15
pubmed: 11160154
Semin Immunopathol. 2021 Apr;43(2):193-206
pubmed: 33544244
Arthritis Rheum. 2009 Nov;60(11):3257-62
pubmed: 19877044
Nat Rev Rheumatol. 2022 Jul;18(7):415-429
pubmed: 35705856
J Exp Med. 2007 Mar 19;204(3):481-7
pubmed: 17353366
Front Immunol. 2018 Sep 25;9:2226
pubmed: 30319661
Nat Rev Rheumatol. 2012 Nov;8(11):656-64
pubmed: 23007741
Ann Rheum Dis. 2015 Jul;74(7):1387-93
pubmed: 24651623
J Biol Chem. 2006 Apr 28;281(17):11846-55
pubmed: 16461346
Arthritis Rheum. 2007 Dec;56(12):4104-12
pubmed: 18050211
Arthritis Rheum. 2013 Oct;65(10):2645-54
pubmed: 23818109
Joint Bone Spine. 2016 Jan;83(1):43-6
pubmed: 26494593
Cytokine. 2008 Aug;43(2):165-73
pubmed: 18555695
Nat Rev Immunol. 2023 May;23(5):274-288
pubmed: 36257987
Arthritis Rheumatol. 2015 May;67(8):2071-5
pubmed: 25941031
Arthritis Rheum. 2011 Dec;63(12):3768-78
pubmed: 22127696
Ann Rheum Dis. 2014 May;73(5):854-60
pubmed: 23520034
Mod Rheumatol. 2023 Jan 3;33(1):96-103
pubmed: 35234889
Subcell Biochem. 2012;58:61-94
pubmed: 22403074
Ann Rheum Dis. 2020 Aug;79(8):1044-1054
pubmed: 32404344
Nat Rev Rheumatol. 2020 Jun;16(6):316-333
pubmed: 32393826
Proc Natl Acad Sci U S A. 2011 May 17;108(20):8402-7
pubmed: 21536877
Ther Adv Musculoskelet Dis. 2021 Sep 20;13:1759720X211045263
pubmed: 34567275
Rheumatology (Oxford). 2006 Oct;45(10):1197-200
pubmed: 16567356
Arthritis Rheum. 1984 Aug;27(8):857-63
pubmed: 6466394
Exp Ther Med. 2020 Oct;20(4):3493-3497
pubmed: 32905121
Muscles Ligaments Tendons J. 2014 Nov 17;4(3):333-42
pubmed: 25489552
Nat Rev Rheumatol. 2018 Nov;14(11):631-640
pubmed: 30266977
Rheumatology (Oxford). 2017 Mar 01;56(3):488-493
pubmed: 27940584
Int J Biol Sci. 2012;8(2):272-88
pubmed: 22298955
Front Immunol. 2020 Jan 31;11:58
pubmed: 32082321
Arthritis Rheum. 2010 May;62(5):1213-23
pubmed: 20213805
Cell Death Dis. 2019 Apr 25;10(5):350
pubmed: 31024000
Annu Rev Pharmacol Toxicol. 2006;46:355-79
pubmed: 16402909
Int J Mol Sci. 2023 Mar 08;24(6):
pubmed: 36982247
J Rheumatol. 2022 Mar;49(3):265-273
pubmed: 34853086
Mol Med Rep. 2018 May;17(5):6605-6611
pubmed: 29512766
Rheumatology (Oxford). 2016 May;55(5):891-6
pubmed: 26850991
Nature. 1999 Nov 18;402(6759):304-9
pubmed: 10580503
Nat Rev Dis Primers. 2018 Feb 08;4:18001
pubmed: 29417936
Ann Rheum Dis. 2011 Oct;70(10):1857-65
pubmed: 21798884
Int J Rheum Dis. 2023 Aug;26(8):1474-1484
pubmed: 37424166
Joint Bone Spine. 2016 Jul;83(4):394-400
pubmed: 26838262
Front Immunol. 2021 Mar 19;12:614255
pubmed: 33815371
Mol Biol Rep. 2021 Mar;48(3):2843-2852
pubmed: 33774802
Annu Rev Immunol. 2015;33:29-48
pubmed: 25861975
Semin Immunopathol. 2017 Jun;39(4):355-363
pubmed: 28597065
Front Cell Dev Biol. 2021 Apr 12;9:641162
pubmed: 33912557
Arthritis Rheumatol. 2016 Feb;68(2):430-40
pubmed: 26413886
J Rheumatol. 2009 Jan;36(1):120-6
pubmed: 19040304
J Biol Chem. 2002 Jan 25;277(4):2695-701
pubmed: 11723115
Immunity. 2008 Oct 17;29(4):628-36
pubmed: 18848474
Immunol Lett. 2010 Jan 4;127(2):100-7
pubmed: 19900478
Arthritis Rheum. 2007 Sep;56(9):2829-39
pubmed: 17763446
Front Immunol. 2014 Sep 02;5:425
pubmed: 25228904
J Bone Miner Res. 2011 Feb;26(2):229-38
pubmed: 21254230
Arthritis Rheum. 2012 Oct;64(10):3210-9
pubmed: 22736144
Br J Rheumatol. 1998 Feb;37(2):126-30
pubmed: 9569065
Nat Rev Rheumatol. 2023 Jun;19(6):363-377
pubmed: 37161083
J Cell Biochem. 2009 Nov 1;108(4):947-55
pubmed: 19728295
Ann Rheum Dis. 2014 Feb;73(2):437-45
pubmed: 23921997
J Immunol. 2009 May 15;182(10):6088-94
pubmed: 19414760
Clin Rheumatol. 2020 Feb;39(2):357-364
pubmed: 31691041
Gene. 2006 May 10;372:92-102
pubmed: 16513293
J Immunol. 2010 Jun 15;184(12):7238-46
pubmed: 20483756
J Musculoskelet Neuronal Interact. 2008 Jul-Sep;8(3):251-6
pubmed: 18799858
Sci Transl Med. 2016 Mar 16;8(330):330ra37
pubmed: 27089206
RMD Open. 2021 Jul;7(2):
pubmed: 34330846
Ann Rheum Dis. 2017 Jun;76(6):1070-1077
pubmed: 27965257
Clin Rheumatol. 2017 Oct;36(10):2377-2381
pubmed: 28634697
Arthritis Rheum. 2011 Oct;63(10):2939-48
pubmed: 21618207
Arthritis Res Ther. 2017 Jun 15;19(1):140
pubmed: 28619118
Arthritis Rheumatol. 2016 Aug;68(8):1914-21
pubmed: 27014997
J Biol Chem. 2008 Oct 24;283(43):29593-601
pubmed: 18728019
J Bone Miner Res. 2014 Nov;29(11):2382-91
pubmed: 24771481
Nat Commun. 2015 Mar 31;6:6637
pubmed: 25824719
Arthritis Res Ther. 2017 Jul 19;19(1):163
pubmed: 28724396
BMC Musculoskelet Disord. 2013 Jan 23;14:40
pubmed: 23343469
Arthritis Rheumatol. 2019 Feb;71(2):258-270
pubmed: 30225992
Physiol Rev. 2017 Oct 1;97(4):1295-1349
pubmed: 28814613
Proc Natl Acad Sci U S A. 2013 Jun 25;110(26):10729-34
pubmed: 23754379
Joint Bone Spine. 2006 Mar;73(2):132-8
pubmed: 16377230
Mediators Inflamm. 2019 Aug 14;2019:8659302
pubmed: 31485194
Ann Rheum Dis. 2018 Sep;77(9):1295-1302
pubmed: 29945918
PLoS One. 2015 Aug 27;10(8):e0134974
pubmed: 26313358
Arthritis Rheum. 2008 Sep;58(9):2694-9
pubmed: 18759270
Arthritis Res Ther. 2018 Jun 7;20(1):115
pubmed: 29880011
Curr Opin Pharmacol. 2015 Jun;22:41-50
pubmed: 25854704
Nat Rev Rheumatol. 2017 Sep 22;13(10):630
pubmed: 28935945
Ann Rheum Dis. 2015 Jun;74(6):1284-92
pubmed: 24567524
Semin Arthritis Rheum. 2015 Jun;44(6):646-51
pubmed: 25701499
Bone Res. 2022 Jul 18;10(1):48
pubmed: 35851054
Ann Rheum Dis. 2014 Aug;73(8):1455-61
pubmed: 24812292
Clin Rheumatol. 2019 Feb;38(2):465-475
pubmed: 30206711
Arthritis Rheum. 2013 Aug;65(8):2123-31
pubmed: 23666508
Sci Adv. 2022 Apr 8;8(14):eabl8054
pubmed: 35385310
Immune Netw. 2019 Feb 20;19(1):e2
pubmed: 30838157
Arthritis Rheum. 2000 May;43(5):1001-9
pubmed: 10817552
J Bone Miner Res. 1999 Sep;14(9):1513-21
pubmed: 10469279
Arthritis Res Ther. 2006;8(5):R143
pubmed: 16925803
Arthritis Res Ther. 2007;9(5):R96
pubmed: 17888176
J Biol Chem. 2008 Apr 25;283(17):11535-40
pubmed: 18296709
Front Immunol. 2021 Feb 04;11:625034
pubmed: 33613566
Bone Rep. 2020 May 15;12:100282
pubmed: 32478145
Ann Rheum Dis. 2016 Jun;75(6):1187-95
pubmed: 26025971
Sci Rep. 2018 Feb 22;8(1):3492
pubmed: 29472591
Int J Mol Med. 2013 Apr;31(4):769-77
pubmed: 23403591
Eur J Immunol. 2017 Jun;47(6):1062-1074
pubmed: 28386999
Arthritis Rheum. 2008 May;58(5):1324-31
pubmed: 18438853
Front Immunol. 2023 Jul 12;14:1193357
pubmed: 37503346
Ther Adv Musculoskelet Dis. 2010 Oct;2(5):247-56
pubmed: 22870451
Calcif Tissue Int. 2022 Apr;110(4):393-420
pubmed: 35066596
Arthritis Rheum. 2013 Mar;65(3):543-51
pubmed: 23233285
Arthritis Rheum. 2010 Jan;62(1):150-8
pubmed: 20039407
Z Rheumatol. 2023 Jan;82(Suppl 1):51-58
pubmed: 34545431
Ann Rheum Dis. 2015 Dec;74(12):2151-6
pubmed: 25115448
Am J Pathol. 1998 Apr;152(4):943-51
pubmed: 9546355
Arthritis Res Ther. 2010;12(4):R164
pubmed: 20796300
Arthritis Care Res (Hoboken). 2015 Dec;67(12):1739-49
pubmed: 26097039
Curr Opin Rheumatol. 2017 Jul;29(4):287-292
pubmed: 28376064
Osteoporos Int. 2022 Jan;33(1):1-12
pubmed: 34432115
JCI Insight. 2020 Jul 9;5(13):
pubmed: 32484790
Nat Rev Immunol. 2019 Oct;19(10):626-642
pubmed: 31186549
Biomed Res Int. 2018 Oct 15;2018:7402947
pubmed: 30410938
Blood. 2004 Dec 15;104(13):4029-37
pubmed: 15308576
Springer Semin Immunopathol. 2003 Aug;25(1):19-33
pubmed: 12904889
J Rheumatol. 2018 May;45(5):630-637
pubmed: 29419466
Rheumatology (Oxford). 2003 Jan;42(1):123-34
pubmed: 12509625
Autoimmun Rev. 2021 Feb;20(2):102735
pubmed: 33346115
Ann Rheum Dis. 2011 Nov;70(11):2022-8
pubmed: 21742639
Arthritis Res Ther. 2012 Nov 12;14(6):R245
pubmed: 23146195
Int J Rheum Dis. 2023 Mar;26(3):413-414
pubmed: 36859756
J Leukoc Biol. 1995 Aug;58(2):209-16
pubmed: 7543921
Osteoporos Int. 2018 Jun;29(6):1263-1275
pubmed: 29546507
Metabolism. 2015 Jan;64(1):105-13
pubmed: 25497343
J Bone Miner Res. 2016 Mar;31(3):630-9
pubmed: 26420546
Nat Rev Rheumatol. 2016 May;12(5):251
pubmed: 27044758
Front Med (Lausanne). 2019 Mar 19;6:45
pubmed: 30941350
Nat Rev Immunol. 2023 Jan;23(1):38-54
pubmed: 35790881
Ann Rheum Dis. 2014 Apr;73(4):710-5
pubmed: 23505240
Rheumatology (Oxford). 2020 Nov 1;59(11):3172-3180
pubmed: 32756993
Nat Immunol. 2017 Jan;18(1):104-113
pubmed: 27820809
Mediators Inflamm. 2023 Mar 31;2023:2613766
pubmed: 37035758
Curr Rheumatol Rep. 2017 Sep;19(9):55
pubmed: 28752489
Exp Mol Med. 2016 Apr 22;48:e228
pubmed: 27103566
Arthritis Rheumatol. 2019 Apr;71(4):612-625
pubmed: 30390386
Ann N Y Acad Sci. 2019 Apr;1442(1):5-16
pubmed: 30008173
Nat Med. 2007 Feb;13(2):156-63
pubmed: 17237793
Gene. 2004 Oct 27;341:19-39
pubmed: 15474285
Clin Rheumatol. 2021 Oct;40(10):4279-4288
pubmed: 34013491
Endocr Rev. 2008 Jun;29(4):403-40
pubmed: 18451259
J Clin Invest. 2005 Feb;115(2):282-90
pubmed: 15668736
Bone. 2005 Nov;37(5):601-6
pubmed: 16112634
J Bone Miner Res. 1991 Feb;6(2):183-9
pubmed: 2028836
Arthritis Res Ther. 2012 Oct 12;14(5):R216
pubmed: 23062122
Ann Rheum Dis. 2020 Oct;79(10):1327-1332
pubmed: 32660979
Pharmacol Res. 2019 Sep;147:104354
pubmed: 31306774
BMC Rheumatol. 2022 Dec 30;6(1):88
pubmed: 36581910
Front Immunol. 2019 Mar 12;10:353
pubmed: 30915067
Arthritis Res Ther. 2022 Jan 21;24(1):30
pubmed: 35063018
Proc Natl Acad Sci U S A. 2008 Dec 9;105(49):19396-401
pubmed: 19036923

Auteurs

Francesco Orsini (F)

Department of Clinical Sciences and Community Health, Università degli Studi di Milano, 20122 Milan, Italy.
Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Chiara Crotti (C)

Bone Diseases Unit, Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Gilberto Cincinelli (G)

Department of Clinical Sciences and Community Health, Università degli Studi di Milano, 20122 Milan, Italy.
Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Raffaele Di Taranto (R)

Department of Clinical Sciences and Community Health, Università degli Studi di Milano, 20122 Milan, Italy.
Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Andrea Amati (A)

Department of Clinical Sciences and Community Health, Università degli Studi di Milano, 20122 Milan, Italy.
Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Matteo Ferrito (M)

Department of Clinical Sciences and Community Health, Università degli Studi di Milano, 20122 Milan, Italy.
Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Massimo Varenna (M)

Bone Diseases Unit, Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Roberto Caporali (R)

Department of Clinical Sciences and Community Health, Università degli Studi di Milano, 20122 Milan, Italy.
Department of Rheumatology and Medical Sciences, ASST G.Pini-CTO, 20122 Milan, Italy.

Classifications MeSH