chandraseharan, p, sockalingam, snmp, zakaria, asi, mahyuddin, a, shafiei, z, abdul rahman, m.  (2023).  the efficacy of apple cider vinegar as an antimicrobial agent: an in vitro study.  - mapd 2023 biennial scientific conference and trade exhibition.  1. 

taha, na, lokman, fnh, shafiei, z.  (2023).  in vitro inhibitory activities of probiotics isolated from human milk against streptococcus mutans.  - research, innovation and entrepreneurship international symposium.  40. 

panirchellvum, e., zainal-abidin, z., shafiei, z., mohd said, m.  (2023).  in-vitro inhibitory activities of halia bentong extract (zingiber officinale roscoe) against porphyromonas gingivalis.  - research, innovation and entrepreneurship international symposium.  47. 

kiong hung wong, ahmad shuhud irfani zakaria, alida mahyuddin, s. nagarajan m.p. sockalingam, nurul inaas, mahamad apandi, zaleha shafiei, mariati abdul rahman, zuleen delina fasya abdul ghani.  (2023).  in search of alternative endodontic irrigant: cytotoxicity evaluation of effective eco produce.  - research, innovation and entrepreneurship international symposium.  50. 

yit, k.h., zamirah, z.a., zaleha, s., mazlina, m.s., low, t.y..  (2023).  spice defence: halia bentong as natural warrior against porphyromonas gingivalis.  - research, innovation and entrepreneurship international symposium.  51. 

goh, d.s., mahyuddin, a., sockalingam, s.n., zakaria, a.s.i , abdul rahman, m., shafiei, z., abdul ghani, z.d.f..  (2023).  efficacy of 3 months effective eco produce in the removal of biofilm.  - research, innovation and entrepreneurship international symposium.  48. 

ng, y.m., sockalingam, s.n.m.p , mahyuddin, a., zakaria, a.s.i., shafiei, z., abdul rahman, m..  (2023).  antibacterial activities of virgin coconut and virgin olive oil mixture against oral primary colonisers.  - research, innovation and entrepreneurship international symposium.  49. 

esvini panirchellvum, zamirah zainal-abidin, zaleha shafiei, mazlina mohd said.  (2023).  in-vitro inhibitory activities of halia bentong extract (zingiber officinale roscoe) against porphyromonas gingivalis.  - mysomoi forum 2023. natural products: potential in oral health care intervention.  13. 

yit, h.y., zaleha, shafiei, noraziah, zin, mazlina, said.  (2023).  probiotics as an alternative agent in the prevention of periodontal disease.  - mysomoi forum 2023.  14. 

ahmad iman ammer azman, ikmal hisham ismail, hasnah begum said gulam khan, zaleha shafiei.  (2023).  in-vitro antimicrobial testing analysis of heterotrigona itama propolis against enterococcus faecalis atcc 29212 and 4082.  - 17th international dental collaboration of mekong river region (idcmr) conference 2023.  61. 

maha abdullah, mohammad tariqur rahman, rathna devi vaithilingam, zaleha shafiei, intan azura shahdan, mohd hafiz arzmi, jazli aziz, hasnah begum said gulam khan, basma ezzat mustada, cheah chia wei, maria kahar bador abdul kahar, bennete fernandes et. al.  (2023).  mysomoi news bulletin 2023.  - .  1-53. 

zaleha shafiei.  (2023).  in vitro inhibitory activities of probiotics isolated from human milk against streptococcus mutans.  - .  1-10. 

chandraseharan, p., sockalingam, snmp, zakaria, asi, mahyuddin, a., shafiei, z, abdul rahman, m..  (2022).  the efficacy of apple cider vinegar at different ph values as an antimicrobial agent: an in-vitro study.  - research, innovation and entrepreneurship symposium 4.0.  49. 

mira fareena mohd faizal, nur farhana abd aziz, zaleha shafiei.  (2022).  antibacterial, antiadherence and antibiofilm activities of hylocereus polyrhizus against oral pathogens.  - research, innovation & entrepreneurship symposium 4.0.  26. 

julia izzaty mohd juffry, wafa nadhirah sulaiman, nazatul azalia md najib, zamirah zainal abidin, zaleha shafiei, mazlina mohd said.  (2022).  a preliminary investigation of the antibacterial effect of halia bentong ethanolic extract on porphyromonas gingivalis.  - research, innovation & entrepreneurship symposium 4.0.  31. 

esvini panirchellvum, zamirah za., zaleha s., mazlina ms..  (2022).  preliminary findings of halia bentong ethanolic extracts against porphromonas gingivalis.  - research, innovation & entrepreneurship symposium 4.0.  46. 

zamirah zainal abidin, julia izzaty mohd jufry, nazatul azalia md najib, wafa nadhirah sulaiman, zaleha shafiei, mazlina mohd said.  (2022).  antibacterial activity of halia bentong ethanolic extract against porphyromonas gingivalis: a preliminary study.  - borneo exhibition science and technology (best) in dentistry viii 2022.  32--. 

zaleha shafiei, koshy philip, hashim yaacob, zubaidah haji abdul rahim, nalina thurairajah.  (2022).  suppression of virulence gene expression of streptococcus mutans by plant extract mixture (pem).  - borneo dental exhibition and scientific meeting best-8 (best in dentistry 2022) - international conference on updates of dentistry 4.0 technology and introduction of wetland-based dentistry.  OP-13. 

malathi, g, zaleha, s, zamirah, za, noraziah, mz, mazlina, ms.  (2022).  detection of bacteriocin-like inhibitory substance against streptococcus mutans.  - 5th international conference on oral microbiology and oral immunology (icom) 2022.  34. 

meei yi ng, zaleha shafiei, mariati abdul rahman, s. nagarajan m.p. sockalingam, ahmad shuhud irfani zakaria, alida mahyuddin.  (2021).  liquid chromatography mass spectrometry (lcms) of effective eco-produce (eep).  - .  1-11. 

meei yi ng, zaleha shafiei, mariati abdul rahman, s. nagarajan m.p. sockalingam, ahmad shuhud irfani zakaria, alida mahyuddin.  (2021).  toxicology testing of effective eco-produce (eep).  - .  1-7. 

marisa shanthini thomas santha kumar, anissha engapuram, zaleha shafiei, shahida mohd said, shuhud irfani zakaria.  (2021).  a review on caries management for children with autism spectrum disorder (asd).  - faculty of dentistry, ukm.  1-6. 

zaleha shafiei, marisa shanthini thomas shanta kumar, anissha engapuram, ismail nabil albhaisi, ahmad shuhud ifrani zakaria, shahida mohd-said.  (2021).  caries management strategies for children with autism spectrum disorder.  - the 2nd aceh international dental meeting (aidem-2).  1. 

nur insyirah mohamad nor, khairunnisa hanifah, kristina soosay selvam, zaleha shafiei, alida mahyuddin.  (2020).  antibacterial, anti-adherence and anti-biofilm of petroselinum crispum and azadirachta indica against streptococcus mutans and streptococcus sanguinis.  - research & innovation symposium 2.0 2020.  19. 

zaleha shafiei, nurrul shaqinah nasruddin, ahmad tarmidi sailan, nuramirah azizan.  (2020).  proceeding book for faculty of dentistry ukm research & innovation symposium 2.0 2020.  - research & innovation symposium 2.0 2020.  1-142. 

kristina soosay selvam, khairunnisa hanifah, nur insyirah mohamad nor, zaleha shafiei, alida mahyuddin.  (2020).  antibacterial, anti-adherence and antibiofilm of petroselinum crispum and azadirachta indica against streptococcus mutans and streptococcus sanguinis.  - national dental students' scientific conference (ndssc) 2020 special edition.  13. 

nur hafizah hazmi, zaleha shafiei, ahmad shuhud irfani zakaria, s. nagarajan a/l m.p. sockalingam, alida mahyuddin.  (2018).  antibacterial effects of virgin olive oil and virgin coconut oil on streptococcus sobrinus and lactobacillus casei.  - 11th biennial conference of the pediatric dental association of asia 2018.  . 

zaleha shafiei, zubaidah haji abdul rahim, hashim yaacob, koshy philip, nalina thurairajah.  (2018).  in vitro effects of plant extracts mixture and its individual constituents in reducing bacterial population in single- and dual-species biofilms.  - international conference of oral immunology and oral microbiology.  . 

zamirah zainal abidin, zaleha shafiei, nur amirah azizan, nurulnuha kamal bahrain.  (2017).  practical 7 - oral microbiology.  - .  73-84. 

norashikin abu bakar, s.nagarajan m.p.sockalingam, rahimah abdul kadir, zaleha shafiei.  (2013).  salivary influence in early childhood caries among preschool children of low socioeconomic background.  - minggu penyelidikan perubatan dan kesihatan ke-15.  . 

nadia najwa shuhairi, nordiyana md fazly shah yap, carrie-anne harry sibungkil, zaleha shafiei, jalifah latip.  (2012).  antibacterial activitry of myristica fragrans against oral pathogens.  - 4th national dental students` scientific conference 2012 "empowering minds , exploring possibilities" : abstract book.  . 

chioung ung hung, chai yet wan, masfueh razali, badiah baharin, zaleha shafiei.  (2012).  tri-tone plaque disclosing gel: ability in determining the age of plaque and its potential as a periodontal risk indicator.  - proceeding and abstract book : 10th dental students` colloquium "synergizing quality research towards best clinical practices".  . 

nurul farhana othman, wan suraya wan abdul nasir, shariffah shuriana abdul shukor, norziha yahya, zaleha shafiei.  (2012).  relationship between knowledge and attitude among acrylic denture wearer towards denture hygiene care with presence of candida albicans.  - proceeding and abstract book : 10th dental students` colloquium "synergizing quality research towards best clinical practices".  . 

nasiha sakina ramzuzzaman, raihanah sufyan, badiah baharin, zaleha shafiei.  (2012).  in-vitro study on antibacterial effects of malaysian honeys and propolis towards periodontopathogens.  - proceeding and abstract book : 10th dental students` colloquium "synergizing quality research towards best clinical practices".  . 

devisri narasimmanaidu, syafiqah nor alial mulub, asma alhusna abang abdullah, zaleha shafiei, norziha yahaya.  (2012).  exploration of microbiological profile of two different designs of orthodontic brackets.  - proceeding and abstract book : 10th dental students` colloquium "synergizing quality research towards best clinical practices".  . 

nadia najwa shuhairi, nordiyana md fazly shah yap, carrie-anne harry sibungkil, zaleha shafiei, jalifah latip.  (2012).  antibacterial activity of myristica fragrans against oral pathogens.  - proceeding and abstract book : 10th dental students` colloquium "synergizing quality research towards best clinical practices".  . 

s juhaida, aaa asma, mawrohaya, s zaleha, b badiah.  (2012).  changes of subgingival microbes during the first 3 months of fixed orthodontic treatment.  - 18th mao international scientific conference & trade exhibition.  . 

juhaida salleh, asma alhusna abang abdullah, zaleha shafie, badiah baharin, rohaya megat abdul wahab.  (2012).  occurence of subgingival microbes in 1-month of wearing fixed orthodontic appliance.  - 19th fdi/mda scientific convention and trade exhibition "theme: in pursuit of the avantgarde".  . 

tan liy si, dayang fredalina basri, zaleha shafiei.  (2011).  penentuan aktiviti antibakteria ekstrak gal quercus infectoria oliver ke atas bakteria mulut.  - .  . 

zaleha s, nur farhana mh, ameera syafiqah a.  (2011).  in vitro study of antimicrobial activity of 7 herbal toothpastes against oral microorganisms.  - kolokium mahasiswa pergigian ukm ke-9: energizing research culture in meeting global challenges.  . 

d. f. basri. l. s. tan. z, shafiei..  (2011).  antibacterial activity of galls of quercus infectoria olivier against oral pathogens.  - iv international conference on environmental, industrial and applied microbiology (biomicroworld2011).  . 

ameera syafiqah aly, nur farhana mat hussin, zaleha shafiei.  (2011).  in vitro study of antimicrobial activity of 7 herbal toothpaste against oral microorganisms.  - 3rd national dental students` scientific conference : fostering understanding towards ultimate research excellence.  . 

shamemdra d. dewadas, zaleha shafiei, noraziah m zin.  (2010).  anti-bacterial activity of bacteriocin-like inhibitory substances produced by streptococcus mutans.  - international symposium of health sciences (8th national symposium of health sciences).  . 

nur fasihah saat, nik nuraini nik azmin, zaleha shafiei.  (2010).  isolation and characterization of bacteriocin producer and detection of bacteriocin activity against streptococcus mutans.  - proceeding and abstract book, 8th ukm dental students` colloquium `learning through research`.  . 

zaleha shafiei, tanti irawati rosli, nur azhani che dzul-kifli, nur ashikin ibrahim.  (2010).  antibacterial activity of eleven herbal toothpastes against streptococcus mutans.  - international symposium of health sciences (8th national symposium of health sciences).  . 

dr wong, er sitabal and z shafiei.  (2010).  hepatitis b vaccination; knowledge and awareness among clinical dental staff & students in ukm.  - seminar pembentangan projek elektif ke-5 sesi 2006/2007 : program & abstrak.  . 

r.abdul kadir, y.s. hoo, n.n. zakaria, and z.shafiei.  (2009).  caries, oral hygiene and saliva factors in young malaysian children.  - 9th world congress on preventive dentistry.  . 

nor rohana abdul rahim, haizal mohd hussaini, zamirah zainal abidin, zaleha shafiei, abdul halim abdul ghafor, wan zurinah wan ngah, saiful anuar karsani and mariati abdul rahman..  (2009).  proteomic analysis of human saliva proteins in different aged groups.  - 7th costam/sfrr (asia/malaysia) international workshop 2009 and 4th biennial meeting of sfrr asia.  . 

h.y. shi, n.n. zakaria, r. abdul kadir, z. shafiei.  (2009).  early childhood caries in 3-5-year-old malaysian children: prevalence, salivary ph, buffering-capacity and oral microbial profile.  - 1st national dental student scientific conference.  . 

y.s. hoo, n.n. zakaria, r. abdul kadir, and z. shafiei.  (2009).  oral microbial profile, salivary ph and buffering capacity in young children with caries.  - 20th south east asia association for dental education (seaade) annual scientific meeting.  . 

hoo yin shi, najiyatu nazihah zakaria, rahimah abdul kadir, zaleha shafiei.  (2009).  caries status, salivary ph, buffering - capacity and oral microbial profilling of early childhood caries in 3-5-year-old malaysian children.  - proceeding and abstract book : 7th dental students` colloquium "dental research and education - a life-long quest".  .