{"id":151,"date":"2026-06-18T00:13:11","date_gmt":"2026-06-18T00:13:11","guid":{"rendered":"https:\/\/peptidesdivas.com\/?post_type=product&#038;p=151"},"modified":"2026-07-20T08:30:28","modified_gmt":"2026-07-20T08:30:28","slug":"tb-500-research-peptide","status":"publish","type":"product","link":"https:\/\/peptidesdivas.com\/fr\/product\/tb-500-research-peptide\/","title":{"rendered":"TB-500"},"content":{"rendered":"<h1>TB-500 \u2013 Thymosin Beta-4 Fragment for Research<\/h1>\n<p>TB-500 is a synthetic research peptide corresponding to the N-acetylated 17\u201323 fragment of human thymosin beta-4. Its compact seven-amino-acid sequence, Ac-LKKTETQ, represents an important region associated with actin-related cellular processes.<\/p>\n<p>This clearly defined molecular structure makes TB-500 particularly relevant for professional laboratory studies involving actin dynamics, cytoskeletal organisation, endothelial-cell behaviour, cellular migration and peptide structure\u2013activity relationships.<\/p>\n<p>TB-500 is supplied as a premium lyophilised research material in a securely sealed vial with clear batch information, professional packaging and fast order processing from Peptides Divas.<\/p>\n<h2>Principales caract\u00e9ristiques du produit<\/h2>\n<ul>\n<li>Synthetic thymosin beta-4 fragment<\/li>\n<li>N-acetylated peptide sequence<\/li>\n<li>Clearly defined Ac-LKKTETQ structure<\/li>\n<li>Seven-amino-acid research peptide<\/li>\n<li>Relevant for actin-related cellular research<\/li>\n<li>Suitable for cytoskeletal and migration studies<\/li>\n<li>Useful for endothelial-cell models<\/li>\n<li>Convient \u00e0 la caract\u00e9risation analytique des peptides<\/li>\n<li>Fourni sous forme de mat\u00e9riel de recherche lyophilis\u00e9<\/li>\n<li>Informations claires sur le produit sp\u00e9cifiques au lot<\/li>\n<li>Emballage s\u00e9curis\u00e9 et discret<\/li>\n<li>Livraison europ\u00e9enne rapide et tra\u00e7able<\/li>\n<\/ul>\n<h2>What Is TB-500?<\/h2>\n<p>TB-500 is a synthetic heptapeptide identified as the N-terminally acetylated 17\u201323 fragment of human thymosin beta-4.<\/p>\n<p>Its amino-acid sequence is:<\/p>\n<p><strong>Ac-Leu\u2013Lys\u2013Lys\u2013Thr\u2013Glu\u2013Thr\u2013Gln<\/strong><\/p>\n<p>The abbreviated sequence is:<\/p>\n<p><strong>Ac-LKKTETQ<\/strong><\/p>\n<p>TB-500 contains the central actin-binding motif associated with thymosin beta-4, but it is a separate and much smaller research compound than full-length thymosin beta-4.<\/p>\n<p>This distinction is important because TB-500 and complete thymosin beta-4 have different molecular sizes, analytical profiles and research characteristics.<\/p>\n<h2>TB-500 Versus Thymosin Beta-4<\/h2>\n<p>TB-500 is often incorrectly described as being identical to thymosin beta-4.<\/p>\n<p>Full-length thymosin beta-4 is a naturally occurring 43-amino-acid protein involved in actin regulation. TB-500 is a synthetic seven-amino-acid fragment derived from one region of that protein.<\/p>\n<table>\n<thead>\n<tr>\n<th>Caract\u00e9ristiques du produit<\/th>\n<th>TB-500<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Type compos\u00e9<\/td>\n<td>Synthetic peptide fragment<\/td>\n<\/tr>\n<tr>\n<td>S\u00e9quence peptidique<\/td>\n<td>Ac-LKKTETQ<\/td>\n<\/tr>\n<tr>\n<td>Longueur du peptide<\/td>\n<td>Sept acides amin\u00e9s<\/td>\n<\/tr>\n<tr>\n<td>Prot\u00e9ine parentale<\/td>\n<td>Thymosin beta-4<\/td>\n<\/tr>\n<tr>\n<td>Parent-protein region<\/td>\n<td>Amino acids 17\u201323<\/td>\n<\/tr>\n<tr>\n<td>\u00c9l\u00e9ment structurel<\/td>\n<td>N-terminal acetylation<\/td>\n<\/tr>\n<tr>\n<td>Principaux domaines de recherche<\/td>\n<td>Actin-related cellular signalling<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Researchers should confirm the exact sequence using the product label and batch-specific analytical documentation.<\/p>\n<h2>Actin-Related Research<\/h2>\n<p>Actin is an essential cellular protein involved in maintaining cell structure, movement and cytoskeletal organisation.<\/p>\n<p>The LKKTETQ region is associated with the actin-binding domain of thymosin beta-4, making TB-500 relevant for research involving:<\/p>\n<ul>\n<li>Processus cellulaires li\u00e9s \u00e0 l&#039;actine<\/li>\n<li>Organisation du cytosquelette<\/li>\n<li>Cell shape and structural dynamics<\/li>\n<li>Actin polymerisation models<\/li>\n<li>Actin-binding interactions<\/li>\n<li>Cellular movement<\/li>\n<li>Focal adhesion pathways<\/li>\n<li>Cell-to-matrix communication<\/li>\n<li>Comparative actin-binding research<\/li>\n<li>Interactions peptide-prot\u00e9ine<\/li>\n<\/ul>\n<p>The exact behaviour of the isolated TB-500 fragment may differ from the activity of complete thymosin beta-4.<\/p>\n<h2>Cellular Migration Research<\/h2>\n<p>Cellular migration is a complex process involving actin remodelling, cytoskeletal organisation, adhesion proteins and extracellular signals.<\/p>\n<p>TB-500 may be relevant for controlled laboratory research involving:<\/p>\n<ul>\n<li>Migration cellulaire<\/li>\n<li>Endothelial-cell movement<\/li>\n<li>migration des fibroblastes<\/li>\n<li>R\u00e9organisation du cytosquelette<\/li>\n<li>Adh\u00e9sion cellulaire<\/li>\n<li>Cell spreading<\/li>\n<li>Actin-dependent movement<\/li>\n<li>relations concentration-r\u00e9ponse<\/li>\n<li>Criblage comparatif de peptides<\/li>\n<li>Migration-assay development<\/li>\n<\/ul>\n<p>These research areas describe experimental cellular pathways and do not represent guaranteed biological or therapeutic outcomes.<\/p>\n<h2>Endothelial-Cell Research<\/h2>\n<p>Endothelial cells form the inner lining of blood vessels and are frequently used in laboratory research involving migration, adhesion and vascular signalling.<\/p>\n<p>Potential TB-500 research applications include:<\/p>\n<ul>\n<li>Endothelial-cell migration<\/li>\n<li>Endothelial-cell adhesion<\/li>\n<li>Tubule-formation models<\/li>\n<li>Cell-sprouting assays<\/li>\n<li>Vascular signalling<\/li>\n<li>Angiogenesis-associated pathways<\/li>\n<li>Organisation du cytosquelette<\/li>\n<li>interactions cellule-matrice<\/li>\n<li>Comparative endothelial assays<\/li>\n<li>Molecular-response analysis<\/li>\n<\/ul>\n<p>Research involving thymosin beta-4 and its actin-binding region has examined endothelial migration and vessel-sprouting mechanisms in preclinical models.<\/p>\n<h2>Cytoskeletal Research<\/h2>\n<p>The cytoskeleton is a dynamic network that supports cell shape, intracellular transport, movement and division.<\/p>\n<p>TB-500 may be useful for studies examining:<\/p>\n<ul>\n<li>Actin-filament organisation<\/li>\n<li>Cytoskeletal remodelling<\/li>\n<li>Cellular polarity<\/li>\n<li>Cell-shape changes<\/li>\n<li>Intracellular transport<\/li>\n<li>Migration cellulaire<\/li>\n<li>Adhesion-complex formation<\/li>\n<li>Mechanical cellular responses<\/li>\n<li>Actin-associated protein interactions<\/li>\n<li>Comparative cytoskeletal models<\/li>\n<\/ul>\n<p>Its compact sequence offers researchers a convenient way to study a specific thymosin beta-4-derived region without using the entire parent protein.<\/p>\n<h2>Recherche sur la structure des peptides<\/h2>\n<p>The small and clearly defined structure of TB-500 makes it suitable for peptide chemistry and structure\u2013activity research.<\/p>\n<p>Potential research areas include:<\/p>\n<ul>\n<li>Synthetic heptapeptide characterisation<\/li>\n<li>N-terminal acetylation<\/li>\n<li>Stabilit\u00e9 des peptides<\/li>\n<li>D\u00e9gradation enzymatique<\/li>\n<li>Peptide metabolite identification<\/li>\n<li>relations structure-activit\u00e9<\/li>\n<li>Amino-acid sequence analysis<\/li>\n<li>Mod\u00e9lisation mol\u00e9culaire<\/li>\n<li>Interactions peptide-prot\u00e9ine<\/li>\n<li>Comparative fragment research<\/li>\n<\/ul>\n<p>Researchers may compare TB-500 with full-length thymosin beta-4, non-acetylated LKKTETQ or shorter metabolites to examine how molecular modifications affect analytical and cellular behaviour.<\/p>\n<h2>Metabolite Research<\/h2>\n<p>Analytical research has identified several shorter TB-500-related metabolites, including:<\/p>\n<ul>\n<li>Ac-LKKTE<\/li>\n<li>Ac-LKK<\/li>\n<li>Ac-LK<\/li>\n<li>Ac-L<\/li>\n<\/ul>\n<p>These fragments may be studied in relation to:<\/p>\n<ul>\n<li>D\u00e9gradation des peptides<\/li>\n<li>Metabolic stability<\/li>\n<li>Microsomal metabolism<\/li>\n<li>Identification des fragments<\/li>\n<li>Analytical detection<\/li>\n<li>Activit\u00e9 peptidique comparative<\/li>\n<li>Mass-spectrometry method development<\/li>\n<li>d\u00e9gradation d\u00e9pendante du temps<\/li>\n<li>Reference-standard analysis<\/li>\n<\/ul>\n<h2>Applications potentielles de recherche<\/h2>\n<p>TB-500 may be relevant for controlled scientific studies involving:<\/p>\n<ul>\n<li>Actin-binding mechanisms<\/li>\n<li>Organisation du cytosquelette<\/li>\n<li>Migration cellulaire<\/li>\n<li>Adh\u00e9sion cellulaire<\/li>\n<li>Mod\u00e8les de cellules endoth\u00e9liales<\/li>\n<li>Fibroblast models<\/li>\n<li>Vascular signalling<\/li>\n<li>Angiogenesis-associated pathways<\/li>\n<li>Peptide-fragment biology<\/li>\n<li>N-terminal acetylation<\/li>\n<li>relations structure-activit\u00e9<\/li>\n<li>Stabilit\u00e9 des peptides<\/li>\n<li>Metabolite analysis<\/li>\n<li>Caract\u00e9risation analytique des peptides<\/li>\n<li>Analyse chromatographique<\/li>\n<li>Analyse par spectrom\u00e9trie de masse<\/li>\n<li>Comparative thymosin beta-4 research<\/li>\n<\/ul>\n<p>Les concentrations exactes, les contr\u00f4les et les proc\u00e9dures analytiques doivent \u00eatre \u00e9tablis par le laboratoire qualifi\u00e9 qui effectue la recherche.<\/p>\n<h2>Recherche analytique<\/h2>\n<p>TB-500 is suitable for professional analytical applications involving:<\/p>\n<ul>\n<li>Chromatographie liquide \u00e0 haute performance<\/li>\n<li>chromatographie liquide-spectrom\u00e9trie de masse<\/li>\n<li>Confirmation de l&#039;identit\u00e9 du peptide<\/li>\n<li>Sequence verification<\/li>\n<li>\u00c9valuation de la puret\u00e9<\/li>\n<li>Tests de stabilit\u00e9<\/li>\n<li>Identification des m\u00e9tabolites<\/li>\n<li>Profilage de la d\u00e9gradation<\/li>\n<li>\u00c9valuation de la solubilit\u00e9<\/li>\n<li>Comparaison des mat\u00e9riaux de r\u00e9f\u00e9rence<\/li>\n<li>D\u00e9veloppement de m\u00e9thodes analytiques<\/li>\n<li>Comparative peptide-fragment analysis<\/li>\n<\/ul>\n<p>Because TB-500 is a short acetylated peptide, analytical procedures should be validated specifically for Ac-LKKTETQ.<\/p>\n<h2>Sp\u00e9cifications du produit<\/h2>\n<table>\n<thead>\n<tr>\n<th>Caract\u00e9ristiques du produit<\/th>\n<th>Information<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Nom du produit<\/td>\n<td>TB-500<\/td>\n<\/tr>\n<tr>\n<td>Full identification<\/td>\n<td>N-acetylated thymosin beta-4 fragment 17\u201323<\/td>\n<\/tr>\n<tr>\n<td>S\u00e9quence peptidique<\/td>\n<td>Ac-LKKTETQ<\/td>\n<\/tr>\n<tr>\n<td>S\u00e9quence compl\u00e8te<\/td>\n<td>Ac-Leu\u2013Lys\u2013Lys\u2013Thr\u2013Glu\u2013Thr\u2013Gln<\/td>\n<\/tr>\n<tr>\n<td>Cat\u00e9gorie de produits<\/td>\n<td>peptide de recherche synth\u00e9tique<\/td>\n<\/tr>\n<tr>\n<td>Type de peptide<\/td>\n<td>N-acetylated heptapeptide<\/td>\n<\/tr>\n<tr>\n<td>Longueur du peptide<\/td>\n<td>Sept acides amin\u00e9s<\/td>\n<\/tr>\n<tr>\n<td>Prot\u00e9ine parentale<\/td>\n<td>Human thymosin beta-4<\/td>\n<\/tr>\n<tr>\n<td>Domaines de recherche primaires<\/td>\n<td>Actin, cytoskeletal and cellular-migration research<\/td>\n<\/tr>\n<tr>\n<td>Formulaire<\/td>\n<td>Mat\u00e9riel de recherche lyophilis\u00e9<\/td>\n<\/tr>\n<tr>\n<td>Pr\u00e9sentation<\/td>\n<td>Flacon de recherche scell\u00e9 herm\u00e9tiquement<\/td>\n<\/tr>\n<tr>\n<td>Documentation<\/td>\n<td>informations analytiques sp\u00e9cifiques au lot<\/td>\n<\/tr>\n<tr>\n<td>Conditionnement<\/td>\n<td>Emballage s\u00e9curis\u00e9 et discret<\/td>\n<\/tr>\n<tr>\n<td>Application pr\u00e9vue<\/td>\n<td>Recherche scientifique, analytique et en laboratoire<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Format de recherche lyophilis\u00e9<\/h2>\n<p>TB-500 is supplied as a lyophilised research material in a securely sealed vial.<\/p>\n<p>Lyophilisation removes moisture and helps support peptide stability during controlled storage and transportation. Minor differences in physical appearance may occur because of quantity, production conditions and residual moisture.<\/p>\n<p>Product identity, sequence and analytical quality should always be confirmed using the documentation associated with the applicable batch.<\/p>\n<h2>Qualit\u00e9 et transparence des produits<\/h2>\n<p>Peptides Divas focuses on clear product specifications, careful handling and batch-level traceability.<\/p>\n<p>Les informations analytiques disponibles peuvent inclure\u00a0:<\/p>\n<ul>\n<li>Identification du produit<\/li>\n<li>Confirmed Ac-LKKTETQ sequence<\/li>\n<li>Num\u00e9ro de lot<\/li>\n<li>Puret\u00e9 d\u00e9clar\u00e9e<\/li>\n<li>analyse HPLC<\/li>\n<li>Donn\u00e9es de spectrom\u00e9trie de masse<\/li>\n<li>Informations sur les tests<\/li>\n<li>Aspect du produit<\/li>\n<li>Recommandations de stockage<\/li>\n<\/ul>\n<p>Cela permet aux chercheurs d&#039;obtenir des informations claires et tra\u00e7ables sur le produit pour le lot concern\u00e9.<\/p>\n<h2>Informations de stockage<\/h2>\n<p>Store TB-500 in its original sealed packaging according to the conditions stated on the product label and applicable batch documentation.<\/p>\n<p>Prot\u00e9ger le mat\u00e9riel de recherche contre :<\/p>\n<ul>\n<li>lumi\u00e8re directe du soleil<\/li>\n<li>Chaleur excessive<\/li>\n<li>Humidit\u00e9<\/li>\n<li>Contamination<\/li>\n<li>Emballage endommag\u00e9<\/li>\n<li>fluctuations de temp\u00e9rature r\u00e9p\u00e9t\u00e9es<\/li>\n<li>Exposition inutile \u00e0 l&#039;air<\/li>\n<\/ul>\n<p>Le laboratoire destinataire est responsable de l&#039;\u00e9tablissement des proc\u00e9dures appropri\u00e9es de pr\u00e9paration, de manipulation et de stockage pour son protocole de recherche sp\u00e9cifique.<\/p>\n<h2>Why Choose TB-500?<\/h2>\n<p>TB-500 provides a compact and clearly identified thymosin beta-4 fragment for advanced cellular and analytical research.<\/p>\n<p>Les principaux avantages en mati\u00e8re de recherche sont les suivants\u00a0:<\/p>\n<ul>\n<li>Precisely defined Ac-LKKTETQ sequence<\/li>\n<li>Compact seven-amino-acid structure<\/li>\n<li>Relevant for actin-related research<\/li>\n<li>Suitable for cellular-migration studies<\/li>\n<li>Useful for endothelial-cell models<\/li>\n<li>Valuable for peptide-metabolite analysis<\/li>\n<li>Convient \u00e0 la recherche structure-activit\u00e9<\/li>\n<li>pr\u00e9sentation lyophilis\u00e9e pratique<\/li>\n<li>Informations claires sur le produit sp\u00e9cifiques au lot<\/li>\n<\/ul>\n<h2>Pourquoi commander chez Peptides Divas ?<\/h2>\n<p>Peptides Divas combines carefully selected research materials with fast, dependable and professional service.<\/p>\n<p>Les clients b\u00e9n\u00e9ficient de\u00a0:<\/p>\n<ul>\n<li>Sp\u00e9cifications du produit clairement affich\u00e9es<\/li>\n<li>informations analytiques sp\u00e9cifiques au lot<\/li>\n<li>Traitement rapide des commandes<\/li>\n<li>Emballage s\u00e9curis\u00e9 et discret<\/li>\n<li>Options d&#039;exp\u00e9dition avec suivi<\/li>\n<li>Protection soign\u00e9e du flacon<\/li>\n<li>Service client r\u00e9actif<\/li>\n<li>Livraison europ\u00e9enne fiable<\/li>\n<\/ul>\n<p>Choose TB-500 from Peptides Divas for advanced laboratory research involving actin-related signalling, cellular migration, cytoskeletal organisation and peptide-fragment analysis.<\/p>\n<p>R\u00e9serv\u00e9 \u00e0 la recherche en laboratoire. Ne convient pas \u00e0 un usage humain ou v\u00e9t\u00e9rinaire.<\/p>","protected":false},"excerpt":{"rendered":"<p class=\"isSelectedEnd\">TB-500 is a synthetic N-acetylated heptapeptide corresponding to the 17\u201323 fragment of human thymosin beta-4.<\/p>\n<p class=\"isSelectedEnd\">Its clearly defined Ac-LKKTETQ sequence makes it particularly relevant for advanced laboratory studies involving actin-related cellular processes, cytoskeletal organisation, endothelial-cell behaviour, cellular migration and peptide-fragment analysis.<\/p>\n<p>Supplied as a premium lyophilised research material with clear batch information, secure packaging and fast, trackable delivery.<\/p>","protected":false},"featured_media":145,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"nf_dc_page":"","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_brand":[],"product_cat":[34],"product_tag":[46],"class_list":["post-151","product","type-product","status-publish","has-post-thumbnail","product_cat-recovery-repair","product_tag-10-mg","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>TB-500 Research Peptide | Peptides Divas<\/title>\n<meta name=\"description\" content=\"Explore TB-500, an Ac-LKKTETQ thymosin beta-4 fragment for advanced laboratory research involving actin, 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