{"id":360,"date":"2026-05-19T22:18:24","date_gmt":"2026-05-19T14:18:24","guid":{"rendered":"https:\/\/www.shiweitec.com\/?post_type=product&#038;p=360"},"modified":"2026-05-31T11:02:46","modified_gmt":"2026-05-31T03:02:46","slug":"poly-l-lysine-pll-%e8%81%9a-l-%e8%b5%96%e6%b0%a8%e9%85%b8","status":"publish","type":"product","link":"https:\/\/www.shiweitec.com\/index.php\/product\/poly-l-lysine-pll-%e8%81%9a-l-%e8%b5%96%e6%b0%a8%e9%85%b8\/","title":{"rendered":"Poly\u2011L\u2011Lysine (PLL)"},"content":{"rendered":"<p><img decoding=\"async\" class=\"alignnone size-full wp-image-95\" src=\"https:\/\/www.shiweitec.com\/wp-content\/uploads\/2026\/05\/bb948655-1a3e-4268-bdef-ed79b1634a54-edited.png\" alt=\"\" width=\"177\" height=\"177\" srcset=\"https:\/\/www.shiweitec.com\/wp-content\/uploads\/2026\/05\/bb948655-1a3e-4268-bdef-ed79b1634a54-edited.png 177w, https:\/\/www.shiweitec.com\/wp-content\/uploads\/2026\/05\/bb948655-1a3e-4268-bdef-ed79b1634a54-edited-150x150.png 150w\" sizes=\"(max-width: 177px) 100vw, 177px\" \/><\/p>\n<p>Poly\u2011L\u2011Lysine Hydrobromide \/ Hydrochloride \/ TFA Salt (PLL)White high\u2011purity powder, fully water\u2011soluble. L\u2011, D\u2011, DL\u2011forms available, MW 3,000\u2013150,000 Da. TFA\u2011salt grades soluble in organic solvents (DMF, DMSO, NMP).<br \/>\nSynthesized by metal\u2011free NCA polymerization, narrow molecular weight distribution (PDI \u22641.15). Medical\u2011grade purity with endotoxin\u2011free options.<br \/>\nStrong cationic polyamino acid with abundant primary amine groups, showing excellent electrostatic binding, antibacterial activity and cell adhesion. Mainly used for crosslinking hyaluronic acid into long\u2011lasting injectable hydrogels, gene delivery vectors, antimicrobial medical coatings and tissue engineering scaffolds.<br \/>\nApplications: Injectable aesthetic hydrogels, skin barrier enhancement, gene transfection, cell culture coating, antibacterial biomaterials<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cationic polyamino acid with high positive charge density, antibacterial &amp; cell\u2011adhesive. Perfect for HA crosslinking, aesthetic hydrogels, gene transfection and antimicrobial coatings.<\/p>\n","protected":false},"featured_media":95,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[32],"product_cat":[31],"product_tag":[],"class_list":["post-360","product","type-product","status-publish","has-post-thumbnail","product_brand-shiweitec","product_cat-homopolyamino-acids","first","instock","sale","taxable","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Poly\u2011L\u2011Lysine (PLL) - Functional Synthetic Polyamino Acids | Biomedical Advanced Materials for Pharma &amp; Medical Aesthetics<\/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:\/\/www.shiweitec.com\/index.php\/product\/poly-l-lysine-pll-\u805a-l-\u8d56\u6c28\u9178\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Poly\u2011L\u2011Lysine (PLL) - Functional Synthetic Polyamino Acids | Biomedical Advanced Materials for Pharma &amp; Medical Aesthetics\" \/>\n<meta property=\"og:description\" content=\"Cationic polyamino acid with high positive charge density, antibacterial &amp; cell\u2011adhesive. 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