de sheng ker, kok gan chan, roohaida othman, maizom hassan & chyan leong ng.  (2020).  site directed mutagenesis of beta sesquiphellandrene synthase enhances enzyme promiscuity.  - phytochemistry.  1-10. 

de-sheng ker, sze lei pang, noor farhan othman, sekar kumaran, ee fun tan, thiba krishnan, kok gan chan, roohaida othman, maizom hassan & chyan leong ng.  (2017).  purification and biochemical characterization of recombinant persicaria minor beta-sesquiphellandrene synthase.  - peerj.  1-23. 

su-fang ee, zeti-azura mohamed-hussein,roohaida othman, noor azmi shaharuddin, ismanizan ismail, and zamri zainal.  (2014).  functional characterization of sesquiterpene synthase from polygonum minus.  - the scientific world journal.  2014: 1-11. 

w.m.k. wan seman, s.a. bakar, n.a. bukhari, s.m. gaspar, r. othman, s. nathan,n.m. mahadi, j. jahim, a.m.a. murad, f.d. abu bakar.  (2014).  high level expression of glomerella cingulata cutinase in dense cultures of pichia pastoris grown under fed-batch conditions.  - journal of biotechnology.  184: 219-228. 

nur diyana roslan, jastina mat yusop, syarul nataqain baharum, roohaida othman, zeti-azura mohamed-hussein, ismanizan ismail, normah mohd noor & zamri zainal.  (2012).  flavonoid biosynthesis genes putatively identified in the aromatic plant polygonum minus via expressed sequences tag (est) analysis.  - international journal of molecular sciences.  13:2692-2706. 

yasotha sundaraj, hasdianty abdullah, nima ghahremani nezhad, afiq adham abd rasib, roohaida othman, kenneth francis rodrigues, suriana sabri, syarul nataqain baharum.  (2024).  correction: sundaraj et al. cloning, expression and functional characterization of a novel a-humulene synthase, responsible for the formation of sesquiterpene in agarwood originating from aquilaria malaccensis. curr. issues mol. biol. 2023, 45, 8989–9002.  - current issues in molecular biology.  1 - 1. 

roohaida othman, norul huda mohd nasir.  (2020).  metalotionein 1 daripada eleusine indica l. memberikan toleransi terhadap logam berat dalam escherichia coli.  - sains malaysiana.  527-536. 

roohaida othman, afiq adham abd rasib, mohammad akhmal ilias, suganthi murthy, najihah ismail, nursyuhaida mohd hanafi.  (2019).  transcriptome data of the carrageenophyte eucheuma denticulatum.  - data in brief.  1-4. 

adelene a. song, janna ong abdullah, mohd. p. abdullah, noraziah shafee, roohaida othman, normah mohd noor & raha a. rahim.  (2014).  engineering the lactococcal mevalonate pathway for increased sesquiterpene production.  - fems microbiology letters.  177-184. 

fatima musbah abbas, elbushra elsheikh elnur, normah mohd noor, eisa algaali, zainon mohd ali & roohaida othman.  (2011).  an effective protocol for callus induction with milk clotting activity from solanum dubium seeds.  - sains malaysiana.  40(4):339-343. 

yasotha sundaraj, hasdianty abdullah, nima ghahremani nezhad, afiq adham abd rasib, roohaida othman, kenneth francis rodrigues, suriana sabri, syarul nataqain baharum.  (2024).  correction: sundaraj et al. cloning, expression and functional characterization of a novel a-humulene synthase, responsible for the formation of sesquiterpene in agarwood originating from aquilaria malaccensis. curr. issues mol. biol. 2023, 45, 8989–9002.  - current issues in molecular biology.  1 - 1. 

farah adibah abdul kadir, kamalrul azlan azizan, roohaida othman.  (2021).  transcriptome of aquilaria malaccensis containing agarwood formed naturally and induced artifcially.  - bmc research notes.  1-4. 

farah adibah abdul kadir, kamalrul azlan azizan, roohaida othman.  (2020).  datasets of essential oils from naturally formed and synthetically induced aquilaria malaccensis agarwoods.  - data in brief.  10498. 

de sheng ker, kok gan chan, roohaida othman, maizom hassan & chyan leong ng.  (2020).  site directed mutagenesis of beta sesquiphellandrene synthase enhances enzyme promiscuity.  - phytochemistry.  1-10. 

roohaida othman, norul huda mohd nasir.  (2020).  metalotionein 1 daripada eleusine indica l. memberikan toleransi terhadap logam berat dalam escherichia coli.  - sains malaysiana.  527-536. 

andira rahmawati, asfathari ratnaduita saksyasamita, victor emmanuel, iriawati, khalilan lambangsari, rizkita rachmi esyanti, roohaida othman, ahmad faizal, husna nugrahapraja.  (2023).  the effect of methyl jasmonate on growth, stevioside and rebaudioside a production in stevia rebaudiana shoot culture using mist bioreactor.  - 5th international conference on biosciences iop conf. series: earth and environmental science.  01208. 

norazah mohammad nawawi, farah diba abu bakar, zulkiflie zamrod, roohaida othman.  (2023).  preparation of protoplast from glomerella cingulata.  - international conference on sustainable practices, development and urbanisation (iconspadu) aip conference proceedings.  20014. 

hanif azhari, azhar mohamad & roohaida othman.  (2015).  molecular identification of aquilaria spp. by using inter-simple sequence repeat (issr).  - aip conference proceedings.  030030-1-030030-5. 

siti diyana ismail, farah adibah abd kadir, roohaida othman.  (2018).  pengekspresan protein rekombinan germacrene d sintase daripada aquilaria malaccensis dalam escherichia coli.  - .  177-180. 

nurin najwa abdul rahman, nursyuhaida mohd hanafi, roohaida othman.  (2018).  pengekspresan protein rekombinan udp-glukosa pirofosforilase (ugpase) dari kappaphycus alvarezii.  - .  160-163. 

nur najwa arifah basiron, nursyuhaida mohd hanafi, roohaida othman.  (2018).  pengekspresan protein rekombinan sulfohidrolase ii dari kappaphycus alvarezii dalam escherichia coli.  - .  148-151. 

muhammad izzat zulkiflee, farah adibah abd kadir, roohaida othman.  (2018).  pencirian protein rekombinan skualena sintase dari aquilaria malaccensis.  - .  97-100. 

s'ng yien ping, farah adibah abd kadir, roohaida othman.  (2018).  pencirian protein rekombinan alfa-terpineol sintase dari aquilaria malaccensis.  - .  13-17. 

roohaida othman.  (2024).  rumpai laut pengeluar karaginan.  - dewan kosmik.  . 

roohaida othman.  (2024).  pembentukan gaharu hasil tindak balas pertahanan pokok karas terhadap jangkitan mikrob.  - dewan kosmik.  . 

ong weng yen, nor syakila mohd mazlan dan roohaida othman.  (2024).  transkrip d-guaien sintase bagi aquilaria malaccensis.  - prosiding simposium prasiswazah fst 2024 gugusan sains biologi dan bioteknologi.  75 - 80. 

grace lee xin ci, nor syakila mohd mazlan dan roohaida othman.  (2024).  pengklonan cdna mirsen sintase bagi aquilaria malaccensis.  - prosiding simposium prasiswazah fst 2024 gugusan sains biologi dan bioteknologi.  68 - 74. 

luqman razlan zaidi, nor syakila mohd mazlan, roohaida othman.  (2024).  pengekspresan protein rekombinan geranil difosfat sintase daripada aquilaria malaccensis.  - prosiding simposium prasiswazah fst 2024 gugusan sains biologi dan bioteknologi.  62 - 67. 

nur farah ain zainee, roohaida othman, azmi rani, fadzilah yusof, mohamed fahmy yusof, mohamed effendi taip, jannatulhawa jasni.  (2024).  high nutritional seaweed as future potential fish feed.  - the 6th hyper interdisciplinary conference malaysia 2024.  10. 

nor syakila mohd mazlan, ahmad bazli ramzi and roohaida othman.  (2024).  metabolic engineering of escherichia coli for production alpha-terpineol via expression of terpene biosynthetic genes from aquilaria spp..  - international symposium on synthetic biology and crispr technology .  . 

yashirdisai sampasivam, kamalrul azlan azizan & roohaida othman .  (2024).  comparative analysis of antioxidant activity of aquilaria malaccensis agarwood produced from different conditions.  - international meeting 48th malaysian society of biochemistry and molecular biology.  . 

nor syakila mohd mazlan, ahmad bazli ramzi, roohaida othman.  (2024).  characterisation of geranyl diphosphate synthase from aquilaria malaccensis as the key enzyme in monoterpenoid biosynthesis .  - international meeting 48th malaysian society of biochemistry and molecular biology.  . 

roohaida othman.  (2024).  lets publish in jtpp.  - 34th malaysian society of plant physiology conference (msppc2024).  .