{"product_id":"tomato-juice-agar-tja","title":"Tomato Juice Agar (TJA)","description":"\u003cp data-start=\"199\" data-end=\"272\"\u003e\u003cstrong data-start=\"199\" data-end=\"226\"\u003eTomato Juice Agar (TJA)\u003c\/strong\u003e\u003cbr data-start=\"226\" data-end=\"229\"\u003eSelective Medium for Lactic Acid Bacteria\u003c\/p\u003e\n\u003cp data-start=\"274\" data-end=\"303\"\u003e\u003cstrong data-start=\"274\" data-end=\"293\"\u003eCatalog Number:\u003c\/strong\u003e AS-1401\u003c\/p\u003e\n\u003chr data-start=\"305\" data-end=\"308\"\u003e\n\u003cp data-start=\"310\" data-end=\"576\"\u003e\u003cstrong data-start=\"310\" data-end=\"322\"\u003eOverview\u003c\/strong\u003e\u003cbr data-start=\"322\" data-end=\"325\"\u003eTomato Juice Agar (TJA) is a selective, nutrient-rich solid medium designed for the isolation, cultivation, and enumeration of lactic acid bacteria, particularly \u003cem data-start=\"487\" data-end=\"502\"\u003eLactobacillus\u003c\/em\u003e spp., from fermented foods, dairy products, and plant-derived substrates.\u003c\/p\u003e\n\u003cp data-start=\"578\" data-end=\"961\"\u003eThe formulation includes tomato juice as a natural source of vitamins, minerals, and organic acids, combined with peptones and glucose to support robust bacterial growth. Its slightly acidic pH (approximately 4.5–5.0) favours lactic acid bacteria while inhibiting many Gram-negative contaminants. TJA is widely used in food microbiology, fermentation research, and probiotic studies.\u003c\/p\u003e\n\u003chr data-start=\"963\" data-end=\"966\"\u003e\n\u003cp data-start=\"968\" data-end=\"1272\"\u003e\u003cstrong data-start=\"968\" data-end=\"984\"\u003eApplications\u003c\/strong\u003e\u003cbr data-start=\"984\" data-end=\"987\"\u003e• Isolation and enumeration of \u003cem data-start=\"1018\" data-end=\"1033\"\u003eLactobacillus\u003c\/em\u003e spp. and other lactic acid bacteria\u003cbr data-start=\"1069\" data-end=\"1072\"\u003e• Quality control testing in fermented foods, beverages, and dairy products\u003cbr data-start=\"1147\" data-end=\"1150\"\u003e• Microbiological analysis of plant-based fermented substrates\u003cbr data-start=\"1212\" data-end=\"1215\"\u003e• Research on microbial ecology and probiotic organisms\u003c\/p\u003e\n\u003chr data-start=\"1274\" data-end=\"1277\"\u003e\n\u003cp data-start=\"1279\" data-end=\"1589\"\u003e\u003cstrong data-start=\"1279\" data-end=\"1306\"\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003cbr data-start=\"1306\" data-end=\"1309\"\u003e• Acidic pH selectively favours lactic acid bacteria\u003cbr data-start=\"1361\" data-end=\"1364\"\u003e• Tomato juice provides natural vitamins and growth factors\u003cbr data-start=\"1423\" data-end=\"1426\"\u003e• Peptones and glucose support fastidious strains\u003cbr data-start=\"1475\" data-end=\"1478\"\u003e• Promotes visible colony morphology for differentiation\u003cbr data-start=\"1534\" data-end=\"1537\"\u003e• Suitable for plate, slant, or pour plate methods\u003c\/p\u003e\n\u003chr data-start=\"1591\" data-end=\"1594\"\u003e\n\u003cp data-start=\"1596\" data-end=\"1989\"\u003e\u003cstrong data-start=\"1596\" data-end=\"1623\"\u003ePrinciple of the Medium\u003c\/strong\u003e\u003cbr data-start=\"1623\" data-end=\"1626\"\u003eTomato Juice Agar provides a mildly acidic environment that suppresses many non-acid-tolerant microorganisms while encouraging growth of lactic acid bacteria. Tomato juice contributes organic acids and micronutrients, while peptones supply nitrogen and amino acids. Glucose serves as a fermentable carbohydrate to promote active metabolism and colony development.\u003c\/p\u003e\n\u003chr data-start=\"1991\" data-end=\"1994\"\u003e\n\u003cp data-start=\"1996\" data-end=\"2159\"\u003e\u003cstrong data-start=\"1996\" data-end=\"2031\"\u003eTypical Composition (per litre)\u003c\/strong\u003e\u003cbr data-start=\"2031\" data-end=\"2034\"\u003eTomato Juice – 200 mL\u003cbr data-start=\"2055\" data-end=\"2058\"\u003ePeptone \/ Proteose Peptone – 5.0 g\u003cbr data-start=\"2092\" data-end=\"2095\"\u003eGlucose – 5.0 g\u003cbr data-start=\"2110\" data-end=\"2113\"\u003eAgar – 15.0 g\u003cbr data-start=\"2126\" data-end=\"2129\"\u003ePurified Water – q.s. to 1 L\u003c\/p\u003e\n\u003cp data-start=\"2161\" data-end=\"2195\"\u003eFinal pH: 4.5–5.0 ± 0.2 at 25 °C\u003c\/p\u003e\n\u003chr data-start=\"2197\" data-end=\"2200\"\u003e\n\u003cp data-start=\"2202\" data-end=\"2507\"\u003e\u003cstrong data-start=\"2202\" data-end=\"2217\"\u003ePreparation\u003c\/strong\u003e\u003cbr data-start=\"2217\" data-end=\"2220\"\u003eCombine tomato juice, peptones, glucose, and purified water.\u003cbr data-start=\"2280\" data-end=\"2283\"\u003eAdjust pH to 4.5–5.0 if required.\u003cbr data-start=\"2316\" data-end=\"2319\"\u003eHeat with gentle agitation until completely dissolved.\u003cbr data-start=\"2373\" data-end=\"2376\"\u003eSterilise by autoclaving at 121 °C for 15 minutes.\u003cbr data-start=\"2426\" data-end=\"2429\"\u003eCool to 45–50 °C and dispense into Petri dishes, slants, or tubes as required.\u003c\/p\u003e\n\u003chr data-start=\"2509\" data-end=\"2512\"\u003e\n\u003cp data-start=\"2514\" data-end=\"2643\"\u003e\u003cstrong data-start=\"2514\" data-end=\"2528\"\u003eIncubation\u003c\/strong\u003e\u003cbr data-start=\"2528\" data-end=\"2531\"\u003eIncubate at 30–37 °C.\u003cbr data-start=\"2552\" data-end=\"2555\"\u003eTypical incubation time: 48–72 hours.\u003cbr data-start=\"2592\" data-end=\"2595\"\u003eSlow-growing strains may require up to 5–7 days.\u003c\/p\u003e\n\u003chr data-start=\"2645\" data-end=\"2648\"\u003e\n\u003cp data-start=\"2650\" data-end=\"2813\"\u003e\u003cstrong data-start=\"2650\" data-end=\"2668\"\u003eInterpretation\u003c\/strong\u003e\u003cbr data-start=\"2668\" data-end=\"2671\"\u003eVisible colonies indicate growth of lactic acid bacteria.\u003cbr data-start=\"2728\" data-end=\"2731\"\u003eColony size, colour, and morphology assist in preliminary species differentiation.\u003c\/p\u003e\n\u003chr data-start=\"2815\" data-end=\"2818\"\u003e\n\u003cp data-start=\"2820\" data-end=\"3050\"\u003e\u003cstrong data-start=\"2820\" data-end=\"2843\"\u003eStorage \u0026amp; Stability\u003c\/strong\u003e\u003cbr data-start=\"2843\" data-end=\"2846\"\u003eDehydrated medium: Store at 15–30 °C in a dry, tightly sealed container\u003cbr data-start=\"2917\" data-end=\"2920\"\u003ePrepared plates or slants: Store at 2–8 °C, protected from light\u003cbr data-start=\"2984\" data-end=\"2987\"\u003eUse within the recommended shelf life for optimal performance\u003c\/p\u003e\n\u003chr data-start=\"3052\" data-end=\"3055\"\u003e\n\u003cp data-start=\"3057\" data-end=\"3200\"\u003e\u003cstrong data-start=\"3057\" data-end=\"3073\"\u003eIntended Use\u003c\/strong\u003e\u003cbr data-start=\"3073\" data-end=\"3076\"\u003eFor laboratory research and microbiological quality control use only.\u003cbr data-start=\"3145\" data-end=\"3148\"\u003eNot intended for human, animal, or food consumption.\u003c\/p\u003e\n\u003chr data-start=\"3202\" data-end=\"3205\"\u003e\n\u003cp data-start=\"3207\" data-end=\"3459\"\u003e\u003cstrong data-start=\"3207\" data-end=\"3231\"\u003eQuality \u0026amp; Compliance\u003c\/strong\u003e\u003cbr data-start=\"3231\" data-end=\"3234\"\u003eManufactured under controlled conditions to ensure batch-to-batch consistency.\u003cbr data-start=\"3312\" data-end=\"3315\"\u003eSuitable for food, dairy, and fermentation microbiology laboratories.\u003cbr data-start=\"3384\" data-end=\"3387\"\u003ePerformance comparable to leading international culture media suppliers.\u003c\/p\u003e\n\u003chr data-start=\"3461\" data-end=\"3464\"\u003e\n\u003cp data-start=\"3466\" data-end=\"3607\"\u003e\u003cstrong data-start=\"3466\" data-end=\"3497\"\u003eCustoms \u0026amp; Trade Information\u003c\/strong\u003e\u003cbr data-start=\"3497\" data-end=\"3500\"\u003eHS \/ AHECC Code: 3821.00.00\u003cbr data-start=\"3527\" data-end=\"3530\"\u003ePrepared culture media for the development or maintenance of microorganisms\u003c\/p\u003e","brand":"Ausamics Life Science","offers":[{"title":"100 g","offer_id":48205629489407,"sku":"AS-1401-100G","price":35.0,"currency_code":"AUD","in_stock":true},{"title":"500 g","offer_id":48205629522175,"sku":"AS-1401-500G","price":85.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0771\/1087\/0271\/files\/culturemediaimage.jpg?v=1771669206","url":"https:\/\/ausamics.com.au\/products\/tomato-juice-agar-tja","provider":"AuSaMicS","version":"1.0","type":"link"}