1. Chen Y, Liu Q, Guo D. Emerging coronaviruses: Genome structure, replication, and pathogenesis. J Med Virol. 2020;92(4):418-23. [
DOI:10.1002/jmv.25681]
2. Rothana HA, Byrareddy SN. The epidemiology and pathogenesis of coronavirus disease (COVID-19) outbreak. J Autoimmun. 2020;109:102433. [
DOI:10.1016/j.jaut.2020.102433]
3. Huang C, Wang Y, Li X, Ren L, Zhao J, Hu Y, et al. Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China. Lancet. 2020;395(10223):497-506. [
DOI:10.1016/S0140-6736(20)30183-5]
4. Wu L, Liu J, Zhao X, Liu C, Wang W, Wang D, et al. Clinical characteristics of imported cases of COVID-19 in Jiangsu province: A multicenter descriptive study. Clin Infect Dis. 2020;71(15):706-12. [
DOI:10.1093/cid/ciaa199]
5. Rodriguez-Morales AJ, Cardona-Ospina JA, Gutiérrez-Ocampo E, Villamizar-Peña R, Holguin-Rivera Y, Escalera-Antezana JP, et al. Clinical, laboratory and imaging features of COVID-19: A systematic review and meta-analysis. Travel Med Infect Dis. 2020;34:101623. [
DOI:10.1016/j.tmaid.2020.101623]
6. Chen T, Wu D, Chen H, Yan W, Yang D, Chen G, et al. Clinical characteristics of 113 deceased patients with coronavirus disease 2019: Retrospective study. BMJ. 2020;368:m1091. [
DOI:10.1136/bmj.m1091]
7. Majidi A, Moradi O. Effect of teaching the components of spiritual intelligence on death anxiety in the elderly. SALMAND Iran J Ageing. 2018;13(1):110-23. [Persian] [
DOI:10.21859/sija.13.1.110]
8. Bahram ME, Pourvaghar MJ, Sadeh MR. Effect of 12 weeks of chosen Pilates exercise on the quality of life of healthy nonathletic people. J TOLOOE-BEHDASHT. 2014;13(1):93-103. [Persian]
9. Gleeson M. Immune function in sport and exercise. J Appl Psychol. 2007;103(2):693-9. [
DOI:10.1152/japplphysiol.00008.2007]
10. Nejati V, Kordi R, Shojaei F. Evaluation of effective motivators and barriers of physical activity in the elderly. SALMAND Iran J Ageing. 2009;4(14):52-8. [Persian]
11. Asadi Shavaki M, Salehi L. The study of physical activity among elderly of Karaj city and its relationship with some the demographic factors. Alborz Univ Med Sci. 2016;5(4):259-66. [Persian] [
DOI:10.18869/acadpub.aums.5.4.259]
12. Bahram ME, Siahkohian M, Bolboli L, Pourvaghar MJ. The effect of pilates training on immune markers in elderly men. J Health Promot Manag. 2020;9(2):56-66. [Persian]
13. Akbarpour-beni M, Alavi K. Impact of aerobic training on CD25, Interleukin-2 and salivary IgA in elderly men. FEYZ. 2012;16(1):24-30. [Persian]
14. Kabir B, Taghian F, Ghatreh Samani K. Effect of aerobic training on levels of Interleukin-18 and C-reactive protein in elderly men. J Shahrekord Univ Med Sci. 2014;16(3):8-15. [Persian]
15. Saremi A. Influence of 3 Months resistance training on C-reactive protein serum levels and muscle hypertrophy in elderly men. Salmand Iran J Ageing. 2012;7(3):30-7. [Persian]
16. Azamian Jazi A, Framarzi M, Safari Farsani F. Effects of aerobic training on soluble intercellular adhesion molecule-1 (sICAM-1) and lipid profile in overweight elderly women. J Exerc Physiol Phys Act. 2010;5:401-8. [Persian]
17. Sanian H, Matinhomaee H, Peeri M. The effect of circuit resistance training on plasma concentration of endothelin-1, nitric oxide and vascular diameter in elderly men. J Clin Res Paramed Sci. 2019;8(1):e80932. [
DOI:10.5812/jcrps.80932]
18. Mir E, Attarzadeh Hosseini SR, Mir Sayeedi M, Hejazi K. The effects of eight weeks selected combined exercises on humoral immune and hematological index in inactive older men. SALMAND Iran J Ageing. 2016;11(1):20-9. [Persian] [
DOI:10.21859/sija-110120]
19. Shimizu K, Suzuki N, Imai T, Aizawa K, Nanba H, Hanaoka Y, et al. Monocyte and T-cell responses to exercise training in elderly subjects. J Strength Cond Res. 2011;25(9):2565-72. [
DOI:10.1519/JSC.0b013e3181fc5e67]
20. Shimizu K, Kimura F, Akimoto T, Akama T, Tanabe K, Nishijima T, et al. Effect of moderate exercise training on T-helper cell subpopulations in elderly people. Exerc Immunol Rev. 2008;14:24-37.
21. Kimura F, Shimizu K, Akama T, Akimoto T, Kuno S, Kono I. The Effects of walking exercise training on immune response in elderly subjects. Aging Health Promot. 2006;4(2):508-14. [
DOI:10.5432/ijshs.4.508]
22. Akimoto T, Kumai Y, Akama E, Hayashi E, Murakami H, Soma R, et al. Effects of 12 months of exercise training on salivary secretory IgA levels in elderly subjects. Br J Sports Med. 2003;37(1):76-9. [
DOI:10.1136/bjsm.37.1.76]
23. Raso V, Benard G, Da Silva Duarte AJ, Natale VM. Effect of resistance training on immunological parameters of healthy elderly women. Med Sci Sports Exerc. 2007;39(12):2152-9. [
DOI:10.1249/mss.0b013e318156e9fa]
24. Santiago LAM , Neto LGL , Pereira GB, Leite RD, Mostarda CT, Monzani JOB, et al. Effects of resistance training on immunoinflammatory response, TNF-alpha gene expression, and body composition in elderly women. J Aging Res. 2018;2018:1467025. [
DOI:10.1155/2018/1467025]
25. Santos RVT, Viana VAR, Boscolo RA, Marques VG, Santana MG, Lira FS, et al. Moderate exercise training modulates cytokine profile and sleep in elderly people. Cytokine. 2012;60(3):731-5. [
DOI:10.1016/j.cyto.2012.07.028]
26. Woods JA, Ceddia MA, Wolters BW, Evans JK, Lu Q, McAuley E. Effects of 6 months of moderate aerobic exercise training on immune function in the elderly. Mech Ageing Dev. 1999;109:1-19. [
DOI:10.1016/S0047-6374(99)00014-7]
27. McFarlin BK, Flynn MG, Phillips MD, Stewart LK, Timmerman KL. Chronic resistance exercise training improves natural killer cell activity in older women. J Gerontol A Biol Sci Med Sci. 2005;60(10):1315-8. [
DOI:10.1093/gerona/60.10.1315]
28. Roh HT, Cho SY, So WY. A cross-sectional study evaluating the effects of resistance exercise on inflammation and neurotrophic factors in elderlywomen with obesity. J Clin Med. 2020;9(3):842. [
DOI:10.3390/jcm9030842]
29. Ahn N, Kim K. The effects of resistance elastic bands exercises on salivary IgA and salivary cortisol levels in elderly women. Biomed Res. 2018;29(5). [
DOI:10.4066/biomedicalresearch.29-17-2726]
30. Drela N, Kozdron E, Szczypiorski P. Moderate exercise may attenuate some aspects of immunosenescence. BMC Geriatr. 2004;4:8. [
DOI:10.1186/1471-2318-4-8]
31. Abd El-Kader SM, Al-Shreef FM, Al-Jiffri OH. Impact of aerobic exercise versus resisted exercise on endothelial activation markers and inflammatory cytokines among elderly. Afr Health Sci. 2019;19(4):2874-80. [
DOI:10.4314/ahs.v19i4.9]
32. Rosety I, Pery MT, Rosety J, Garcia N, Rodriguez-Pareja MA, Brenes-Martin F, et al. Circuit resistance training improved endothelial dysfunction in obese aged women. Nutr Hosp. 2016;33(1):17. [Spanish] [
DOI:10.20960/nh.17]
33. Teixeira AM, Martins R, Martins M, Cunha MR. Changes in functional fitness, mood states and salivary IgA levels after exercise training for 19 weeks in elderly subjects. Int J Appl Sports Sci. 2008;20(2):16-26.
34. Song L, Kim YH, Chopra RK, Proust JJ, Nagel JE, Nordin AA, et al. Age-related effects in T cell activation and proliferation. Exp Gerontol. 1993;28(4-5):313-21. [
DOI:10.1016/0531-5565(93)90058-L]
35. Mariani E, Sgobbi S, Meneghetti A, Tadolini M, Tarozzi A, Sinoppi M, et al. Perforins in human cytolytic cells: The effect of age. Mech Ageing Dev. 1996;92(2-3):195-209. [
DOI:10.1016/S0047-6374(96)01829-5]
36. Boucher N, Dufeu-Duchesne T, Vicaut E, Farge D, Efros RB, Schächter F. CD28 expression in T cell aging and human longevity. Exp Gerontol. 1998;33(3):267-82. [
DOI:10.1016/S0531-5565(97)00132-0]
37. Alberti S, Cevenini E, Ostan R, Capri M, Salvioli S, Bucci L, et al. Age-dependent modifications of Type 1 and Type 2 cytokines within virgin and memory CD4+ T cells in humans. Mech Ageing Dev. 2006;127(6):560-6. [
DOI:10.1016/j.mad.2006.01.014]
38. Bian Y, Hiraoka S, Tomura M, Zhou XY, Yashiro-Ohhtani Y, Mori Y, et al. The capacity of the natural ligands for CD28 to drive IL-4 expression in naïve and antigen-primed CD4+ and CD8+ T cells. Int Immunol. 2005;17(1):73-83. [
DOI:10.1093/intimm/dxh188]
39. McFarlin BK, Flynn MG, Stewart LK, Timmerman KL. Carbohydrate intake during endurance exercise increases natural killer cell responsiveness to IL-2. J Appl Physiol. 2004;96(1):271-5. [
DOI:10.1152/japplphysiol.00585.2003]
40. Tsukui S, Kanda T, Nara M, Nishino M, Kondo T, Kobayashi I. Moderate-intensity regular exercise decreases serum tumor nec rosis factor-alpha and HbA1c levels in healthy women. Int J Obes Relat Metab Disord. 2000;24(9):1207-11. [
DOI:10.1038/sj.ijo.0801373]
41. Matsumoto A, Seki Y, Watanabe R, Hayashi K, Johnston JA, Harada Y, et al. A role of suppressor of cytokine signaling 3 (SOCS3/CIS3/SSI3) in CD28-mediated interleukin 2 production. J Exp Med. 2003;197(4):425-36. [
DOI:10.1084/jem.20020939]
42. Kohut ML, Thompson JR, Lee W, Cunnick JE. Exercise training-induced adaptations of immune response are mediated by beta-adrenergic receptors in aged but not young mice. J Appl Physiol. 2004;96(4):1312-22. [
DOI:10.1152/japplphysiol.00792.2003]
43. Nobrega OT, Faleiros VP, Telles JL. Gerontology in the developing Brazil: Achievements and challenges in public policies. Geriatr Gerontol Int. 2009;9(2):135-9. [
DOI:10.1111/j.1447-0594.2008.00499.x]
44. Amani Shalamzari S, Agha Alinejad H, Gharakhanlou R, Molanouri Shamsi M, Talebi Badrabadi K. The effect of body composition and physical activity on basal levels of insulin, glucose, IL-18, IL-6 & CRP and their relationship with insulin resistance. Iran J Endocrinol Metab. 2009;11(6):699-706. [Persian]
45. Timmerman KL, Flynn MG, Coen PM, Markofski MM, Pence BD. Exercise training-induced lowering of inflammatory (CD14+CD16+) monocytes: A role in the anti-inflammatory influence of exercise?. J Leukoc Biol. 2008;84(5):1271-8. [
DOI:10.1189/jlb.0408244]
46. Wang J, Song H, Tang X, Yang Y, Vieira VJ, Niu Y, et al. Effect of exercise training intensity on murine T-regulatory cells and vaccination response. Scand J Med Sci Sports. 2012;22(5):643-52. [
DOI:10.1111/j.1600-0838.2010.01288.x]
47. Barton M. Cholesterol and atherosclerosis: Modulation by oestrogen. Curr Opin Lipidol. 2013;24(3):214-20. [
DOI:10.1097/MOL.0b013e3283613a94]
48. Nadaud S, Philippe M, Arnal JF, Michel JB, Soubrier F. Sustained increase in aortic endothelial nitric oxide synthase expression in vivo in a model of chronic high blood flow. Circ Res. 1996;79(4):857-63. [
DOI:10.1161/01.RES.79.4.857]
49. Miletic ID, Schiffman SS, Miletic VD, Sattely-Miller EA. Salivary IgA secretion rate in young and elderly persons. Physiol Behav. 1996;60(1):243-8. [
DOI:10.1016/0031-9384(95)02161-2]
50. Abdelbasset WK. Stay home: Role of physical exercise training in elderly individuals' ability to face the COVID-19 infection. J Immunol Res. 2020;2020:8375096. [
DOI:10.1155/2020/8375096]