G. Ayuningtyas
Faculty of Animal Science, Bogor Agricultural University, Darmaga Campus, Bogor 16680

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ANTIMICROBIAL ACTIVITY OF BACTERIOCIN FROM INDIGENOUS Lactobacillus plantarum 2C12 AND ITS APPLICATION ON BEEF MEATBALL AS BIOPRESERVATIVE Arief, I.I.; Jenie, B.S.L.; Suryati, T.; Ayuningtyas, G.; Fuziawan, A.
Journal of the Indonesian Tropical Animal Agriculture Vol 37, No 2 (2012): (June)
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.37.2.90-96

Abstract

One purpose of food preservation is to extend the shelf life of foods. Biological preservations canbe conducted by adding antimicrobial substances, such as bacteriocin produced by lactic acid bacteriaand has been characterized as biopreservatives. The aims of this research were to evaluate antimicrobialactivity of bacteriocin produced by indigenous lactic acid bacteria Lactobacillus plantarum 2C12isolated from local beef and to study the quality of beef meatball with 0.3% bacteriocin asbiopreservative at different storage times (0, 3, and 6 days) in cold temperature (4oC), compared to 0.3%nitrite and control (without preservative). The results showed that bacteriocin from L. plantarum 2C12could inhibit pathogenic bacteria such as Escherichia coli, Staphylococcus aureus and SalmonellaTyphimurium. Bacteriocin was effective as well as nitrite as biopreservatives of meatballs by inhibitingthe growth of total microbes and E. coli. The addition of bacteriocin did not lead the physical andnutritional changes in the meatballs. The quality of meatball with bacteriocin treatment conformed withIndonesia National Standard of meatball.
Herbal Multivitamins and Probiotic Synergy as a Sustainable Alternative to Antibiotics: Enhancing KUB Chicken Performance During the Grower Period Kamil, Aida Nadira; Priyambodo, Danang; Ayuningtyas, Gilang; Kamil, A. N.; Priyambodo, D.; Ayuningtyas, G.; Sembada, P.
Jurnal Ilmu Produksi dan Teknologi Hasil Peternakan Vol. 13 No. 2 (2025): Jurnal Ilmu Produksi dan Teknologi Hasil Peternakan
Publisher : Department of Animal Production and Technology, Faculty of Animal Science, IPB University in associated with Animal Scientist's Society of Indonesia (HILPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jipthp.13.2.99-104

Abstract

Antibiotics continue to pose a significant challenge within animal husbandry, as they can lead to residual antibiotics in poultry. Meanwhile, probiotics and herbs have been explored as potential alternative antibiotics to replace their role and promote more sustainable chicken production. The study aims to substitute antibiotics in poultry farming to produce high-performance KUB chickens during the grower period. The research design employed a complete randomized design to assess the variation in production performance of 2,196 KUB chickens (male and female, aged between six to ten weeks), with the treatment groups receiving herbal multivitamins (multivitamins, curcuma extract, amino acids, and electrolytes) and probiotics (containing Lactobacillus sp., Saccharomyces, and Rhodopseudomonas palustris). The treatments in this study incorporated herbal multivitamins and probiotics, specifically: P0, control (antibiotics); P1, herbal multivitamins; and P2, herbal multivitamins and probiotics. The study was conducted over five weeks, during which the observed variables included feed consumption, body weight, body weight gain, feed conversion ratio, and depletion rate. The findings revealed that the provision of herbal multivitamins and probiotics substantially influenced the performance of KUB chickens during the grower period. The findings indicated that combining herbal multivitamins and probiotics yielded superior performance outcomes (body weight = 805,65 ± 0,92a; FCR = 3,46 ± 0,00 B) compared to other treatments, which could be a substitute for antibiotics in raising KUB chickens.
Produktivitas Entok Betina dengan Pemberian Pakan Terbatas Selama Periode Pertumbuhan Ayuningtyas, G.; Jakaria, Jakaria; Rukmiasih, Rukmiasih; Budiman, C.
Jurnal Ilmu Produksi dan Teknologi Hasil Peternakan Vol. 4 No. 2 (2016): Jurnal Ilmu Produksi dan Teknologi Hasil Peternakan
Publisher : Department of Animal Production and Technology, Faculty of Animal Science, IPB University in associated with Animal Scientist's Society of Indonesia (HILPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

The objective of this research was to study the effect of restricted feeding on muscovy duck performance’s in grower period, the development of reproduction organ, puberty characteristic, egg production, and blood lavel of cholesterol and trigliseride. Total 32 of female muscovy duck , 8-22 weeks age ware evaluated in this research. A completely randomized design with 3 level treatments were used to arrange the treatments. The treatments of restricted feeding were ad libitum consumption ( P1); 70% ad libitum (P2) and 40 % ad libitum (P3). The diet contain 22% crude protein (0-3 weeks age), 18% crude protein (4-7 weeks age), and 14% crude protein (8-22 weeks age). The parameters observed were: performance’s in grower period (feed consumption, body weight, total daily gain), puberty characteristic (puberty age, body weight on puberty, first egg weight), egg production on first cycle, the development of reproduction organ, and blood lavel of cholesterol and trigliseride. The results showed that body weight of muscovy duck P2 and P3 lower then P1. The restricted feeding could delayed development of folicle ovary and  age puberty. The blood level of cholesterol’s muscovy duck P2 and P3 lower then moscovy duck P1.