{"id":173,"date":"2022-07-19T11:55:13","date_gmt":"2022-07-19T09:55:13","guid":{"rendered":"http:\/\/apitoxin.sk\/?p=173"},"modified":"2022-07-19T11:55:13","modified_gmt":"2022-07-19T09:55:13","slug":"vceli-jed-na-obezitu","status":"publish","type":"post","link":"http:\/\/d.r5.wbsprt.com\/apitoxin.sk\/2022\/07\/19\/vceli-jed-na-obezitu\/","title":{"rendered":"V\u010del\u00ed jed na obezitu"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>\u010co je obezita?<br>Ide o zdravotn\u00fd stav, ktor\u00fd vznik\u00e1, ke\u010f m\u00e1 \u010dlovek \u010fal\u0161iu v\u00e1hu vo forme ulo\u017een\u00e9ho tuku, \u010do m\u00f4\u017ee ovplyvni\u0165 celkov\u00e9 zdravie. Obezitu mo\u017eno nazva\u0165 komplexnou chorobou, preto\u017ee sa m\u00f4\u017ee skomplikova\u0165 do r\u00f4znych probl\u00e9mov, ako s\u00fa niektor\u00e9 druhy rakoviny, vysok\u00fd krvn\u00fd tlak, cukrovka a srdcov\u00e9 choroby. Ide teda o viac ne\u017e len kozmetick\u00fd faktor.<\/p>\n\n\n\n<p>Pre mnoh\u00fdch \u013eud\u00ed je ve\u013emi \u0165a\u017ek\u00e9 vyhn\u00fa\u0165 sa obezite a je to sp\u00f4soben\u00e9 dedi\u010dn\u00fdm faktorom v kombin\u00e1cii so zlou stravou a neakt\u00edvnym \u017eivotn\u00fdm \u0161t\u00fdlom. U in\u00fdch subjektov s obezitou, bez ak\u00e9hoko\u013evek dedi\u010dn\u00e9ho d\u00f4vodu, zmeny spr\u00e1vania m\u00f4\u017eu pom\u00f4c\u0165 schudn\u00fa\u0165 zv\u00fd\u0161en\u00e1 fyzick\u00e1 aktivita, zmeny stravovania a niektor\u00e9 lieky. Re\u017eim chudnutia spolu s liekmi na predpis s\u00fa zvy\u010dajne ur\u010den\u00e9 pre \u013eud\u00ed s chronickou obezitou.<\/p>\n\n\n\n<p>Ako sa zis\u0165uje obezita?<br>Norm\u00e1lne sa n\u00e1stroj BMI pou\u017e\u00edva na pos\u00fadenie hmotnosti osoby pod\u013ea pohlavia, veku, hmotnosti a v\u00fd\u0161ky. Index BMI nad 25 znamen\u00e1, \u017ee osoba m\u00e1 nadv\u00e1hu, zatia\u013e \u010do hodnota nad 30 znamen\u00e1, \u017ee osoba je ob\u00e9zna.<\/p>\n\n\n\n<p>Telesn\u00fd tvar a hmotnos\u0165 \u010dloveka sa \u010falej ur\u010duje pod\u013ea rozlo\u017eenia tuku, pomeru p\u00e1su k v\u00fd\u0161ke a pomeru p\u00e1su k bokom. U ob\u00e9zneho \u010dloveka sa m\u00f4\u017ee vyvin\u00fa\u0165 aj artrit\u00edda a metabolick\u00fd syndr\u00f3m. Metabolick\u00fd syndr\u00f3m zah\u0155\u0148a r\u00f4zne probl\u00e9my, ako je cukrovka typu II a vysok\u00fd krvn\u00fd tlak.<\/p>\n\n\n\n<p>Ak\u00e9 faktory ved\u00fa k obezite? K obezite u mu\u017eov a \u017eien m\u00f4\u017ee vies\u0165 nieko\u013eko faktorov, ktor\u00e9 s\u00fa uveden\u00e9 ni\u017e\u0161ie:<br>&#8211; Konzum\u00e1cia dodato\u010dn\u00fdch kal\u00f3ri\u00ed na dlh\u00fa dobu<br>&#8211; Vedenie neakt\u00edvneho \u017eivotn\u00e9ho \u0161t\u00fdlu<br>&#8211; Nedostato\u010dn\u00fd sp\u00e1nok<br>&#8211; Pr\u00edtomnos\u0165 endokrinn\u00fdch disruptorov<br>&#8211; Pr\u00edrastok hmotnosti v d\u00f4sledku ak\u00fdchko\u013evek ur\u010dit\u00fdch liekov<br>&#8211; G\u00e9n obezity<br>Ob\u00e9zny \u010dlovek sa mus\u00ed pred cvi\u010den\u00edm alebo u\u017e\u00edvan\u00edm ak\u00e9hoko\u013evek druhu lieku poradi\u0165 s lek\u00e1rom a prejs\u0165 spr\u00e1vnym vy\u0161etren\u00edm tela.<\/p>\n\n\n\n<p>Ako sa lie\u010di obezita?<br>Profesion\u00e1lny lek\u00e1r po fyzickom vy\u0161etren\u00ed vykon\u00e1 nieko\u013eko testov. Je d\u00f4le\u017eit\u00e9 vzia\u0165 do \u00favahy zdravotn\u00fa anamn\u00e9zu ob\u00e9znej osoby a n\u00e1sledne stanovi\u0165 vhodn\u00fa diagn\u00f3zu. To nakoniec zna\u010dne u\u013eah\u010d\u00ed a zefekt\u00edvni proces lie\u010dby z dlhodob\u00e9ho h\u013eadiska.<\/p>\n\n\n\n<p>Mnoh\u00ed lek\u00e1ri odpor\u00fa\u010daj\u00fa ob\u00e9znym \u013eu\u010fom siln\u00e9 lieky, ktor\u00e9 pom\u00e1haj\u00fa pri chudnut\u00ed, ale po\u0161kodzuj\u00fa in\u00e9 org\u00e1ny ako obli\u010dky a pe\u010de\u0148. Tieto lieky p\u00f4sobia neprirodzene, aby pomohli \u010dloveku zbavi\u0165 sa prebyto\u010dn\u00e9ho tuku. \u010co mus\u00ed ob\u00e9zny \u010dlovek urobi\u0165, je; za\u010dnite denne cvi\u010di\u0165 a dbajte na zdrav\u00fa v\u00fd\u017eivu a potom si vyberte pr\u00edrodn\u00fd liek, ktor\u00fd v\u00e1m pom\u00f4\u017ee zbavi\u0165 sa nahromaden\u00e9ho tuku.<br>V\u010del\u00ed jed obsahuje r\u00f4zne z\u00e1kladn\u00e9 zlo\u017eky, ktor\u00e9 s\u00fa u\u017eito\u010dn\u00e9 pri r\u00f4znych zdravotn\u00fdch probl\u00e9moch. Bolo pozorovan\u00e9, \u017ee v\u010del\u00ed jed so spr\u00e1vnym d\u00e1vkovac\u00edm re\u017eimom m\u00f4\u017ee pom\u00f4c\u0165 zbavi\u0165 sa obezity. A najlep\u0161ie na tom je, \u017ee pri starostlivom pod\u00e1van\u00ed nedoch\u00e1dza k \u017eiadnym ved\u013eaj\u0161\u00edm \u00fa\u010dinkom tejto lie\u010dby.<\/p>\n\n\n\n<p><strong>V\u010del\u00ed jed potl\u00e1\u010da diferenci\u00e1ciu preadipocytov a obezitu vyvolan\u00fa di\u00e9tou s vysok\u00fdm obsahom tukov inhib\u00edciou adipogen\u00e9zy<\/strong><\/p>\n\n\n\n<p><strong>\u00davod<\/strong><br>Obezita vznik\u00e1 v d\u00f4sledku nadmern\u00e9ho alebo abnorm\u00e1lneho hromadenia tuku. Hypertrofia a hyperpl\u00e1zia adipocytov s\u00fa ur\u010duj\u00facimi faktormi tohto zdravotn\u00e9ho stavu. Adipocyty sa diferencuj\u00fa od in\u00fdch prekurzorov\u00fdch buniek alebo kme\u0148ov\u00fdch buniek a to je komplexn\u00fd mechanizmus g\u00e9novej expresie, ktor\u00fd vedie k r\u00f4znym ochoreniam s\u00favisiacim s obezitou. 3T3-L1 preadipocyt, nediferencovan\u00fd fibroblast, bol pou\u017eit\u00fd v r\u00f4znych klinick\u00fdch \u0161t\u00fadi\u00e1ch; s\u00favis\u00ed s diferenci\u00e1ciou a adipogen\u00e9zou. Tieto bunky maj\u00fa in\u00fa polohu ako adipog\u00e9nne induktory, ktor\u00e9 zah\u0155\u0148aj\u00fa dexametaz\u00f3n, IBMX (3-izobutyl-1-metylxant\u00edn) a inzul\u00edn.<\/p>\n\n\n\n<p>Diferencia\u010dn\u00e1 sekvencia od preadipocytov k adipocytom pozost\u00e1va z termin\u00e1lnej diferenci\u00e1cie, mitotickej klon\u00e1lnej expanzie a konfluencie. \u010co sa stane v prvej f\u00e1ze je to, \u017ee konfluentn\u00e9 bunky sa stan\u00fa s\u00fa\u010das\u0165ou f\u00e1zy zastavenia rastu. Nesk\u00f4r tieto bunky re\u0161tartuj\u00fa svoj cyklus a zv\u00fd\u0161ia po\u010det buniek 3 a\u017e 4-kr\u00e1t po\u010das f\u00e1zy MCE. Hyperpl\u00e1zia pozorovan\u00e1 po\u010das tejto f\u00e1zy bunkovej diferenci\u00e1cie je spojen\u00e1 s produkciou adipog\u00e9nnych transkrip\u010dn\u00fdch faktorov.<\/p>\n\n\n\n<p>Je potrebn\u00e9 poznamena\u0165, \u017ee CCAAT\/ (C\/EBPs) a PPAR (receptory aktivovan\u00e9 peroxiz\u00f3mov\u00fdm prolifer\u00e1torom) y podporuj\u00fa f\u00e1zu diferenci\u00e1cie adipocytov. V ranom \u0161t\u00e1diu sa diferenci\u00e1cia buniek 3T3-L1, expresia C\/EBP\u03b4 a C\/EBP\u03b2 v\u00fdznamne zv\u00fd\u0161ila po hormon\u00e1lnej indukcii, ktor\u00e1 v kone\u010dnom d\u00f4sledku zvy\u0161uje expresiu PPAR\u03b3 a C\/EBP\u03b1. C\/EBP\u03b4 je ve\u013emi d\u00f4le\u017eit\u00e9, aby MCE vznikol po\u010das diferencia\u010dnej f\u00e1zy v ranom \u0161t\u00e1diu adipogen\u00e9zy. G\u00e9nov\u00e1 expresia C\/EBP\u03b2 presvied\u010da expresiu C\/EBP\u03b1 a PPAR\u03b3. \u00dapln\u00e1 aktiv\u00e1cia rodiny PPARy a C\/EBP reguluje expresiu r\u00f4znych adipog\u00e9nnych faktorov, ktor\u00e9 podporuj\u00fa akumul\u00e1ciu tuku.<\/p>\n\n\n\n<p>AMPK (adenoz\u00ednmonofosf\u00e1tom aktivovan\u00e1 prote\u00ednkin\u00e1za), je tie\u017e zn\u00e1ma ako hlavn\u00fd kontrol\u00f3r energetickej homeost\u00e1zy, sl\u00fa\u017ei ako d\u00f4le\u017eit\u00fd cie\u013e pri zvl\u00e1dan\u00ed obezity. Po\u010das adipogen\u00e9zy aktiv\u00e1cia AMPK reguluje metabolizmus lipidov a gluk\u00f3zy prostredn\u00edctvom inaktiv\u00e1cie metabolick\u00fdch enz\u00fdmov. Fosforyl\u00e1cia AMPK inaktivuje ACC (acetyl koenz\u00fdm, \u010do je karboxyl\u00e1za) a HMGCR (3-hydroxy-3-metylglutaryl koenz\u00fdm, \u010do je redukt\u00e1za), \u010do vedie k prevencii synt\u00e9zy cholesterolu a mastn\u00fdch kysel\u00edn a zv\u00fd\u0161enej oxid\u00e1cii mastn\u00fdch kysel\u00edn. Zistilo sa tie\u017e, \u017ee AMPK riadi smerovanie acyl-CoA smerom k biosynt\u00e9ze lipidov a beta-oxid\u00e1cii, \u010do vedie k inhib\u00edcii GPAT (glycerol-3-fosf\u00e1t acyltransfer\u00e1zy). Okrem toho fosforyl\u00e1cia AMPK tie\u017e zabra\u0148uje expresii adipog\u00e9nnych transkrip\u010dn\u00fdch faktorov, ako s\u00fa PPARy, C\/EBP\u03b1, C\/EBP\u03b4 a C\/EBP\u03b2.<\/p>\n\n\n\n<p>BV (v\u010del\u00ed jed) je komplex r\u00f4znych peptidov, prote\u00ednov a in\u00fdch zlo\u017eiek s n\u00edzkou hmotnos\u0165ou, ktor\u00e9 p\u00f4sobia ako \u00fa\u010dinn\u00fd obrann\u00fd n\u00e1stroj. Napriek bolestiv\u00e9mu bodnutiu v\u010delou medonosnou sa jej jed v r\u00f4znych form\u00e1ch u\u017e dlho pou\u017e\u00edva na lie\u010dbu bolesti, chor\u00f4b a dokonca aj n\u00e1dorov. Zistilo sa, \u017ee inhib\u00edciu aterosklerotick\u00fdch l\u00e9zi\u00ed prostredn\u00edctvom potla\u010denia ne\u0161kodlivej hyperpl\u00e1zie prostaty a protiz\u00e1palov\u00e9ho mechanizmu u klinick\u00fdch potkanov predstavuje v\u010del\u00ed jed.<\/p>\n\n\n\n<p>Melitt\u00edn je mo\u017eno naju\u017eito\u010dnej\u0161ou zlo\u017ekou v\u010delieho jedu, ktor\u00fd je zodpovedn\u00fd za downregul\u00e1ciu proz\u00e1palov\u00fdch cytok\u00ednov, sign\u00e1lnej dr\u00e1hy NF-KB, proaterog\u00e9nnych prote\u00ednov a adh\u00e9znych molek\u00fal a za zlep\u0161enie aterosklerotickej l\u00e9zie na experiment\u00e1lnych zvierac\u00edch modeloch o\u0161etren\u00fdch vysok\u00fdm obsahom tuku. Pridan\u00edm \u010fal\u0161\u00edch bola pozorovan\u00e1 infiltr\u00e1cia makrof\u00e1gmi, fibrotick\u00e9 faktory, adh\u00e9zne molekuly, proz\u00e1palov\u00e9 cytok\u00edny a lipidy zoslaben\u00e9 apam\u00ednom u experiment\u00e1lnych aterosklerotick\u00fdch my\u0161\u00ed vyvolan\u00fdch tukom. Uv\u00e1dza sa, \u017ee v\u010del\u00ed jed vykazuje \u00fa\u010dinky proti obezite. Mechanizmus, ktor\u00fd za t\u00fdm stoj\u00ed, je potrebn\u00e9 d\u00f4kladne pre\u0161tudova\u0165. V tomto klinickom experimente sa pozorne sk\u00famali \u00fa\u010dinky v\u010delieho jedu proti obezite v preadipocytoch 3T3-L1 v modeloch obezity vyvolanej HFD.<\/p>\n\n\n\n<p><strong>Met\u00f3da<\/strong><br>Olejov\u00e1 \u010derve\u0148 O, inzul\u00edn, DEX, IBMX a BVA a \u010fal\u0161ie chemik\u00e1lie boli z\u00edskan\u00e9 od Sigma Chemical, USA. Penicil\u00edn-streptomyc\u00edn, fet\u00e1lne hov\u00e4dzie s\u00e9rum, hov\u00e4dzie s\u00e9rum a Dulbeccovo modifikovan\u00e9 eagles m\u00e9dium boli v\u0161etky z\u00edskan\u00e9 od Life Technologies, USA. Zatia\u013e \u010do protil\u00e1tky proti \u03b2-akt\u00ednu (C4; kat. \u010d. sc-47778), C\/EBP\u03b1 (C-18; kat. \u010d. sc-9314) a PPARy (E-8; kat. \u010d. sc-7273) boli z\u00edskan\u00e9 od Santa Cruz Biotechnology, Inc, USA. ERK, JNK, fosforov\u00fdm stresom aktivovan\u00e1 prote\u00ednkin\u00e1za\/Jun-aminotermin\u00e1lna kin\u00e1za, fosfo extracelul\u00e1rnym sign\u00e1lom regulovan\u00e1 kin\u00e1za, fosfo-p38 MAPK, p38, AMPK, p-AMPK, ACC a p-ACC protil\u00e1tky boli z\u00edskan\u00e9 od Cell Signaling Technology, USA, zatia\u013e \u010do protil\u00e1tky konjugovan\u00e9 s chrenovou peroxid\u00e1zou boli z\u00edskan\u00e9 z Jackson ImmunoResearch Laboratories, Inc. USA. SYBR Green Master Mix bol z\u00edskan\u00fd od Applied Biosystems, USA. PPARy, C\/EBP\u00f4, C\/EBPa, C\/EBPp a GAPDH boli z\u00edskan\u00e9 od Bioneer, K\u00f3rea.<\/p>\n\n\n\n<p>3T3-L1, Preadipocyty boli z\u00edskan\u00e9 z Korean Cell Line Band, K\u00f3rea a potom kultivovan\u00e9 v DMEM s doplnkom 10 % BS, 100 ug\/ml streptomyc\u00ednu a 100 U\/ml penicil\u00ednu v inkub\u00e1tore s teplotou 37 stup\u0148ov Celzia a 5 % oxidu uhli\u010dit\u00e9ho. Diferenci\u00e1cia adipocytov sa uskuto\u010d\u0148ovala kultiv\u00e1ciou buniek 3T3-L1 v misk\u00e1ch pri hustote 2 x 105 buniek\/ml do konfluencie. Po\u010das \u0161t\u00e1dia \u00fapln\u00e9ho s\u00fatoku boli platne o\u0161etren\u00e9 r\u00f4znymi koncentr\u00e1ciami v\u010delieho jedu. Po\u010das druh\u00e9ho \u0161t\u00e1dia, ktor\u00e9 za\u010dalo 3. de\u0148 diferenci\u00e1cie, boli bunky vystaven\u00e9 1 u\/ml inzul\u00ednu v DMEM s 10 % FBS (v\/v) a 1 % PS. Po\u010das tretieho alebo posledn\u00e9ho \u0161t\u00e1dia sa bunky presunuli do DMEM s 1 % PS a 10 % FBS \u2013 kultiva\u010dn\u00e9 m\u00e9dium sa vymenilo po 3 d\u0148och.<\/p>\n\n\n\n<p>\u017divotaschopnos\u0165 buniek sa hodnotila pomocou testu MTT (3-(4,5-dimetyltiazol-2-yl)-2,5-difenyltetrazoliumbromid). Bunky 3T3-L1 sa umiestnili do 96-jamkovej platne a o\u0161etrili sa r\u00f4znymi koncentr\u00e1ciami v\u010delieho jedu po\u010das 72 hod\u00edn pri teplote 37 stup\u0148ov Celzia s ur\u010ditou vlhkos\u0165ou a 5 % oxidu uhli\u010dit\u00e9ho. Po dokon\u010den\u00ed spracovania sa bunky podrobili farbeniu roztokom MTT po\u010das 4 hod\u00edn pri teplote 37 stup\u0148ov Celzia. Po odstr\u00e1nen\u00ed nadbytku \u010dinidla sa nerozpustn\u00fd formazan rozpustil v DMSO. \u017divotaschopnos\u0165 buniek sa vypo\u010d\u00edtala pri 570 nm pomocou mikroobjemov\u00e9ho spektrofotometra Epoch.<br>Celkov\u00e1 RNA bola podroben\u00e1 izol\u00e1cii a bunky boli homogenizovan\u00e9 s \u010dinidlom Trizol z\u00edskan\u00fdm od Invitrogen, USA. cDNA sa z\u00edskala izol\u00e1ciou celkovej RNA, prim\u00e9ru d16 a AMV-RT. Relat\u00edvna g\u00e9nov\u00e1 expresia sa vypo\u010d\u00edtala pomocou PCR v re\u00e1lnom \u010dase s pou\u017eit\u00edm hlavnej zmesi SYBR green PCR. Hodnoty Ct g\u00e9nu C\/EBP\u00f4, PPARy, C\/EBPa a C\/EBPp sa normalizovali pomocou programu Gene Express Program.<\/p>\n\n\n\n<p>Z\u00edskan\u00e9 vzorky krvi sa centrifugovali pri 1003 x g po\u010das 15 min\u00fat pri norm\u00e1lnej teplote, aby sa vytvorili vzorky s\u00e9ra. Nesk\u00f4r boli uskladnen\u00e9 pri -80 stup\u0148och Celzia na vykonanie \u010fal\u0161\u00edch meran\u00ed. S\u00e9rov\u00e9 \u200b\u200bkoncentr\u00e1cie LDL cholesterolu a triglyceridov boli stanoven\u00e9 pomocou enzymatick\u00fdch met\u00f3d uskuto\u010dnen\u00fdch s komer\u010dn\u00fdmi s\u00fapravami od BioVision, USA. \u010eal\u0161ie zahrnut\u00e9 procesy boli: MTT test, farbenie Oil Red O, anal\u00fdza western blot, histologick\u00e1 anal\u00fdza a \u0161tatistick\u00e1 anal\u00fdza.<\/p>\n\n\n\n<p><strong>V\u00fdsledky<br><\/strong>Je zn\u00e1me, \u017ee akumul\u00e1cia lipidov a hyperpl\u00e1zie sa vyskytuje v bunkovej l\u00ednii 3T3-L1 po\u010das procesu diferenci\u00e1cie. Tieto bunkov\u00e9 l\u00ednie boli o\u0161etren\u00e9 v\u010del\u00edm jedom s koncentr\u00e1ciou za\u010d\u00ednaj\u00facou od 1,25 ug\/ml a\u017e do 40 ug\/ml v MDO alebo BS. Po o\u0161etren\u00ed bunkov\u00fdch l\u00edni\u00ed v\u010del\u00edm jedom sa \u017eivotaschopnos\u0165 buniek hodnotila testom MTT (3-(4,5-dimetyltiazol-2-yl)-2,5-difenyltetrazoliumbromid). Zistilo sa, \u017ee v\u010del\u00ed jed nem\u00e1 \u017eiadny vplyv na \u017eivotaschopnos\u0165 buniek v kultiva\u010dnom m\u00e9diu, ale v\u010del\u00ed jed zni\u017euje \u017eivotaschopnos\u0165 buniek pri koncentr\u00e1ci\u00e1ch 2,5 ug\/ml a vy\u0161\u0161\u00edch.<\/p>\n\n\n\n<p>Stanovil sa inhibi\u010dn\u00fd \u00fa\u010dinok v\u010delieho jedu na akumul\u00e1ciu lipidov v adipocytoch lie\u010den\u00fdch v\u010del\u00edm jedom a bez neho po\u010das 9 dn\u00ed. Zistilo sa, \u017ee adipocyty indukovan\u00e9 diferenci\u00e1ciou dramaticky zv\u00fd\u0161ili ukladanie lipidov takmer dvojn\u00e1sobne v porovnan\u00ed s nediferencovan\u00fdmi bunkami. Na druhej strane lie\u010dba v\u010del\u00edm jedom p\u00f4sobivo zn\u00ed\u017eila akumul\u00e1ciu lipidov\u00fdch kvapiek, ale v syst\u00e9me z\u00e1vislom od d\u00e1vky.<\/p>\n\n\n\n<p>Transkrip\u010dn\u00e9 faktory ako rodina C\/EBP a PPARy hraj\u00fa d\u00f4le\u017eit\u00fa \u00falohu pri diferenci\u00e1cii a dozrievan\u00ed adipocytov. Antiadipogen\u00e9zny \u00fa\u010dinok v\u010delieho jedu v diferencovan\u00fdch adipocytoch sa sk\u00famal pomocou anal\u00fdzy Western blot a qRT-PCR. Zistilo sa, \u017ee expresia mRNA PPARy, C\/EBP\u03b4, C\/EBP\u03b1 a C\/EBP\u03b2 bola zv\u00fd\u0161en\u00e1 po\u010das diferenci\u00e1ciou indukovan\u00fdch adipocytov v porovnan\u00ed s t\u00fdm, \u010do bolo pozorovan\u00e9 v nediferencovan\u00fdch bunk\u00e1ch. Lie\u010dba v\u010del\u00edm jedom pomohla zn\u00ed\u017ei\u0165 expresiu mRNA rodiny C\/EBP a tie\u017e zn\u00ed\u017eila expresiu PPARy pre hladiny prote\u00ednu aj mRNA.<\/p>\n\n\n\n<p>Na presk\u00famanie \u00fa\u010dinku v\u010delieho jedu na dr\u00e1hu MAPK sa pomocou anal\u00fdzy Western blot stanovila prote\u00ednov\u00e1 expresia r\u00f4znych faktorov zapojen\u00fdch do dr\u00e1hy MAPK. Tento proces sa uskuto\u010dnil v diferencovan\u00fdch adipocytoch. Zistilo sa, \u017ee fosforyl\u00e1cia JNK a ERK sa zn\u00ed\u017eila, zatia\u013e \u010do fosforyl\u00e1cia p38 st\u00fapala po\u010das diferenci\u00e1cie v porovnan\u00ed s v\u00fdsledkami nediferencovan\u00fdch kontroln\u00fdch buniek. Fosforyl\u00e1cia JNK a ERK bola v\u00fdznamne zv\u00fd\u0161en\u00e1 v adipocytoch o\u0161etren\u00fdch v\u010del\u00edm jedom, zatia\u013e \u010do fosforyl\u00e1cia p38 bola v\u00fdrazne zn\u00ed\u017een\u00e1.<\/p>\n\n\n\n<p>T\u00e1to klinick\u00e1 \u0161t\u00fadia tie\u017e odhalila, \u017ee celkov\u00e1 telesn\u00e1 hmotnos\u0165 my\u0161\u00ed patriacich do skupiny HFD (di\u00e9ta s vysok\u00fdm obsahom tuku) sa zv\u00fd\u0161ila v porovnan\u00ed s telesnou hmotnos\u0165ou skupiny ND (norm\u00e1lna strava). \u00daplne na rozdiel od skupiny HFD injekcia v\u010delieho jedu zn\u00ed\u017eila celkov\u00fa telesn\u00fa hmotnos\u0165, pr\u00edrastok hmotnosti a tuk. Obezita je vo v\u0161eobecnosti charakterizovan\u00e1 hyperpl\u00e1ziou a hypertrofiou tukov\u00e9ho tkaniva a z tohto d\u00f4vodu sa sk\u00famali inhibi\u010dn\u00e9 \u00fa\u010dinky v\u010delieho jedu pomocou farbenia H a E. \u00dadaje anal\u00fdzy farbenia H a E uk\u00e1zali, \u017ee skupina my\u0161\u00ed s HFD indikovala hypertrofiu adipocytov v tukovom tkanive nadsemenn\u00edkov, zatia\u013e \u010do skupina lie\u010den\u00e1 v\u010del\u00edm jedom preuk\u00e1zala potla\u010den\u00fa hypertrofiu adipocytov.<\/p>\n\n\n\n<p>Z\u00e1ver<br>Na z\u00e1ver m\u00f4\u017eeme vyhl\u00e1si\u0165, \u017ee t\u00e1to klinick\u00e1 \u0161t\u00fadia \u00faspe\u0161ne preuk\u00e1zala, \u017ee v\u010del\u00ed jed br\u00e1ni skor\u00e9mu adipog\u00e9nnemu procesu downregul\u00e1ciou \u0161t\u00e1dia MCE prostredn\u00edctvom regul\u00e1cie signaliz\u00e1cie PPAR\u03b3, AMPK, ERK a C\/EBPs. Pod\u013ea t\u00fdchto zisten\u00ed mo\u017eno tie\u017e poveda\u0165, \u017ee v\u010del\u00ed jed mo\u017eno pou\u017ei\u0165 ako \u00fa\u010dinn\u00fd lie\u010debn\u00fd a prevent\u00edvny prostriedok pri lie\u010dbe obezity.<\/p>\n\n\n\n<p><strong>Zdroj:\u00a0<\/strong><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC5793096\/\"><strong>https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC5793096\/<\/strong><\/a><br>\u200b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u010co je obezita?Ide o zdravotn\u00fd stav, ktor\u00fd vznik\u00e1, ke\u010f m\u00e1 \u010dlovek \u010fal\u0161iu v\u00e1hu vo forme ulo\u017een\u00e9ho tuku, \u010do m\u00f4\u017ee ovplyvni\u0165 celkov\u00e9 zdravie. Obezitu mo\u017eno nazva\u0165 komplexnou chorobou, preto\u017ee sa m\u00f4\u017ee skomplikova\u0165 do r\u00f4znych probl\u00e9mov, ako s\u00fa niektor\u00e9 druhy rakoviny, vysok\u00fd krvn\u00fd tlak, cukrovka a srdcov\u00e9 choroby. Ide teda o viac ne\u017e len kozmetick\u00fd faktor. Pre [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":174,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"ngg_post_thumbnail":0},"categories":[7],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.14 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>V\u010del\u00ed jed na obezitu - apitoxin.sk<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/apitoxin.sk\/2022\/07\/19\/vceli-jed-na-obezitu\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"V\u010del\u00ed jed na obezitu - apitoxin.sk\" \/>\n<meta property=\"og:description\" content=\"\u010co je obezita?Ide o zdravotn\u00fd stav, ktor\u00fd vznik\u00e1, ke\u010f m\u00e1 \u010dlovek \u010fal\u0161iu v\u00e1hu vo forme ulo\u017een\u00e9ho tuku, \u010do m\u00f4\u017ee ovplyvni\u0165 celkov\u00e9 zdravie. Obezitu mo\u017eno nazva\u0165 komplexnou chorobou, preto\u017ee sa m\u00f4\u017ee skomplikova\u0165 do r\u00f4znych probl\u00e9mov, ako s\u00fa niektor\u00e9 druhy rakoviny, vysok\u00fd krvn\u00fd tlak, cukrovka a srdcov\u00e9 choroby. Ide teda o viac ne\u017e len kozmetick\u00fd faktor. 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Obezitu mo\u017eno nazva\u0165 komplexnou chorobou, preto\u017ee sa m\u00f4\u017ee skomplikova\u0165 do r\u00f4znych probl\u00e9mov, ako s\u00fa niektor\u00e9 druhy rakoviny, vysok\u00fd krvn\u00fd tlak, cukrovka a srdcov\u00e9 choroby. Ide teda o viac ne\u017e len kozmetick\u00fd faktor. 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