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*** Drugs that inhibit TMEM16 proteins block SARS-CoV-2 spike-induced syncytia §í¨î TMEM16 ³J¥ÕªºÃĪ«¥i¥HªýÂ_ SARS-CoV-2 ¨ë¬ð»¤¾Éªº¦XMÅé www.nature.com/articles/s41586-021-03491-6
SARS-CoV-2 ¨ë¬ð³J¥Õ¹ï TMEM16 ®a±Ú¦¨ûªº¿E¬¡¥i¯à»P COVID-19 ªºµo¯f¾÷¨î¨ã¦³¯S©wªº¬ÛÃö©Ê¡A¦]¬°¥¦¥i¯à°Ñ»Pª¢¯g¡]TMEM16A «P¶i NK-£eB ¿E¬¡©M IL-6 ¤Àªc¡^¡B¦å®ê§Î¦¨¡]TMEM16F¹ï¾®¦å¹Lµ{¤¤¦å¤pªO¤¤ªº¯×½èÂZ¶Ã )¡B¤º¥Ö²ÓM¥\¯à»Ùê¥H¤ÎªÍªw¤ô¸~©M¸¡Âm(³q¹L¼W¥[´â¤Æª«¤Àªc)¬O¥²¤£¥i¤Öªº¡C¦]¦¹¡A½T©wªºÃĪ«È±o¦Ò¼{¥Î©ó COVID-19 ªvÀø¡C
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Functional expression of TMEM16A in taste bud cells physoc.onlinelibrary.wiley.com/doi/full/10.1113/JP281645 ©M Modulation of action potential firing by TMEM16A and TMEM16B proteins in mouse vomeronasal sensory neurons. ¤p¹«²p»ó·Pı¯«¸g¤¸¤¤ TMEM16A ©M TMEM16B ³J¥Õ¹ï°Ê§@¹q¦ì©ñ¹qªº½Õ¸` www.physoc.org/abstracts/modulation-of-action-potential-firing-by-tmem16a-and-tmem16b-proteins-in-mouse-vomeronasal-sensory-neurons/
SARS-CoV-2 ¬J·|¿E¬¡ TMEM16A ©M TMEM16F , «h¨ý¡B¶åıÀ³¸Ó¤£·|¨ü¼vÅT¤~¬O ? ÁÙ¬O¨ý¡B¶åı¤´¦³¨ä¥L¦hºØ¥Í²z¾÷¨î°Ñ»P¨ä¤¤ , ¨Ã¤£¨ü³æ¤@¾÷¨î©Ò¤zÂZ ?
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ANA --- ·Àã©Ê¯e¯fªºªº«n¼Ð»xª« *** Metabolomic profiles of induced pluripotent stem cells derived from patients with rheumatoid arthritis and osteoarthritis ·½¦ÛÃþ·Àã©ÊÃö¸`ª¢©M°©Ãö¸`ª¢±wªÌªº»¤¾É¦h¯à·F²ÓMªº¥NÁ²վǯS¼x link.springer.com/article/10.1186%2Fs13287-019-1408-5
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*** Gallic acid: Pharmacological activities and molecular mechanisms involved in inflammation-related diseases www.sciencedirect.com/science/article/pii/S075333222031177X
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ANCA --- ¬ÛÃö¦åºÞª¢ ( vasculitis ) ªº¥Íª«¼Ð»xª«¡C X-ANCA --- «D¨å«¬¼Ò¦¡ ANCA¥i¥H¦b¨ä¥L¯e¯f¤¤§ä¨ì¡A¨Ò¦pG¸z¹D¯e¯f ( gastrointestinal tract diseases )
*** Gallic acid reduces the effect of LPS on apoptosis and inhibits the formation of neutrophil extracellular traps ( NETs ) ¨S¹¤l»Ä°§CLPS¹ï²ÓMä¤`ªº¼vÅT¨Ã§í¨î¤¤©Ê²É²ÓMM¥~³´¨Àªº§Î¦¨ www.sciencedirect.com/science/article/pii/S0887233315002568
NETs ¦bª¢¯g³¡¦ì¤j¶q¦s¦b¡A¦pÁñ§Àª¢©MªÍª¢Ãì²yµß·P¬V±wªÌ¤¤µo²{ªº¡C¤@¨Ç¬ã¨sªí©ú NET ¤Î¨ä¦¨¤À¦b¦Û¨§K¬Ì©Ê¯e¯f¤¤ªº¯f²z¥Í²z§@¥Î¡A¨Ò¦p¤p¦åºÞª¢¡B¯T½H©ÊµÇª¢¡B¨t²Î©Ê¬õ´³¯T½H (SLE)¡B»È®h¯f©MÃþ·Àã©ÊÃö¸`ª¢¡C³Ìªñªº¬ã¨sªí©ú¡A³oºØ§@¥Î¥i¯à·|¾ÉP²Õ´·l¶Ë¡A±±¨î NETs ªºÄÀ©ñ¥i¥H¹ï¦Û¨§K¬Ì©Ê¯e¯f²£¥Í¦³¯qªº¼vÅT¡C ¦b³o¶µ¬ã¨s¤¤¡A§ÚÌÃÒ©ú GA ÅãµÛ§í¨îì¥N¤HÃþ¤¤©Ê²É²ÓM¤¤ ROS ªºÄÀ©ñ©M NET ªº§Î¦¨¡Aªí©ú³o¨âºØ²{¶H¤§¶¡¦s¦b¬ÛÃö©Ê¡C§Ú̪ºµ²ªGÁÙªí©ú¡AGA °§C¤F LPS ¦b³o¨Ç²ÓM¤¤ªº§Üä¤`§@¥Î¡C³o¨Ç§@¥Îªí©ú GA ¥i¥Î§@¬°¥Ñ¤¤©Ê²É²ÓM¿E¬¡©Ò¤¶¾É¯e¯fªºªvÀøµ¦²¤¡C
*** G¸z¹D¦Û¨§K¬Ì www.intechopen.com/chapters/54161
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*** A Tannic Acid-based Medical Food, Cesinex®, Exhibits Broad-spectrum Antidiarrheal Properties: a Mechanistic and Clinical Study www.ncbi.nlm.nih.gov/pmc/articles/PMC3244547/
Cesinex ®¦bªvÀø¸¡Âm¤è±ªí²{¥X¦³®Ä©M¦w¥þªº¯S©Ê¡CCesinex ®ªº¼sÃФîÂm§@¥Î¥iÂk¦]©ó¦hºØ¦]¯Àªººî¦X§@¥Î¡G¨ä§ïµ½¤W¥Ö«Ì»Ù¯S©Ê¡B§í¨î¸z²G¤Àªcªº¯à¤O¥H¤Î°ª§Ü®ñ¤Æ¯S©Ê¡C
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*** Tannic acid acts as an agonist of the dopamine D2L receptor, regulates immune responses, and ameliorates experimentally induced colitis in mice ³æ¹ç»Ä§@¬°¦h¤ÚÓi D2L ¨üÅ骺¿E°Ê¾¯¡A½Õ¸`§K¬Ì¤ÏÀ³¡A¨Ã§ïµ½¤p¹«¹êÅ绤¾Éªºµ²¸zª¢ www.sciencedirect.com/science/article/pii/S2666354620300363
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*** Tannic acid, a potent inhibitor of epidermal growth factor receptor tyrosine kinase pubmed.ncbi.nlm.nih.gov/16567414/
In the present study, tannic acid was found to strongly inhibit tyrosine kinase activity of epidermal growth factor receptor (EGFr) in vitro (IC50 = 323 nM)
NLRP3
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NLRP3 ª¢¯g¤pÅé¹ï³\¦h·P¬V©MÀ³¿E«H¸¹§@¥X§Ö³t¤ÏÀ³¡A¨Ã°Ñ»P³\¦hª¢¯g¯e¯f¹Lµ{ªºµo¯f¾÷¨î¡C
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2. Gallic Acid Alleviates Gouty Arthritis ( µh·©ÊÃö¸`ª¢ ) by Inhibiting NLRP3 Inflammasome Activation and Pyroptosis Through Enhancing Nrf2 Signaling 07 December 2020 www.frontiersin.org/articles/10.3389/fimmu.2020.580593/full
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RTK
*** watermark.silverchair.com/bgt291.pdf?token=AQECAHi208BE49Ooan9kkhW_Ercy7Dm3ZL_9Cf3qfKAc485ysgAAAsUwggLBBgkqhkiG9w0BBwagggKyMIICrgIBADCCAqcGCSqGSIb3DQEHATAeBglghkgBZQMEAS4wEQQMpKZAEtPikYENnzPpAgEQgIICeCSe782yte9CEkl-Djy7_FmdHUfr4g8AkHfbcblJL9i_qJxvoqNz2Tysse1aWL0UUjnPj_4HbBNvEyJ01BticTsWMW0Bguy7oBF6uYQb8wSDnmilqy-0sHWQ_8cSKCbYgELN7QuTBVRl2hjWDRZs0hFU_XXLooi4wapaRyjBn-zNPxXipb_SH-9_rLLL8NiLZd7Auao_RaTjkG3u0ZGYLxJKoirNPhjI9g_E-zJWu02nX3H2EGJOmlQM44fb_Ajbk0uA0nClse6G4GlTwZ_APgF2Nvu9u015BHsEDQQEj9h8ZoM3_WLCv5Vf5r3w91H3JR48hmHRJXEPaMnD-Nuhy23_1MyD2BsiwDgzN2-VQnQl-8CVseIm7wdXB1WYjH2rR_JoISmNV6zKFoPZUW2LZJdJFgDeFR9OjRPV8TmQ2Yp7ZI7i0mv92_3scZppVD0e9Pej1tohbtSa6xTuPNIcf2qT_8an6iJLFVk9HOxa3rpFlBdoTPHW4QSWigGXdO_H2KUVpi9xWn5CvFbakHx7MtEMrYhBe7r-0PAxSr6poZ1cOQQmrOLlDocoynciJ6ZlT2cN3XrCH-vMVNpyja2lCQdOH7HtCGlvl71SydGLNzGaoosNM1DfnuFNueMn08UlJM0-BkS-cVEogKPt6wk7nQKGqenOkcC0GHm4TLziMqCPc2vNUen427-ELHnH3QfiC55JrqryJjYI2CQHGpoCOQ4JXNMuJVuyKxhb-27yW9UPVdcM7BjxyAzPD0BN9UGnvX-MG7wz_vJll0ccKjK7iADlSoFR1NkKX3SXRHFy1OwaS_SaysIED01QZWxK-YzYMCZ1WZtgRJes Fig. 2. GA inhibits several tyrosine kinases in a cell-free system but has only limited effects on ligand-induced RTK phosphorylation. (A) GA reduces the tyrosine kinase activity of several RTKs in vitro
GA only slightly inhibited the kinase activity of the RTKs tested here at 200 £gM (Figure 2), whereas DEL inhibits these RTKs at low micromolar concentrations (20). Nevertheless, GA has a pronounced effect on the proliferation of tumor cells at a concentration of 200 £gM (e.g. refs 17,34), suggesting that GA may inhibit the activity of other RTKs not tested in this present study or may inhibit tumor cell proliferation by an alternative mechanism.
Together, these data suggest that DEL and GA inhibit a different spectrum of RTKs, and that DEL is a more potent inhibitor than GA, at least for the RTKs tested here.
IL33
*** ¨S¹¤l»Ä³q¹L§í¨î§Z¥Õ³J¥Õ»¤¾Éªº¤p¹«ý³Ý¤¤ªº¥Õ²ÓM¤¶¯À 33 ©M²Ä 2 ²Õ¥ý¤Ñ²O¤Ú²ÓM´î»´¹L±Ó©Ê®ð¹Dª¢¯g pubmed.ncbi.nlm.nih.gov/30191679/
µ²ªG¡G §Z²M³J¥ÕÅãµÛ¼W¥[«Pª¢²ÓMªº®û¼í¡A¥]¬A¶Ý»Ä©Ê²É²ÓM¡B¥¨¾½²ÓM¡B²O¤Ú²ÓM©M¤¤©Ê²É²ÓM¡A¨Ã¦ñ¦³®ð¹D°ª¤ÏÀ³©Ê¼W±j¡C¨S¹¤l»Ä´î¤Ö«Pª¢²ÓM®û¼í¨Ã§ïµ½®ð¹D°ª¤ÏÀ³©Ê¡C¦P®É¡A¨S¹¤l»Ä°§C¤F BALF ¤¤ IL-5 ©M IL-13 ªº¤ô¥¡A¨Ã°§C¤FªÍ¤¤ IL-33 ªºªí¹F¡C±q¾÷¨î¤WÁ¿¡A¨S¹¤l»Ä§í¨î MyD88 ªí¹F¨Ã¤U½Õ®Ö¦]¤l (NF)-£eB «H¸¹¶Ç¾É¥H°§C IL-33 ªí¹F¡C µ²½×¡G¨S ¹¤l»Ä¥i¥H½w¸Ñ¤p¹«§Z²M³J¥Õ»¤¾Éªºý³Ý¡A¥i¯à¬O³q¹L¤U½Õ MyD88/NF-£eB «H¸¹³q¸ô§í¨î IL-33 ¤¶¾Éªº ILC2 ¿E¬¡©MÀH«áªº Th2 ²ÓM¦]¤lÄÀ©ñ¡C
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*** ¨S¹¤l»Ä¹ï³ÕµÜÅð¯ÀP¤j¹«ªÍÅÖºû¤Æªº«OÅ@§@¥Î pubmed.ncbi.nlm.nih.gov/26481523/
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³o½g¤å³¹¤]´£¨Ñ¤j®a°Ñ¦Ò British Journal of Nutrition (1994) ªº¤å³¹ Degradation of polyphenols (catechin and tannic acid) in the rat intestinal tract. Effect on colonic fermentation and faecal output sci-hub.do/doi.org/10.1079/BJN19940197
Like catechin, TA was excreted in faeces only in trace amounts (Table 4). We did not find any specific data in the literature concerning the absorption of TA. However, our results suggest that both catechin and TA structures are almost completely absorbed in the intestinal tract.
Considering that less than 5% of the ingested catechin and TA were recovered in faeces in the in vivo experiment, these results suggest that absorption of a high proportion of catechin and TA derivatives takes place in the intestinal tract.
TA ´X¥G³Q¸z¹D§l¦¬ , ÀHÁT«K±Æ¥Xªº TA ¤£¨ì 5 %
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GA §Ü SARS-CoV-2 ¤S¦h¤F¤@¼ËªZ¾¹---½Õ¸` ACE2
Network Pharmacology Analysis to Identify Phytochemicals in Traditional Chinese Medicines That May Regulate ACE2 for the Treatment of COVID-19. europepmc.org/article/PMC/PMC7661114
Conclusions
Our study indicated that quercetin, glabridin, and gallic acid, three potential compounds for the treatment of COVID-19, may decrease the expression of ACE2 via regulation of TFs ( transcription factors ) or miRNAs of ACE2 and subsequently exert an antiviral effect.
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½FG°Ñ»P¦Ï³æ¹ç»Ä¥NÁ pubmed.ncbi.nlm.nih.gov/8592830/
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Fig. 5. Chromatograms of sheep plasma. abomasal ( ½KG ) fluid and urine extracts (A) after and (B) before abomasal dosing of 1.0g TA per kg body weight. Fig. 6. TA. GA, PYR. 40MGA and EA concentrations in sheep plasma, abomasal fluid and urine after abomasal dosing of TA at 1.0 g/kg body weight.
¦ü¥G¤j¦h¼Æ TA ¦b¥ÎÃÄ«á 12 ¤p®É¤º³Q§l¦¬©M¥NÁ¡A¦]¬°¦b¦å¼ß©M½KG²G¤¤ªº TA ¿@«×¦b 12 ¤p®É¤ºÅãµÛ°§C¡A¥B¦b¥ÎÃÄ«á 24 h ªº½KG²G¤¤ÀË´ú¤£¨ì TA¡C
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Using a virtual screening approach, we have identified the ellagic acid, a naturally occurring tannic acid derivative, as a novel potent CK2 inhibitor. At present, ellagic acid represents the most potent known CK2 inhibitor (K(i) = 20 nM). ¥Ñªí1 ª¾¹D IC50 = 40 nM
°²Y TA ¦b¤HÅ骺¥NÁ , ¦å²G¤¤¦³ TA , GA ÁÙ¦³ EA ªº¸Ü ¨º SNB011 ¹ï§Ü SARS-CV-2 ±N·|¬O¤@Ó«ç¼Ëªº¶W¯Å²Õ¦X ? Áö¦³³oÓ¶W¯Å²Õ¦Xªº¥i¯à , ¤£¹L³Ì²×ÁÙ¬O±o¬ÝÁ{§Éªºµ²ªG
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SNB011¦b¤HÅ骺¥NÁ , ¤´µM¬O¤@Ó³QÃöª`ªºµJÂI µM¦Ó¦b½Ñ¦h¤åÄm¤¤ , ¨ÌµM¨S¦³³Q½T©w©MÃÒ¹ê ¥Ø«e¶È¦³ GA ¦b¤HÅé¥NÁªº¸ÕÅç¸ê®Æ 2001¦~ ¯ù¤¤¨S¹¤l»ÄªºÃÄ¥N°Ê¤O¾Ç¤Î¨ä¬Û¹ï¥Íª«§Q¥Î«× academic.oup.com/jn/article/131/4/1207/4686988
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TABLE 1 Mean gallic acid (GA) and 4-O-methylgallic acid (4OMGA) pharmacokinetic parameters after the administration of a single 0.3 mmol (50 mg) oral dose of GA as two acidum gallicum tablets or tea to 10 healthy adults
¦]¬°»`¶°®É¶¡ªº¼vÅT , ¨Ã¥¼ÀË´ú¨ì³sf¤T×ô ¡B¶¡f¤G×ô¤Î¤B»Äµ¥¥i¯àªº¥NÁª« ¶È¦³ GA ©M 4OMGA ³o´N§Î¦¨¤@ÓÁ¼ÃD , ¤HÅé´`Àô¤¤¦³¨S¦³TA ¨Ì·Ó¤ß®®±M§Q¤å¥ó , ¥Î±M§Q¤èªk©Ò´I¶°ªº TA ¦b¦Ñ¹«¤j¸£¤¤³Q°»´ú¨ì ©Ò¥HÀ³¸Ó¥i¥H±ÀÂ_ , ¦b¦Ñ¹«ªº¦å²G¤¤À³¦³TA °Ñ»P´`Àô ±µµÛ §Ų́Ӭݤ@Ó¥j¦Ñªº¶Ç»¡ --- ¦è¤¸1849¦~ , ¤@ÓÂå®vªºTA¥ÎÃĸgÅç www.jstor.org/stable/25493827?seq=4#metadata_info_tab_contents
p.3 ¤fªA³æ¹ç»ÄªvÀøchronic bronchial catarrh ( ºC©Ê¤ä®ðºÞÂH½¤ª¢ )
Internal Use : In the chronic bronchial catarrh of weakly and elderly persons , unconnected with disease of the heart or great blood-vessels , and attended with copious and debilitating expectoration , the administration of tannic acid by the mouth , in doses of one , two , and three grains , two or three times daily , has greatly and gradually abated the secretion , relieved the frequent cough , and improved the strength of the patient .
In the second stage of pulmonary consumption , viz., that of softening , when bronchial catarrh has been present to a large extent , weakening the patient , causing frequent cough , and disturbing sleep , the same results have followed , and have greatly contributed to the comfort and welfare of the sufferer . But in pulmonary disease , the greatest amount of benefit has obviously been derived when large cavities have been present in the lungs , the walls of which have thrown out large quantities of purulent matter , occasionally mixed with blood . In such cases , the discharge has been effectually controlled , and the rate of tear and wear of the system obviously restrained , without the induction of oppression or other evils . ªþµù : ³o¸Ìªº³æ¤é³Ì¤j¾¯¶q ¬° 3 * 3 * 65 mg = 585 mg ; ªþµù : 1 grain = 65 mg SNB011 ªº§C¾¯¶q ¨C¤é¬° 188 * 3 = 564 mg ¬Û¥h¤£»·
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¶V¨Ó¶V¦hªºÃÒ¾Ú«ü¦V¤º¥Ö²ÓM¦bSARS-CoV -2·P¬Vªº®Ö¤ß§@¥Î¡C
ªÍ¤º¥Ö¬O¤@Ó¨ü¨ìÄY®æ½Õ±±ªº¾¹©x¡A¦b¥Í²z©M¯f²z±ø¥ó¤U³£¨ã¦³¦hºØ¥\¯à¡Cª¢¯g²ÓM¦VªÍªº¶Ò¶°¬O¥Ñ¤º¥Ö²ÓMªí±ªí¹Fªº¿ï¾Ü¯À¡]E-¿ï¾Ü¯À ( E- Selectin )¡BP-¿ï¾Ü¯À¡^©M²ÓMÖߪþ¤À¤l¡]ICAM-1¡BVCAM-1¡^¤¶¾É¡C ¦Ó Gallic Acid Antagonizes P-Selectin¡VMediated Platelet¡VLeukocyte Interactions www.ahajournals.org/doi/10.1161/01.CIR.0000151307.10576.02
Conclusions¡XOur findings provide a solid mechanistic foundation through which GA intervenes in major inflammatory pathobiologies by binding and antagonizing P-selectin. ©M 4-O-¥Ò°ò¨S¹¤l»Äªº¥NÁÂ¥d hmdb.ca/metabolites/HMDB0013198
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Roche ªº AT-527 : AT-527, an orally administered double prodrug of a guanosine nucleotide analog, ¤]¬O¯f¬r RdRp §í¨î¾¯
Nucleoside : en.wikipedia.org/wiki/Nucleoside
Nucleotide : en.wikipedia.org/wiki/Nucleotide
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AL001©MAL101³£ÄÝ©ó·s«¬³æ§J¶©§ÜÅéÃĪ«¡A¥¦Ì¹v¦V¦W¬°sortilinªº¨üÅé³J¥Õ¡C¤HÃþ©M¤p¹«¿ò¶Ç¾Ç¬ã¨sµo²{sortilin¬OPGRNªº¥Dnt½Õ¸`¦]¤l¡C¥¦¥i¥H¤¶¾ÉPGRN³J¥Õªº°¸Ñ¡C³q¹L§í¨îsortilinªº¥\¯à¡AAL001©MAL101¥i¥H¼W¥[PGRN¤ô¥¡A¹ê²{¹ï¯«¸g°h¦æ©Ê¯e¯fªºªvÀø¡C
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½Ð°Ñ¦Ò Table 1: The properties related to the Lipinski Rule of Five and other molecular descriptor characteristics of gallic acid and pyrogallol.
Table 2: Genes and their protein products with name, resolution, and binding energy of gallic acid and pyrogallol
Figure 3: Gallic acid and pyrogallol makes various types of interactions with COX2, CD274, PARS2, and SORT1 gene proteins.
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The IC50s from the preprint on ML1000 and reported in the ACS presentation for PF-07321332 are 34 and 19 nM, respectively. ½÷·ç PF-07321332 ªº IC50 ¬O¶W±jªº 19 nM , µM¦Ó¥¦ÁÙ¦³¨ä¥Lªþ±a¥\¯à¶Ü ?
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Baseline SARS-CoV-2 antibody prevalence was greater in the 800 mg molnupiravir group (35.3%) compared to the placebo group (18.2%; Table 1). ( 800 mg molnupiravir ²Õ¦³§ÜÅéªÌ¤ñ¨Ò ¹ï¤ñ ¦w¼¢¾¯²Õ¬O 35.3% : 18.2 % )
Clinical Endpoints A greater proportion of participants administered molnupiravir reported their health as poor or fair (68.2%) at baseline than those administered placebo (50.0%). There were no notable differences in symptom duration or severity between the treatment groups over the 28 days.
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Atea¡¦s AT-527, an Oral Antiviral Drug Candidate, Reduces Viral Replication in Hospitalized Patients with COVID-19 in Phase 2 Interim Analysis June 30, 2021 07:00 ET | Source: Atea Pharmaceuticals, Inc.
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§Ú̦A¨Ó¸É¥R¬Q¤Ñ¼C¾ô¤j¾Ç¬ã¨sªº¸ÜÃD Three branches of UPR have been described: PERK, IRE1£\, and activating transcription factor (ATF6). ³o½g¤å³¹¦³¸Ô²Ó¤¶²Ð www.ncbi.nlm.nih.gov/pmc/articles/PMC3666557/
UPR ªº¤TÓ¤À¤ä PERK, IRE1£\ ©M ATF6 ¬Q¤Ñ¾¥¦èô¾ÇªÌªº¬ã¨s¤w«ü¥X GA ³q¹L IRE1£\ ©M ATF6 ¨Ó¹F¦¨ UPR ªº°¸Ñ ¤µ¤Ñ , §Ú̱N¤Þ¥Î¥x¤¤¤¤°êÂåÃĤj¾Çªº½×¤å , ±N²Ä¤TÓ¤À¤ä PERK ¸É¤W Gallic acid inhibits migration and invasion of SCC‑4 human oral cancer cells through actions of NF‑£eB, Ras and matrix metalloproteinase-2 and -9 www.spandidos-publications.com/10.3892/or.2014.3209
We also showed that GA significantly inhibited matrix metalloproteinase (MMP)-2 and MMP-9 activity. GA reduced protein levels of FAK, MEKK3, p-PERK, p-p38, p-JNK1/2, p-ERK1/2, SOS1, RhoA, Ras, PKC, p-AKT(Thr308), PI3K, NF-£eB p65, MMP-2 and MMP-9 in SCC-4 cells.
p-PERK : PERK ¦b Thr980 ³BªºÁC»Ä¤Æ¥i§@¬°¨ä¿E¬¡ª¬ºAªº¼Ð»x ( www.cellsignal.com/products/primary-antibodies/phospho-perk-thr980-antibody/3191 )
©Ò¥H UPR ¤TÓ¤À¤äªº§í¨î , GA ¦n¹³³£¨Ï±o¤W¤O , ´N¬Ý¦b¤£¦P±¡¹Ò¤U , ¯à§_µo´§¬Û¦Pªº¥\¯à ?
¥t¥~ ³o½g½×¤å¤]´£¨ì¤F GA ¥i¥H§í¨î MMP-2 ©M MMP-9 ¥Ñ®¿«Â¾ÇªÌªº¬ã¨s Distinct and early increase in circulating MMP-9 in COVID-19 patients with respiratory failure www.ncbi.nlm.nih.gov/pmc/articles/PMC7320854/
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·í·s«a¯f¬r·P¬V²ÓM , ¥²¶·¨Ï¥Î²ÓM¤¤ªº¤º½èºô¨Ó»s³y¯f¬r³J¥Õ©M½Æ»s®Ö»Ä , ¦b¤j¶q»s³y®É , ·|³y¦¨±J¥D²ÓM²£¥Í¤º½èºôÀ£¤O ( endoplasmic reticulum (ER) stress ) , ¨Ã±Ò°Ê UPR ( unfolded protein response (UPR), a cellular signalling pathway composed of three branches )
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¦A¬Ý³o¨â¤Ñ¾¥¦èô¾ÇªÌªº¤å³¹ Gallic acid prevents the oxidative and endoplasmic reticulum stresses in the hippocampus of adult-onset hypothyroid rats www.frontiersin.org/articles/10.3389/fphar.2021.671614/abstract
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µ²ªGÅã¥Ü¥Òª¬¸¢¥\¯à´î°h¯g¼W¥[¯×½è¹L®ñ¤Æ¡B¬¡©Ê®ñ©M¨Èµv»ÄÆQ¡F¥¦ÁÙ³q¹L¿E¬¡»Ýn¦Ù¾Jªº酶 1£\ (IRE1£\) ³~®|¡B³J¥Õ¿E酶 RNA ¼Ë¤º½èºô¿E酶 (PERK) ©M¿E¬¡ªºÂà¿ý¦]¤l 6£\¡]»P«Pä¤`ª¬ºA¬ÛÃöªº ATF6£\ ³~®|¡^¼W¥[¤º½èºôÀ³¿E , ³Ì²×¾ÉP®ü°¨¯«¸g¤¸·l¶Ë¡C¦P®É¡A¥Î¨S¹¤l»ÄªvÀøªº¥Òª¬¸¢¥\¯à´î°h¤j¹«³q¹L IRE1£\ ©M ATF6 ´î¤Ö®ñ¤ÆÀ³¿E¨Ã¼W¥[¤º½èºô¬ÛÃö°¸Ñ ( endoplasmic reticulum-associated degradation , ERAD )¡C
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2. Targeting the NLRP3 Inflammasome in Severe COVID-19. 23 Jun 2020 europepmc.org/article/pmc/pmc7324760
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§Ü NLRP3 Àøªk¦b SARS-CoV ©M SARS-CoV-2 Á{§É¸ÕÅç©M°Êª«¼Ò«¬¤¤ªº©úÅã¥\®Ä±j¯Pªí©úNLRP3 ¬OÄY« COVID-19 ªº¤¤¼Ï¤¶½è ( central mediator )¡C
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3. Targeting of the NLRP3 Inflammasome for early COVID-19 www.biorxiv.org/content/10.1101/2021.02.24.432734v1.full February 24, 2021
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2. Gallic Acid Alleviates Gouty Arthritis ( µh·©ÊÃö¸`ª¢ ) by Inhibiting NLRP3 Inflammasome Activation and Pyroptosis Through Enhancing Nrf2 Signaling 07 December 2020 www.frontiersin.org/articles/10.3389/fimmu.2020.580593/full
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3. Sodium butyrate alleviates adipocyte inflammation by inhibiting NLRP3 pathway August 2015 www.nature.com/articles/srep12676#article-info
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4. Sodium Butyrate Alleviates Lipopolysaccharide-Induced Inflammatory Responses by Down-Regulation of NF-£eB, NLRP3 Signaling Pathway, and Activating Histone Acetylation in Bovine Macrophages November 2020 www.frontiersin.org/articles/10.3389/fvets.2020.579674/full
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¶§©ú¥æ¤j¬ã¨s¹Î¶¤µo²{ ªÅ®ð¤¤ªºÄa¯B·L²É·|[¶}±Ò]¤HÅé²ÓM±µ¨ü·s«a¯f¬rªº³q¹D , ±q¦Ó¼W¥[·P¬Vªº·ÀI ¥LÌÃÒ¹êÄa¯B·L²É·|´£°ª¤HÅé²ÓM½¤ªí±ACE2©MTMPRSS2ªºªí²{¶q ¬ã¨s¹Î¶¤¹L¥h¤]ÃÒ¹ê , Äa¯B·L²É·|¨ë¿E¥¨¾½²ÓM¤Àªc²ÓM¿E¯À , ¤ÞµoÅ餺µoª¢¤ÏÀ³¥[¼@ªÍÅÖºû¤Æ ¦P®É³o¦¸¤]µo²{ , ¥unç°£²ÓM¿E¯À , ´N¯à°§CACE2©MTMPRSS2ªºªí²{¶q ¨º´N¬O ¥un¥ÎÃĪ«§í¨î¥¨¾½²ÓM¤ÀªcIL-8ªº³q¹D , ´N¯à°§CACE2©MTMPRSS2ªºªí²{¶q , ¶i¦Ó´î¤Ö·s«aªÍª¢·P¬V»P«¯g·ÀI
©Ò¥H«ÂI¦b§í¨î¥¨¾½²ÓM¤ÀªcIL-8ªº³q¹D SNB011¦³³oÓ¯à¤O¶Ü ? ½Ð¬Ý´X½g¤å³¹ 1. Pre-treatment with tannic acid inhibits the intracellular IL-8 production by chitosan in a human oral epithelial cancer cell line www.jstage.jst.go.jp/article/omp/13/4/13_4_135/_pdf
These investigations showed the pre-treatment effects of TA on IL-8 production to be mainly mediated through the inhibition of the p38 MAPK pathways. The present study demonstrated that TA pre-treatment reduced the intracellular IL-8 production in HSC-2 cells via the MAPK signaling pathways.
2. Tannic acid prevents macrophage induced pro fibrotic response in lung epithelial cells via suppressing TLR4 mediated macrophage polarization website60s.com/upload/files/inflammation-research-vol-68-iss-12-3.pdf
It was concluded that TA prevented M1 macrophage-induced EMT by suppressing the macrophage polarization possibly through inhibiting the formation of LPS-TLR4/MD2 complex and blockage of subsequent downstream signal activation. ªþµù : LPS is a potent activator of macrophages, which produce a variety of pro-inflammatory mediators such as NO, PGE-2 and interleukins . core.ac.uk/download/pdf/81785122.pdf
3. Gallic acid reduces cell growth by induction of apoptosis and reduction of IL-8 in HepG2 cells pubmed.ncbi.nlm.nih.gov/27810785/
We observed a significant reduction in the levels of IL-8 and increased levels of IL-10 and IL-12.
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In controversial decision, FDA approves first new Alzheimer¡¦s disease drug in nearly 20 years
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¡§¶Ê¯v¡¨²ÓM»P¡§³ê¿ô¡¨²ÓM ¨ä¤¤¡At³d¡§¶Ê¯v¡¨¸~½F²ÓMªº¬O¡§¦ÛµM±þ¶Ë²ÓM¡¨¡]NK, natural killer cell¡^¡C³oÃþ§K¬Ì²ÓM¬J¯à°÷±þ¦º²§±`©Î¨ü·P¬V²ÓM¡A¤]¥i¥H´î½w¨ä¼W´Þ¡C¬ã¨s¤Hûµo²{¡ANK²ÓM³q¹L¤Àªc¤@ºØ«H¨Ï³J¥Õ¡A§Y²ÓM¦]¤l¤zÂZ¯À£^¡]IFN-£^¡^¡A±±¨î¸~½F²ÓM³B©ó¥ð¯vª¬ºA¡C ¦Ó¥t¤@Ãþ²ÓM³º·|t³d¡§³ê¿ô¡¨¸~½F²ÓM¡A¥¦Ì¬O¨x¬Pª¬²ÓM¡]the hepatic stellate cell¡^¡C·í¨x¬Pª¬²ÓM³Q¿E¬¡®É¡A¥¦Ì·|¤Àªc¤@ºØCXCL12¤À¤l¡A»PNK²ÓM¤Wªº¨üÅéCXCR4µ²¦X¡A±q¦Ó§í¨îNK²ÓM¼W´Þ¡A¶i¦Óªý¤î¸~½F²ÓMÄ~Äò¥ð¯v¡A¸~½F²ÓM¦]¦¹³Q¡§³ê¿ô¡¨¨Ã¶}©l¼W´Þ¡C ¡§¨x¬Pª¬²ÓM³Q¿E¬¡ªºì¦]¦³«Ü¦hºØ¡A¨Ò¦pÅ餺ªººC©Êª¢¯g©Î«ùÄò·P¬V¡C¡¨¬ã¨s¤Hû¸ÑÄÀ»¡¡A¥ḺN¦b¶i¤@¨B¬ã¨s¤¤½Õ¬d½T¤Áì¦]¡C
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Distinct roles of IL-12 and IL-15 in human natural killer cell activation by dendritic cells from secondary lymphoid organs pubmed.ncbi.nlm.nih.gov/15536127/
ªýÂ_ IL-12 ®ø°£¤F DC ( ¾ð¬ð²ÓM ) »¤¾Éªº NK ²ÓM¤Àªcªº IFN-£^¡A¦Ó DC ¤Wªº½¤µ²¦X IL-15 ¹ï NK ²ÓM¼W´Þ©M¦s¬¡¦ÜÃö«n¡CCD40 ³s±µªº¦¨¼ô«P¶i¤F DCs ¤W³Ì°ªªº IL-15 ªí±§e»¼¡A¨Ã¾ÉP DCs »¤¾Éªº³Ì±j NK ²ÓM¼W´Þ¡C ( ©Ò¥H²£ª«¤§¤@´N¬O IFN-£^ ) ¦Ó ³o½g¤å³¹´N»¡¤F Effects of gallic acid on signaling kinases in murine macrophages and immune modulation against Brucella abortus 544 infection in mice pubmed.ncbi.nlm.nih.gov/29680683/
In vivo analysis showed that GA treatment reduced inflammation and proliferation of Brucella in spleens of mice in comparison to PBS treatment yielding a significant protection unit. For the analysis of immune response, the uninfected GA-treated mice showed increased production of IFN-£^ and MCP-1, and the Brucella-infected GA-treated mice showed elevated levels of IL-12p70, TNF, IFN-£^, MCP-1, IL-10 and IL-6 in comparison to negative and positive control groups, respectively.
¤£ºÞ¤p¹«¦³¨S¦³·P¬V¯fµß , GA³B²z³£·|¼W¥[IFN-£^ ªº²£¥Í ¤S ²Ä¤GºØ¤èªk «h¬O¸Ñ°£¨x¬Pª¬²ÓM¹ïNK²ÓMªº§í¨î§@¥Î ¤]´N¬O ®ø°£¨x¬Pª¬²ÓM ©Î §í¨îCXCL12 / CXCR4 ³o¸Ì¤]¦³¨â½g¤å³¹ 1. Tannic acid is an inhibitor of CXCL12 (SDF-1alpha)/CXCR4 with antiangiogenic activity ³æ¹ç»Ä¬O CXCL12 (SDF-1alpha)/CXCR4 ªº§í¨î¾¯¡A¨ã¦³§Ü¦åºÞ¥Í¦¨¬¡©Ê pubmed.ncbi.nlm.nih.gov/12912963/
µ²½×¡G ³o¨Ç¬ã¨sªí©ú³æ¹ç»Ä¬O¤@ºØ·s«¬ªº¿ï¾Ü©Ê CXCL12/CXCR4 «ú§Ü¾¯¡A¦]¦¹¥i¯à¬°³ø¾É©ÒºÙªº³æ¹ç»Ä§Ü¸~½F©M§Üª¢¯S©Ê´£¨Ñ¾÷¨î°ò¦¡C 2. Gallic acid selectively induces the necrosis of activated hepatic stellate cells ( ¨x¬Pª¬²ÓM ) via a calcium-dependent calpain I activation pathway ¨S¹¤l»Ä³q¹L¶t¨Ì¿à©Ê¶t³J¥Õ酶 I ¿E¬¡³~®| , ¿ï¾Ü©Ê»¤¾É¬¡¤Æªº¨x¬Pª¬²ÓMÃa¦º pubmed.ncbi.nlm.nih.gov/24631138/
. ÅTÀ³¨x·l¶Ëªº¨x¬Pª¬²ÓM (HSCs) ªº¿E¬¡¹ï©ó¨xÅÖºû¤Æªºµo®i¦ÜÃö«n¡A¦]¦¹¡AªýÂ_ HSCs ªº¿E¬¡³Q»{¬°¬O§ÜÅÖºû¤ÆªvÀøªº¦X²z¤èªk¡C . GA¥H¾¯¶q©M®É¶¡¨Ì¿à©Ê¤è¦¡¿ï¾Ü©Ê±þ¦ºHSC¡A¦P®É¹ï¨x²ÓM¨S¦³¶Ë®`¡C . ³o¨Çµ²ªGº¦¸´£¨ÑÃÒ¾Úªí©ú GA ³q¹L Ca(2+)/¶t³J¥Õ酶 I ¤¶¾ÉªºÃa¦º¯ÅÁp¤ÏÀ³¾ÉP¿ï¾Ü©Ê HSC ¦º¤`¡Aªí©ú GA ¥i¯à¥Nªí¤@ºØ¼ç¦bªºªvÀø¨xÅÖºû¤ÆªºªvÀø¾¯¡C
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¤µ¦~2¤ë¤ß®®®³¨ì·sDAAO§í¨î¾¯ªº¬ü°ê±M§Q 10,927,138 Inhibitors of D-amino acid oxidase (DAAO) and uses thereof
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ªí1.¬O ¥Ü¨Ò©Ê¦¡(I)ªº¤Æ¦Xª«ªºIC 50 È °ò¥»¤WªºÁ`ÅéÁͶլO¨S¹¤l酰°ò³¡¤À¶V¦h¡A¥H£gM¦Ó¨¥ªºIC 50 ȶV§C
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ÁÂÁ«i©¹ª½«e¤j§i¶D§Ú̦~³ø¤w¤W½u©M¾\«á¤ß±o ¤]ÁÂÁ¤½¥q±M·~§V¤O¥Î¤ß¦a»s§@¦~³ø Åý§Ú̱o¥H¤F¸Ñ¤Ñ¤U¤j¶Õ©M¤ß®®·sÃĪºÄvª§¤O ´N³s¬Q¤Ñ¤pªº¶KªºÀò±oBTD¥Î©óªvÀø»Pºë¯«¤Àµõ¯g¬ÛÃöªº»{ª¾»Ùê¡]CIAS¡^ªº BI 425809 , ¤]ºÉ¯Ç¨ä¤¤ ©Îªí¥Ü¤½¥q¹ï¦Û¤v¬ãµo·sÃĪº«H¤ßÁÙ¦³»P¥L¼t¨ó¦P§@¾Ô¹ï§Ü¯e¯f¬°±wªÌ¿ÑºÖªºªì¤ß §Ú̵¹¤½¥q©ç©ç¤â¨Ã»¡ÁÂÁ±z
´X¤Ñ«e¬Ý¨ì¤@½g1987¦~¥Xª©ªº¦Ñ¤å³¹ The negative symptoms of schizophrenia and the monoamine oxidase inhibitors link.springer.com/article/10.1007/BF00690936
¬O¦b»¡tranylcypromine ¥[ chlorpromazine ¹ït©Ê¯gª¬ªºÀø®Ä---©úÅã§ïµ½Á{§É¯gª¬©M¥i¯à¨¾¤îEPS The results show that tranylcypromine when added to the usual dose of chlorpromazine, in many instances, induces a definite improvement in these patients¡¦ clinical condition, that such treatment is safe and it may be also useful in preventing the occurrence of extra-pyramidal symptoms. §Ú̪¾¹D ¤ÏfÀô¤þÓi¡]Tranylcypromine¡Aì°Ó«~¦WParnate¡^¬O¤@ºØ³æÓi®ñ¤Æ酶¡]MAO¡^ªº«D¿ï¾Ü©Ê©M¤£¥i°f©Ê§í¨î¾¯¡]MAOI¡^¡A¨äÄÝ©óf¤AÓi©M¦w«D¥L©RÃþ¡C Á{§É¤W¥Î©óªvÀø««×§íÆ{¯g¡BµJ¼{¯g©M±j¢¯g¡C ¤S chlorpromazine ¥Dn¾÷ÂରªýÂ_¤¤¸£Ãä½t¨t²Î¸ô®|¡]mesolimbic pathway¡^¬ðIJ«ádopamine D2±µ¨ü¾¹¡AÅýdopamineªº¨ë¿E¤U°¡A´î¤Ö¤ÛÅ¥¡B¦k·Qªº±¡§Î¡C¤]¦]¦¹¸û©ö¤Þ°_À@Åé¥~®|¯gÔ¸s ¡]extrapyramidal symptoms; EPS¡^ ©Ò¥H,¬O¤@ºØ³æÓi®ñ¤Æ酶¡]MAO¡^§í¨î¾¯©M¶Ç²Î§ÜSCZ¥¿©Ê¯gª¬ªº¥ÎÃIJզX Á¿³oÓ¦ó¥Î ? ¤j®a¨Ó¬Ý¨â½g¤å³¹ Putative Roles of Plant-Derived Tannins in Neurodegenerative and Neuropsychiatry Disorders: An Updated Review www.ncbi.nlm.nih.gov/pmc/articles/PMC6630756/
Tannic acid has been shown to be a non-selective inhibitor of monoamine oxidase, and, hence, it increases the levels of monoaminergic neurotransmitters in the brain.
*** Gallic Acid from Terminalia Bellirica Fruit Exerts Antidepressant-like Activity doi.org/10.1007/s43450-020-00020-w
Gallic acid has been reported with MAO¡¦s inhibition and hippocampal 5-HT receptor elevation (Chhillar and Dhingra 2013). In the present study, treatment with T. bellirica has shown a significant inhibition of CMS-induced hippocampal MAO-A and MAO-B levels.
¥t¥~ , ¥i¯à©MSNB01¦³Ãöªº Metabolomics and computational analysis of the role of monoamine oxidase activity in delirium and SARS-COV-2 infection www.nature.com/articles/s41598-021-90243-1
Additionally, delirium ( ĸ¦k ), possibly associated with changes in neurotransmitters has been indicated as a severe consequence of SARS-CoV-2 infection in some patients15. The involvement of the mitochondrial membrane bound enzyme monoamine oxidase (MAO) emerges as a common potential candidate causing many of the observed COVID-19 side-effects. MAO is important for neurotransmitter metabolism, has prior associations with delirium, and is involved in platelet regulation and coagulation as well as anosmia. MAO including MAOA and MAOB are flavoenzymes that catalyze the oxidative transformation of monoamines.
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Efficacy and safety of the novel glycine transporter inhibitor BI 425809 once daily in patients with schizophrenia: a double-blind, randomised, placebo-controlled phase 2 study pubmed.ncbi.nlm.nih.gov/33610228/
Pairwise comparisons showed greater mean improvement from baseline in MCCB overall composite T-score at week 12 with BI 425809 10 mg and 25 mg versus placebo (adjusted mean difference 1¡P98 [95% CI 0¡P43-3¡P53] for 10 mg and 1¡P73 [0¡P18-3¡P28] for 25 mg; standardised effect size 0¡P34 for 10 mg and 0¡P30 for 25 mg).
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