Items where Author is "Rukayadi, Yaya"

Maulana, Ahmad Fariz and Sriwidodo, Sriwidodo and Rukayadi, Yaya and Maksum, Iman Permana (2022) In silico study of mangostin compounds and its derivatives as inhibitors of α-glucosidase enzymes for anti-diabetic studies. Biology, 11 (12). art. no. 1837. pp. 1-12. ISSN 2079-7737

Abu Asan, Nor Umaira and Rukayadi, Yaya and Geok, Hun Tan (2022) Antibacterial activity of Sireh (Piper betle L.) leaf extracts for controlling bacterial leaf blight diseases in rice plant. Malaysian Journal of Microbiology, 18 (3). 291 - 300. ISSN 1823-8262; ESSN : 2231-7538

Wong, Jun Xian and Ramli, Suzita and Rukayadi, Yaya and Khir Juhari, Nik Khairunnisa and Radu, Son and Abd Wahid, Nurul Bahiyah (2022) Antifungal activity of ethanolic extract of Syzygium polyanthum (Wight) Walp. leaves extract against several types of filamentous fungi and Candida species. Malaysian Journal of Microscopy, 18 (1). 136 - 146. ISSN 1823-7010; ESSN: 2600-7444

Kusuma, Sri Agung Fitri and Subroto, Toto and Parwati, Ida and Rukayadi, Yaya and Fadhlillah, Muhammad and Pardede, Ruth Michellee (2022) Improving of pelB-Secreted MPT64 protein released by Escherichia coli BL21 (DE3) using Triton X-100 and Tween-80. Journal of Advanced Pharmaceutical Technology and Research, 13 (3). 171 - 176. ISSN 2231-4040; ESSN: 0976-2094

Romli, Nurul Fatin Amilia and Sukor, Rashidah and Rukayadi, Yaya and Mohsin, Aliah Zannierah (2022) The efficacy of sodium benzoate and potassium sorbate in inhibiting the growth of food fungi and bacteria. Songklanakarin Journal of Science and Technology, 45 (1). pp. 138-145. ISSN 0125-3395

Fathurrahman, Raditia Najmi and Rukayadi, Yaya and Ungku Zainal Abidin, Ungku Fatimah and Selamat, Jinap and Abdul Mutalib, Noor Azira and Sanny, Maimunah (2021) The performance of food safety management system in relation to the microbiological safety of salmon nigiri sushi: a multiple case study in a Japanese chain restaurant. Food Control, 127. pp. 108111-108123. ISSN 0956-7135; ESSN: 1873-7129

Quek, Alexandra and Mohd Zaini, Hafizah and Kassim, Nur Kartinee and Sulaiman, Fadzil and Rukayadi, Yaya and Ismail, Amin and Zainal Abidin, Zamirah and Awang, Khalijah (2021) Oxygen radical antioxidant capacity (ORAC) and antibacterial properties of Melicope glabra bark extracts and isolated compounds. PLoS One, 16 (5). art. no. e0251534. pp. 1-12. ISSN 1932-6203

Tan, Chia Wanq and Rukayadi, Yaya and Hasan, Hanan and Abdul Mutalib, Noor Azira and Jambari, Nuzul Noorahya and Hara, Hirofumi and Thung, Tze Young and Lee, Epeng and Radu, Son (2021) Isolation and characterization of six Vibrio parahaemolyticus lytic bacteriophages from seafood samples. Frontiers in Microbiology, 12. pp. 1-13. ISSN 1664-302X

Ranasinghe, R.A.S.S. and Satharasinghe, Dilan A. and Tang, ‪John Yew Huat and Rukayadi, Yaya and Radu, K.R. and New, C.Y. and Radu, Son and Premarathne, J.M.K.J.K. (2021) Persistence of Listeria monocytogenes in food commodities: foodborne pathogenesis, virulence factors, and implications for public health. Food Research, 5 (1). pp. 1-16. ISSN 2550-2166

Mohammad Khamees, Alzabt Abdal Rahman and Rukayadi, Yaya (2021) Antibacterial activity of taro [Colocasia esculenta (L.) Schott] leaves extract against foodborne pathogens and its effect on microbial population in raw chicken meat. Food Research, 5 (2). 401 - 409. ISSN 2550-2166

Buzgaia, Nawal and Lee, Soo Yee and Rukayadi, Yaya and Abas, Faridah and Shaari, Khozirah (2021) Antioxidant activity, α-Glucosidase inhibition and UHPLC–ESI–MS/MS profile of Shmar (Arbutus pavarii Pamp). Plants-Basel, 10 (8). art. no. 1659. pp. 1-24. ISSN 2223-7747

Mustaffer, Nur Hafizah and Ramli, Nurul Shazini and K., Tongkhao and K., Vangnai and N. K., Rosni and Rukayadi, Yaya (2021) Changes in physicochemical properties and antioxidant activity of fermented kepayang (Pangium edule Reinw.) seeds. Food Research, 5 (4). 47 - 58. ISSN 2550-2166

Tan, Suet Lin and Sulaiman, Rabiha and Rukayadi, Yaya and Ramli, Shazini (2021) Effect of gum Arabic concentrations on foam properties, drying kinetics and physicochemical properties of foam mat drying of cantaloupe. Food Hydrocolloids, 116. art. no. 106492. pp. 1-10. ISSN 0268-005X

Hao, Yuan Chan and Meor Hussin, Anis Shobirin and Ahmad, Nurul Hawa and Rukayadi, Yaya and Farouk, Abd-ElAziem (2021) Effectiveness of quaternary ammonium in reducing microbial load on eggs. Molecules, 26 (17). pp. 1-20. ISSN 1420-3049

Wulan, Rahayu and Astuti, Rika Indri and Rukayadi, Yaya and Meryandini, Anja (2021) Evaluation of indigenous Pichia kudriavzevii from cocoa fermentation for a probiotic candidate. Biodiversitas, 22 (3). 1317 - 1325. ISSN 1412-033X; ESSN: 2085-4722

Yelliantty and Kartasasmita, Rahmana Emran and Surantaatmadja, Slamet Ibrahim and Rukayadi, Yaya (2021) Identification of chemical constituents from fruit of Antidesma bunius by GC-MS and HPLC-DAD-ESI-MS. Food Science and Technology, 42. art. no. 61320. pp. 1-10. ISSN 0101-2061; ESSN: 1678-457X

Kinanti, Rias Gesang and Pelana, Ramdan and Yunus, Moch. and Abdullah, Ahmad and Andarianto, Andre and Kusuma, Sri Agung Fitri and Sari, Liliana Puspa and Abdurrahman, Abdurrahman and Rukayadi, Yaya (2021) The preventive role of Raja banana peel (Mussa paradisiaca sapientum) extract as exogenous antioxidant in reducing atherosclerosis risk after exercise intervention. Journal of Physical Education and Sport, 21 (4). art. no. 329. 2447 - 2452. ISSN 2247-8051; ESSN: 2247-806X

Tan, Suet Lin and Sulaiman, Rabiha and Rukayadi, Yaya and Ramli, Nurul Shazini (2020) Physical, chemical, microbiological properties and shelf life kinetic of spray-dried cantaloupe juice powder during storage. LWT- Food Science and Technology, 140. art. no. 110597. pp. 1-8. ISSN 0023-6438

Juwitaningsih, Tita and Jahro, Iis Siti and Dumariris, Ida and Hermawati, Elvira and Rukayadi, Yaya (2020) Phytochemical, antibacterial, antioxidant and anticancer activity study of M. candidum leaf aceton extract. Rasayan Journal of Chemistry, 13 (2). 1096 - 1103. ISSN 0974-1496; ESSN:0976-0083

Lagha, Osama Mohamed Ben and Zakaria, Mohamad Pauzi and Ismail, Intan Safinar and Mahmud @ Ab Rashid, Nor Khaizura and Rukayadi, Yaya (2020) Antibacterial activity of nutmeg (Myristica fragrans Houtt.) extract against foodborne pathogens on raw beef during chilled and frozen storage. Food Research, 4 (2). 380 - 388. ISSN 2550-2166

Radu, Kimberley Rinai and Ismail, Intan Safinar and Radu, Son and C. Y., New and Rukayadi, Yaya (2020) Antibacterial and antioxidant activities of Homalomena josefii P.C. Boyce and S.Y. Wong rhizome extract. Food Research, 4 (6). 2122 - 2131. ISSN 2550-2166

Z., Fazly- Ann and Mohd Yusop, Nor Hafizah and Rukayadi, Yaya (2020) Antifungal activity of Piper cubeba L. extract on spoilage fungi isolated from tomato, grapes and lemon. Food Research, 4 (1). 191 - 198. ISSN 2550-2166

Alkhateeb, Yamen and Jarrar, Qais Bashir Mahmoud and Abas, Faridah and Rukayadi, Yaya and Shaari, Khozirah (2020) Characterization, purity assessment, and preparation of liposomal formulation of 2,4,6-trihydroxygeranylacetophenone. Tropical Journal of Pharmaceutical Research, 19 (10). 2025 - 2032. ISSN 1596-5996; ESSN: 1596-9827

Mohamed, Salahaldin Fathalla and Mahyudin, Nor Ainy and Mohamad Ghazali, Farinazleen and Rukayadi, Yaya and Jaafar, Siti Nur'afifah (2020) Detection of enterotoxin gene (sea) and biofilm formation ability among multidrug resistant Staphylococcus aureus isolated from shawarma sandwich sold at selected kiosks in Klang Valley, Malaysia. Food Research, 4 (2). 1234 - 1244. ISSN 2550-2166

Wan-Mohtar, Wan Abd Al Qadr Imad and Abdul Halim-Lim, Sarina and Kamarudin, Nurul Zahidah and Rukayadi, Yaya and Abd Rahim, Muhamad Hafiz and Jamaludin, Adi Ainurzaman and Ilham, Zul (2020) Fruiting‐body‐base flour from an Oyster mushroom waste in the development of antioxidative chicken patty. Journal of Food Science, 85 (10). 3124 - 3133. ISSN 0022-1147; ESSN: 1750-3841

Zainalabidin, Fazly Ann and Rukayadi, Yaya (2019) Antibacterial activity of ethanolic Piper cubeba L. extract against Escherichia coli and its effect on microbiological quality of raw chicken meat during storage. International Food Research Journal, 26 (3). pp. 933-944. ISSN 1985-4668; ESSN: 2231-7546

Alqadeeri, Fatimah Khalleefah Mohammed and Rukayadi, Yaya and Abas, Faridah and Shaari, Khozirah (2019) Antibacterial and antispore activities of isolated compounds from Piper cubeba L. Molecules, 24 (17). art. no. 3095. pp. 1-15. ISSN 1420-3049

Putri, Eka and Rukayadi, Yaya and Sunarti, Titi Candra and Meryandini, Anja (2019) Cellulolytic and xylanolytic actinomycetes selection to degrade lignocellulosic biomass of robusta coffee pulp (Coffea canephora). IOP Conference Series: Earth and Environmental Science, 299. pp. 1-11. ISSN 1755-1307; ESSN: 1755-1315

Chai, Kong Fei and Mohd Adzahan, Noranizan and Karim, Roselina and Rukayadi, Yaya and Mohd Ghazali, Hasanah (2019) Characterization of rambutan (Nephelium lappaceum L.) seed fat and antinutrient content of the seed during the fruit fermentation: effect of turning intervals. LWT- Food Science and Technology, 103. pp. 199-204. ISSN 0023-6438

Chai, Kong Fei and Mohd Adzahan, Noranizan and Karim, Roselina and Rukayadi, Yaya and M. Ghazali, Hasanah (2019) Fat properties and antinutrient content of rambutan (Nephelium lappaceum L.) seed during solid-state fermentation of rambutan fruit. Food Chemistry, 274. pp. 808-815. ISSN 0308-8146; ESSN: 1873-7072

Kusuma, Sri Agung Fitri and Ida Parwati and Tina Rostinawati and Rukayadi, Yaya and Subroto, Toto (2019) Improvement of extracellular secretion efficiency of recombinant protein from Escherichia coli: signal peptide fusion, surfactants addition, and phospholipase. Drug Invention Today, 11 (9). pp. 2200-2206. ISSN 0975-7619

Wan Mohd Zain, Wan Zuraida and Ahmat, Norizan and Rukayadi, Yaya and Osman, Che Puteh and Yusoff, Nor Asma Husna and Winda, Neneng (2019) In vitro antimycotic activity of chemical constituents from Dipterocarpus verrucosus, Dipterocarpus cornutus and Diptericarpus crinitus against opportunistic filamentour fungi. Asian Journal of Agriculture and Biology, 7 (3). pp. 344-354. ISSN 2307-8553

Othman, Ahmad Fiqri Mustaqim and Rukayadi, Yaya and Radu, Son (2019) Inhibition of Pseudomonas aeruginosa quorum sensing by Curucma xanthorrhiza roxb. extract. Journal of Pure and Applied Microbiology, 13 (3). pp. 1355-1347. ISSN 0973-7510; ESSN: 2581-690X

Tan, Cia Wanq and Md Zuki, Noor Hazirah, and Shu’aibu, I. and New, C. Y. and Tan, Malcolm Turk Hsern and Thung, T. Y. and Lee, E. and Rallon, Wendy Dayang and Jambari, Nuzul Noorahya and Abdul Mutalib, Noor Azira and Ungku Zainal Abidin, Ungku Fatimah and Rukayadi, Yaya and Radu, Kimberley Rinai and Radu, Son (2019) Occurrence and antibiotic resistance of Salmonella spp. in raw beef from wet market and hypermarket in Malaysia. Food Research, 3 (1). pp. 21-27. ISSN 2550-2166

Kusuma, Sri Agung Fitri and Parwati, Ida and Rostinawati, Tina and Yusuf, Muhammad and Fadhlillah, Muhammad and Ahyudanari, Risa R. and Rukayadi, Yaya and Subroto, Toto (2019) Optimization of culture conditions for Mpt64 synthetic gene expression in Escherichia coli BL21 (DE3) using surface response methodology. Heliyon, 5 (11). art. no. e02741. pp. 1-9. ISSN 2405-8440

Chai, Kong Fei and Chang, Lee Sin and Mohd Adzahan, Noranizan and Karim, Roselina and Rukayadi, Yaya and Mohd Ghazali, Hasanah (2019) Physico-chemical properties and toxicity of cocoa powder-like product from roasted seeds of fermented rambutan (Nephelium lappaceum L.) fruit. Food Chemistry, 271. pp. 298-308. ISSN 0308-8146; ESSN: 1873-7072

Rochintaniawati, Diana and R., Riandi and Kestianty, Junairoh and Kindy, Nurul and Rukayadi, Yaya (2019) The analysis of biology teachers technological pedagogical content knowledge development in lesson study in West Java Indonesia. Jurnal Pendidikan IPA Indonesia, 8 (2). pp. 201-210. ISSN 2339-1286; ESSN; 2089-4392

Chai, Kong Fei and Mohd Adzahan, Noranizan and Karim, Roselina and Rukayadi, Yaya and Mohd Ghazali, Hasanah (2018) Effects of fermentation time and turning intervals on the physicochemical properties of Rambutan (Nephelium lappaceum L.) fruit sweatings. Sains Malaysiana, 47 (10). 2311 - 2318. ISSN 0126-6039

Rukayadi, Yaya and Ramli, Suzita and Lau, Kah Yan (2018) Antibacterial and sporicidal activities of Syzygium polyanthum L. extract against Bacillus cereus isolated from rice. Sains Malaysiana, 47 (10). 2301 - 2310. ISSN 0126-6039

Zakuan, Zulfa and Mustapa, S. A. and Sukor, Rashidah and Rukayadi, Yaya (2018) Antifungal activity of Boesenbergia rotunda (temukunci) extract against filamentous spoilage fungi from vegetables. International Food Research Journal, 25 (1). pp. 433-438. ISSN 1985-4668; ESSN: 2231-7546

Mohd Ghazali, Hasanah and Karim, Roselina and Mohd Adzahan, Noranizan and Rukayadi, Yaya and Chai, Kong Fei (2018) Characteristics of fat, saponin and tannin contents of 11 varieties of rambutan (Nephelium lappaceum L.) seed. International Journal of Food Properties, 21 (1). 1091 - 1106. ISSN 1532-2386; ESSN: 1094-2912

Kusuma, Sri Agung Fitri and Ida Parwati and Tina Rostinawati and Muhammad Yusuf and Muhammad Fadhlillah and Laily D. Tanti and Ahyudanari, Risa R. and Rukayadi, Yaya and Subroto, Toto (2018) Construction and expression of synthetic gene encoding MPT64 as extracellular protein in Escherichia coli BL21 (DE3) expression system. Journal of Pharmaceutical Sciences and Research, 10 (10). 2659 - 2665. ISSN 0975-1459

Ramli, Suzita and Lim, Li Yi and Samsudin, Nik Iskandar Putra and Rukayadi, Yaya (2018) Effect of salam [Syzygium polyanthum (Wigt) Walp.] leaves extract on the microorganism population in chicken meat and shrimp and their sensory. International Food Research Journal, 25 (3). pp. 928-935. ISSN 1985-4668; ESSN: 2231-7546

Loo, Yuet Ying and Rukayadi, Yaya and Nor-Khaizura, Mahmud-Ab-Rashid and Kuan, Chee Hao and Chieng, Buong Woei and Nishibuchi, Mitsuaki and Radu, Son (2018) In vitro antimicrobial activity of green synthesized silver nanoparticles against selected gram-negative foodborne pathogens. Frontiers in Microbiology, 9. art. no. 1555. pp. 1-7. ISSN 1664-302X

Eliaser, Enas Mohamed and Jun, Hui Ho and Mohd. Hashim, Najihah and Rukayadi, Yaya and Cheng, Gwendoline Lian Ee and Abdull Razis, Ahmad Faizal (2018) Phytochemical constituents and biological activities of 3 Melicope lunu-ankenda. Molecules, 23 (10). art. no. 2708. pp. 1-22. ISSN 1420-3049

Chai, Kong Fei and Mohd Adzahan, Noranizan and Karim, Roselina and Rukayadi, Yaya and Mohd Ghazali, Hasanah (2018) Selected physicochemical properties of registered clones and wild types rambutan (Nephelium lappaceum L.) fruits and their potentials in food products. Sains Malaysiana, 47 (7). 1483 - 1490. ISSN 0126-6039

Raja Mazlan, Raja Nur Asila and Rukayadi, Yaya and Maulidiani, M. and Ismail, Intan Safinar (2018) Solvent extraction and identification of active anticariogenic metabolites in Piper cubeba L. through 1H NMR-based metabolomics approach. Molecules, 23. art. no. 1730. pp. 1-19. ISSN 1420-3049; ESSN: 1420-3049

Premarathne, Jayasekara M. K. J. K. and Anuar, Aimi Syazana and Thung, Tze Young and Satharasinghe, Dilan Amila and Jambari, Nuzul Noorahya and Abdul Mutalib, Noor Azira and Tang, John Yew Huat and Basri, Dayang Fredalina and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2017) Prevalence and antibiotic resistance against tetracycline in Campylobacter jejuni and C. coli in cattle and beef meat from Selangor, Malaysia. Frontiers in Microbiology, 8. art. no. 2254. pp. 1-9. ISSN 1664-302X

Tan, Chia Wanq and Tan, Malcolm Turk Hsern and Kuan, Chee-Hao and Thung, Tze-Young and Chang, Wei-San and Loo, Yuet-Ying and Premarathne, Jayasekara M K J K and Ramzi, Othman B. and Mohd Fadzil, Siti Norshafawatie and Nordin, Yusralimuna and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2017) Prevalence and antimicrobial susceptibility of Vibrio parahaemolyticus isolated from short mackerels (Rastrelliger brachysoma) in Malaysia. Frontiers in Microbiology, 8. art. no. 1087. pp. 1-9. ISSN 1664-302X

Ghafar, Syairah Liyana Mohd Abd and Hussein, Mohd Zobir and Rukayadi, Yaya and Zakaria, Md Zuki Abu Bakar (2017) Surface-functionalized cockle shell–based calcium carbonate aragonite polymorph as a drug nanocarrier. Nanotechnology, Science and Applications, 10. 79 - 94. ISSN 1177-8903; ESSN: 1177-8903

Santhanam, Ramesh Kumar and Akhtar, Muhammad Tayyab and Ahmad, Syahida and Abas, Faridah and Ismail, Intan Safinar and Rukayadi, Yaya and Shaari, Khozirah (2017) Utilization of the ethyl acetate fraction of Zanthoxylum rhetsa bark extract as an active ingredient in natural sunscreen formulations. Industrial Crops and Products, 96. pp. 165-172. ISSN 0926-6690; ESSN: 1872-633X

Ramli, Suzita and Radu, Son and Shaari, Khozirah and Rukayadi, Yaya (2017) Antibacterial activity of ethanolic extract of Syzygium polyanthum L. (Salam) leaves against foodborne pathogens and application as food sanitizer. BioMed Research International. art. no. 9024246. pp. 1-13. ISSN 2314-6133; ESSN: 2314-6141

Kuan, Chee Hao and Rukayadi, Yaya and Ahmad, Siti Hajar and Wan Mohamed Radzi, Che Wan Jasimah and Kuan, Chee Sian and Yeo, Siok Koon and Thung, Tze Young and New, Chia Yeung and Chang, Wei San and Loo, Yuet Ying and Tan, Chia Wanq and Bahumaish, Ramzi Othman Saeed and Mohd Fadzil, Siti Norshafawatie and Nordin, Y. and Kwan, S. Y. and Radu, Son (2017) Antimicrobial resistance of Listeria monocytogenes and Salmonella Enteritidis isolated from vegetable farms and retail markets in Malaysia. International Food Research Journal, 24 (4). pp. 1831-1839. ISSN 1985-4668; ESSN: 2231-7546

Kuan, Chee-Hao and Rukayadi, Yaya and Ahmad, Siti H. and Wan Mohamed Radzi, Che W. J. and Thung, Tze-Young and Premarathne, Jayasekara M. K. J. K. and Chang, Wei-San and Loo, Yuet-Ying and Tan, Chia-Wanq and Ramzi, Othman B. and Mohd Fadzil, Siti N. and Kuan, Chee-Sian and Yeo, Siok-Koon and Nishibuchi, Mitsuaki and Radu, Son (2017) Comparison of the microbiological quality and safety between conventional and organic vegetables sold in Malaysia. Frontiers in Microbiology, 8. art. no. 1433. pp. 1-10. ISSN 1664-302X; ESSN: 1664-302X

Premarathne, Jayasekara Mudiyanselage Krishanthi Jayarukshi Kumari and Thung, Tze Young and New, Chia Yeung and Tang, John Yew Huat and Basri, Dayang Fredalina and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2017) Distribution of bacteriophages in food and environment samples. International Food Research Journal, 24 (2). pp. 888-896. ISSN 1985-4668; ESSN: 2231-7546

Abdelkarim, H. and Rukayadi, Yaya and Abdulkarim, S. M. and Sulaiman, Rabiha (2017) Effect of dried and extrudate of bitter gourd fruit on epithelial microflora in raw chicken legs meat. International Food Research Journal, 24 (5). pp. 2253-2258. ISSN 1985-4668; ESSN: 2231-7546

Lim, Chee Hui and Sulaiman, Rabiha and Shamsudin, Rosnah and Rukayadi, Yaya (2017) Effect of storage on physicochemical properties and microbiological stability of osmodehydrated pineapple (Ananas comosus) treated with sucrosesorbitol mixtures. Research Journal of Pharmaceutical, Biological and Chemical Sciences, 8 (2). 296 - 307. ISSN 0975-8585

Yusoff, Ida Madiha and Rukayadi, Yaya and Hussain, Norhayati (2017) Effects of extraction conditions on yield, total phenolic contents and antibacterial activity of methanolic Cinnamomum zeylanicum Blume leaves extract. International Food Research Journal, 24 (2). pp. 779-786. ISSN 1985-4668; ESSN: 2231-7546

Isa, Tijani and Abu Bakar @ Zakaria, Md Zuki and Ibn Yakubu, Sani and Rukayadi, Yaya and Jaji, Alhaji Zubair (2017) Formulation and evaluation of ciprofloxacin-cockle shells derived calcium carbonate aragonite nanoparticles physicochemical properties mediated in vitro bactericidal activity in Salmonella Typhimurium. European Journal of Pharmaceutical and Medical Research, 4 (4). 143 - 152. ISSN 2394-3211

Ahmad, Syahidah and Saad, Che Roos and Mohd Daud, Hassan and Rukayadi, Yaya and Mohd Hassan, ‪Norazian and Mohd Salleh, Kamarudin (2017) Phytochemical analysis, identification and quantification of antibacterial active compounds in betel leaves, Piper betle methanolic extract. Pakistan Journal of Biological Sciences, 20 (2). pp. 70-81. ISSN 1028-8880; ESSN: 1812-5735

Abu Bakar, Shafini and Radu, Son and Mahyudin, Nor Ainy and Rukayadi, Yaya and Tuan Chilek, Tuan Zainazor (2017) Prevalence of Salmonella spp. in chicken and beef from retail outlets in Malaysia. International Food Research Journal, 24 (1). pp. 437-449. ISSN 1985-4668; ESSN: 2231-7546

Chee, Hao Kuan and Leonard, Whye Kit Lim and Tai, Wei Ting and Rukayadi, Yaya and Ahmad, Siti Hajar and Wan Mohamed Radzi, Che Wan Jasimah and Tze, Young Thung and Ramzi, Othman Bahumaish and Wei, San Chang and Yuet, Ying Loo and Chee, Sian Kuan and Yeo, Siok-Koon and Radu, Son (2017) Simulation of decontamination and transmission of Escherichia coli O157:H7, Salmonella Enteritidis, and Listeria monocytogenes during handling of raw vegetables in domestic kitchens. Food Control, 80. pp. 395-400. ISSN 0956-7135; ESSN: 1873-7129

Ahamad Bustamam, Muhammad Safwan and Hadithon, Kamarul Arifin and Mediani, Ahmed and Abas, Faridah and Rukayadi, Yaya and Lajis, Nordin and Shaari, Khozirah and Ismail, Intan Safinar (2017) Stability study of Algerian Nigella sativa seeds stored under different conditions. Journal of Analytical Methods in Chemistry, 2017. art. no. 7891434. pp. 1-12. ISSN 2090-8865; ESSN: 2090-8873

Rahman, Mohd Azuar Hamizan and Lau, Kah Yan and Rukayadi, Yaya (2016) Antibacterial activity of fingerroot (Boesenbergia rotunda) extract against acne-inducing bacteria. Research Journal of Pharmaceutical, Biological and Chemical Sciences, 7 (6). pp. 2157-2163. ISSN 0975-8585

Abd Karim, Nurul Ashikin and Ibrahim, Muhammad Din and Kntayya, Saie Brindha and Rukayadi, Yaya and Abd Hamid, Hazrulizawati and Abdull Razis, Ahmad Faizal (2016) Moringa oleifera Lam: targeting chemoprevention. Asian Pacific Journal of Cancer Prevention, 17 (8). pp. 3675-3686. ISSN 1513-7368; ESSN: 2476-762X

Raja Mazlan, R. N. A. and Zakaria, M. P. M. and Rukayadi, Yaya (2016) Antimicrobial activity of fingerroot [Boesenbergia rotunda (L.) Mansf. A.] extract against streptococcus mutans and streptococcus sobrinus. Journal of Pure and Applied Microbiology, 10 (3). pp. 1755-1761. ISSN 0973-7510

Santhanam, Ramesh Kumar and Ahmad, Syahida and Abas, Faridah and Ismail, Intan Safinar and Rukayadi, Yaya and Akhtar, Muhammad Tayyab and Shaari, Khozirah (2016) Bioactive constituents of Zanthoxylum rhetsa bark and its cytotoxic potential against B16-F10 melanoma cancer and normal human dermal fibroblast (HDF) cell lines. Molecules, 21 (652). pp. 1-13. ISSN 1431-5157; ESSN: 1420-3049

Saidykhan, Lamin and Abu Bakar @ Zakaria, Md Zuki and Rukayadi, Yaya and Kura, Aminu Umar and Saiful Yazan, Latifah (2016) Development of nanoantibiotic delivery system using cockle shell-derived aragonite nanoparticles for treatment of osteomyelitis. International Journal of Nanomedicine, 11. pp. 661-673. ISSN 1176-9114; ESSN: 1178-2013

Mat, Siti Alyani and Mohd Daud, Ili Syuhada and Mohamad Rojie, M. H. and Hussain, Norhayati and Rukayadi, Yaya (2016) Effects of Candida sp. and Blastobotrys sp. starter on fermentation of cocoa (Theobroma cacao L.) beans and its antibacterial activity. Journal of Pure and Applied Microbiology, 10 (4). pp. 2501-2510. ISSN 0973-7510

Nillian, Elexson and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2016) Evaluation of cloves (Syzygium aromaticum) against antibiotics resistant Vibrio parahaemolyticus on seafood. International Food Research Journal, 23 (5). pp. 2229-2233. ISSN 1985-4668; ESSN: 2231-7546

Zakuan, Zulfa and Chia, C. T. and Rukayadi, Yaya (2016) In vitro antimicrobial activity of Cymbopogon citratus (lemongrass) extracts against selected foodborne pathogens. International Food Research Journal, 23 (3). pp. 1262-1267. ISSN 1985-4668; ESSN: 2231-7546

Voon, Wendy Wen Yi and Rukayadi, Yaya and Meor Hussin, Anis Shobirin (2016) Isolation and identification of biocellulose-producing bacterial strains from Malaysian acidic fruits. Letters in Applied Microbiology, 62 (5). pp. 428-433. ISSN 0266-8254; ESSN: 1472-765X

William Silam, Sylvester and Radu, Son and Lew, Kok Fang and Rukayadi, Yaya (2015) Antibacterial activity of Java turmeric (Curcuma xanthorrhiza Roxb.) extract against Klebsiella pneumoniae isolated from several vegetables. International Food Research Journal, 22 (5). pp. 1770-1776. ISSN 1985-4668; ESSN: 2231-7546

William Silan, Sylvester and Radu, Son and Lew, Kok Fang and Rukayadi, Yaya (2015) Antibacterial activity of java turmeric (Curcuma xanthorrhiza Roxb.) extract against Klebsiella pneumoniae isolated from several vegetables. International Food Research Journal, 22 (5). pp. 1770-1776. ISSN 1985-4668; ESSN: 2231-7546

Mahazar, Nurul Husna and Sufian, N. F. and Meor Hussin, Anis Shobirin and Hussain, Norhayati and Mathawan, Melissa and Rukayadi, Yaya (2015) Candida sp. as a starter culture for cocoa (Theobroma cacao L.) beans fermentation. International Food Research Journal, 22 (5). pp. 1783-1787. ISSN 1985-4668; ESSN: 2231-7546

Yusoff, N. A. H. and Sanuan, F. M. and Rukayadi, Yaya (2015) Cosmos caudatus Kunth. extract reduced number of microflora in oyster mushroom (Pleurotus ostreatus). International Food Research Journal, 22 (5). pp. 1837-1842. ISSN 1985-4668; ESSN: 2231-7546

Lew, Kok Fang and Goh, G. L. and Radu, Son and Rukayadi, Yaya (2015) Effect of Javanese turmeric (Curcuma xanthorrhiza Roxb.) extract on natural microflora of oyster mushroom (Pleurotus sajur-caju) and its sensory acceptability. International Food Research Journal, 22 (6). pp. 2446-2451. ISSN 1985-4668; ESSN: 2231-7546

Zakaria, M. P. M. and Abas, Faridah and Rukayadi, Yaya (2015) Effects of Myristica fragrans Houtt. (nutmeg) extract on chemical characteristic of raw beef during frozen storage. International Food Research Journal, 22 (3). pp. 902-909. ISSN 1985-4668; ESSN: 2231-7546

Mohd Shahril, Najwa and Rukayadi, Yaya and Anyi, Ubong and Loo, Yuet Ying and Chang, Wei San and Lye, Ying Ling and Thung, Tze Young and Anuar, Aimi Syazana and Tan, Malcolm Turk Hsern and Goh, Sur Guat and Kuan, Chee Hao and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2015) Quantification and antibiotic susceptibility of Salmonella spp., Salmonella enteritidis and Salmonella typhimurium in raw vegetables (ulam). International Food Research Journal, 22 (5). pp. 1761-1769. ISSN 1985-4668; ESSN: 2231-7546

Lau, Kah Yan and Rukayadi, Yaya (2015) Screening of tropical medicinal plants for sporicidal activity. International Food Research Journal, 22 (1). pp. 421-425. ISSN 1985-4668; ESSN: 2231-7546

Yusoff, N. A. H. and Bustamam, M. S. and Abas, Faridah and Khatib, Alfi and Rukayadi, Yaya (2014) Antimicrobial activity of Cosmos caudatus extract against foodborne pathogens. Journal of Pure and Applied Microbiology, 8 (5). pp. 3681-3688. ISSN 0973-7510

Goh, Sur Guat and Afsah Hejri, Leili and Kuan, Chee Hao and Loo, Yuet Ying and Lye, Ying Ling and Chang, Wei San and Puspanadan, Soopna and Mohd Shahril, Najwa and Tang, John Yew Huat and Rukayadi, Yaya and Nishibuchi, Mitsuaki and Nakaguchi, Yoshitsugu and Radu, Son (2014) Transmission of Listeria monocytogenes from raw chicken meat to cooked chicken meat through cutting boards. Food Control, 37. pp. 51-55. ISSN 0956-7135; ESSN: 1873-7129

Nillian, Elexson and Afsah Hejri, Leili and Rukayadi, Yaya and Soopna, Puspanadan and Lee, Hai Yen and Tuan Chilek, Tuan Zainazor and Mahyudin, Nor Ainy and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2014) Effect of detergents as antibacterial agents on biofilm of antibiotics-resistant Vibrio parahaemolyticus isolates. Food Control, 35 (1). pp. 378-385. ISSN 0956-7135; ESSN: 1873-7129

Lau, Kah Yan and Mohd Zainin, Nurul Syazwani and Abas, Faridah and Rukayadi, Yaya (2014) Antibacterial and sporicidal activity of Eugenia polyantha Wight against Bacillus cereus and Bacillus subtilis. International Journal of Current Microbiology and Applied Sciences, 3 (12). pp. 499-510. ISSN 2319-7692; ESSN: 2319-7706

Voon, Wendy Wen Yi and Ghali, Nur Atikah and Rukayadi, Yaya and Meor Hussin, Anis Shobirin (2014) Application of betel leaves (Piper betle L.) extract for preservation of homemade chili bo. International Food Research Journal, 21 (6). pp. 2399-2403. ISSN 1985-4668; ESSN: 2231-7546

Nillian, Elexson and Rukayadi, Yaya and Mahyudin, Nor Ainy and Kantilal, Haresh Kumar and Anyi, Ubong and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2014) Biofilm assessment of vibrio parahaemolyticus from seafood using random amplified polymorphism DNA-PCR. International Food Research Journal, 21 (1). pp. 59-65. ISSN 1985-4668; ESSN: 2231-7546

N. S., Zainin and Lau, K. Y. and Zakaria, M. and Radu, Son and Abdull Razis, Ahmad Faizal and Rukayadi, Yaya (2013) Antibacterial activity of Boesenbergia rotunda (L.) Mansf. A. extract against Escherichia coli. International Food Research Journal, 20 (6). pp. 3319-3323. ISSN 1985-4668; ESSN: 2231-7546

Fouladynezhad, Nina and Afsah Hejri, Leili and Rukayadi, Yaya and Mohammed, Abdulkarim Sabo and M. N., Marian and Radu, Son (2013) Assessing biofilm formation by Listeria monocytogenes. International Food Research Journal, 20 (2). pp. 987-990. ISSN 1985-4668; ESSN: 2231-7546

Fouladynezhad, Nina and Afsah Hejri, Leili and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2013) Efficiency of four Malaysian commercial disinfectants on removing Listeria monocytogenes biofilm. International Food Research Journal, 20 (3). pp. 1485-1490. ISSN 1985-4668; ESSN: 2231-7546

Rukayadi, Yaya and Hwang, Jae Kwan (2013) In vitro activity of xanthorrhizol isolated from the rhizome of javanese turmeric (Curcuma xanthorrhiza Roxb.) against Candida albicans biofilms. Phytotherapy Research, 27 (7). pp. 1061-1066. ISSN 0951-418X; ESSN: 1099-1573

Tan, S. L. and Lee, Hai Yen and Abu Bakar, Fatimah and Abdul Karim, Muhammad Shahrim and Rukayadi, Yaya and Mahyudin, Nor Ainy (2013) Microbiological quality on food handlers’ hands at primary schools in Hulu Langat District, Malaysia. International Food Research Journal, 20 (5). pp. 2973-2977. ISSN 1985-4668; ESSN: 2231-7546

Chang, Wei San and Afsah Hejri, Leili and Rukayadi, Yaya and Khatib, Alfi and Lye, Ying Ling and Loo, Yuet Ying and Mohd Shahril, Najwa and Soopna, Puspanadan and Kuan, Chee Hao and Goh, Sur Guat and Tang, John Yew Huat and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2013) Quantification of Escherichia coli O157:H7 in organic vegetables and chickens. International Food Research Journal, 20 (2). pp. 1023-1029. ISSN 1985-4668; ESSN: 2231-7546

Loo, Yuet Ying and Soopna, Puspanadan and Goh, Sur Guat and Kuan, Chee Hao and Chang, Wei San and Lye, Ying Ling and Tang, John Yew Huat and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2013) Quantitative detection and characterization of Shiga toxin-producing Escherichia coli O157 and non-O157 in raw vegetables by MPN-PCR in Malaysia. International Food Research Journal, 20 (6). 3313 - 3317. ISSN 1985-4668; ESSN: 2231-7546

Lye, Ying Ling and Afsah Hejri, Leili and Chang, Wei San and Loo, Yuet Ying and Soopna, Puspanadan and Kuan, Chee Hao and Mohd Shahril, Najwa and Rukayadi, Yaya and Khatib, Alfi and Tang, John Yew Huat and Nishibuchi, Mitsuaki and Nakaguchi, Yoshitsugu and Radu, Son (2013) Risk of Escherichia coli O157:H7 transmission linked to the consumption of raw milk. International Food Research Journal, 20 (2). pp. 1001-1005. ISSN 1985-4668; ESSN: 2231-7546

Rukayadi, Yaya and Lau, K. Y. and Zainin, N. S. and Zakaria, Mohamed (2013) Screening antimicrobial activity of tropical edible medicinal plant extracts against five standard microorganisms for natural food preservative. International Food Research Journal, 20 (5). pp. 2905-2910. ISSN 1985-4668; ESSN: 2231-7546

Puspanadan, Soopna and Loo, Yuet Ying and Nillian, Elexson and Kuan, Chee Hao and Goh, Sur Guat and Chang, Wei San and Lye, Ying Ling and Afsah-Hejri, Leili and Tang, John Yew Huat and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2012) Detection of Klebsiella pneumoniae in raw vegetables using most probable number-polymerase chain reaction (MPN-PCR). International Food Research Journal, 19 (4). pp. 1757-1762. ISSN 1985-4668; ESSN: 2231-7546

Chai, K. F. and Karim, Roselina and Mohd Adzahan, Noranizan and Rukayadi, Yaya and Mohd Ghazali, Hasanah (2017) Physicochemical properties of two varieties of rambutan (Nephelium lappaceum L.) fruit. In: International Food Research Conference (IFRC 2017), 25-27 July 2017, Complex of the Deputy Vice Chancellor (Research and Innovation), Universiti Putra Malaysia. (pp. 165-168).

Premarathne, Jayasekara Mudiyanselage Krishanthi Jayarukshi Kumari and Tang, John Yew Huat and Basri, Dayang Fredalina and Rukayadi, Yaya and Nakaguchi, Yoshitsugu and Nishibuchi, Mitsuaki and Radu, Son (2015) Development of a quantitative microbial risk assessment model for foodborne Campylobacter infection. In: World Veterinary Poultry Association (Malaysia Branch) and World's Poultry Science Association (Malaysia Branch) Scientific Conference 2015, 21-22 Sept. 2015, Kuala Lumpur Convention Centre, Kuala Lumpur, Malaysia. (pp. 168-171).

Rukayadi, Yaya (2012) Potency of Indonesian natural products for nutraceutical, pharmaceutical and cosmeceutical industry development. In: Seminar Nasional Teknik Kimia, 25 Apr. 2012, Bandung, Indonesia. . (Unpublished)

Khozirah Shaari (2014) An extract of zanthoxylum rhetsa and use thereof. PI2014003562.