nor syakila, mohd. mazlan, ahmad bazli ramzi dan roohaida othman.  (2023).  engineering aquilaria malaccensis agarwood fragrance biosynthetic genes in escherichia coli.  - 33rd malaysian society of plant physiology conference (msppc 2023).  72. 

andira rahmawati, rizkita rachmi esyanti, iriawati, roohaida othman.  (2023).  the potential of methyl jasmonate elicitation in enhancing antioxidant enzyme activities of stevia rebaudiana shoot culture.  - simposium biologi kebangsaan 2023 (sbk2023).  1-23. 

roohaida binti othman.  (2023).  pemencilan dan analisis fungsi cdna α-farnesen sintase daripada polygonum minus.  - .  . 

andira rahmawati, asfathari ratnaduita saksyasamita, victor emmanuel, iriawati, khalilan lambangsari, rizkita rachmi esyanti, roohaida othman, ahmad faizal dan husna nugrahapraja.  (2023).  the combination effect of concentration and spraying duration of methyl jasmonate on growth and secondary metabolite production of stevia rebaudiana shoot culture in mist bioreactor.  - 5th international conference on biosciences (icobio 2023).  1-23. 

nor syakila mohd mazlan, ahmad bazli ramzi, roohaida othman.  (2023).  expression of aquilaria malaccensis terpenes synthases for alpha-terpeinieol biosynthesis in engineered escherichia coli.  - asian regional conference on systems biology 2023 (arcsb 2023).  102. 

nor syakila mohd mazlan, ahmad bazli ramzi dan roohaida othman.  (2023).  expression of aquilaria malaccensis terpene synthases for alpha-terpineol biosynthesis in engineered escherichia coli.  - asian regional conference on systems biology 2023 (arcsb 2023).  1. 

yashirdisai sampasivam, roohaida othman dan kamalrul azlan azizan.  (2023).  metabolite profiling and antioxidant activity of the naturally formedand artificially induced agarwood from the critically endangered aquilaria malaccensis.  - asian regional conference on systems biology 2023 (arcsb 2023).  1-30. 

ismanizan bin ismail;normah bt. mohd. noor;zamri bin zainal;roohaida binti othman;zeti azura binti mohamed hussein;maizom binti hassan;syarul nataqain binti baharum;goh hoe han;emelda rosseleena binti rohani;kamalrul azlan bin azizan;wan mohd aizat bin wa.  (2022).  integrated databases in plant systems biology for societal well being .  - .  . 

ismanizan bin ismail;roohaida binti othman;muhamad hafiz bin che othman;ng chyan leong.  (2022).  kajian protein kotak-f dan protein sasaran persicaria minor melalui analisis tindakbalas arabidopsis terhadap tekanan tumbuhan terpilih.  - .  . 

roohaida othman.  (2022).  carrageenan producing macroalgae.  - 2nd joint symposium on plant science and products.  6-30. 

roohaida othman.  (2022).  towards unravelling agarwood formation in aquilaria malaccensis.  - inbiosis webinar series.  4-34. 

roohaida othman.  (2022).  pemencilan dan analisis fungsi cdna alfa-farnesen sintase daripada polygonum minus.  - .  1-6. 

roohaida othman.  (2022).  systems biology approach in unravelling agarwood formation in aquilaria malaccensis.  - international symposium on current trends in biosciences.  4-47. 

roohaida othman, farah adibah abd kadir, ahmad bazli ramzi.  (2022).  expression of aquilaria malaccensis terpene synthases for agarwood fragrance biosynthesis in engineered escherichia coli.  - 32nd malaysian society of plant physiology conference (msppc 2022).  91. 

roohaida othman.  (2022).  functional genomics for carrageenan producingmacroalgae.  - 3rd joint symposium on plant sciences and products (jsps 2022).  2. 

andira rahmawati, victor emmanuel, iriawati, khalilan lambangsari, rizkita rachmi esyanti, roohaida othman, aldo nathan dela simamora, bugy suwito, muhammad syah ramadhan.  (2022).  evaluation of stevia rebaudiana leaf-axillary shoot formation, cultured in ms medium supplemented with iaa-bapandmssupplemented with kinetin.  - 3rd joint symposium on plant sciences and products.  32. 

farah adibah abd kadir, afiq adham abd rasib, kamalrul azlan azizan dan roohaida othman.  (2022).  metabolite profiles for aquilaria malaccensis agarwood are dependant on the induction conditions.  - second national seminar on agarwood cum tree growers' mela for agarwood farmers.  10-31. 

farah adibah abdul kadir, afiq adham abd rasib, kamalrul azlan azizan and roohaida othman.  (2021).  terpene biosynthesis in aquilaria malaccensis agarwood is dependant on the induction method.  - 31st malaysian society of plant physiology conference (msppc 2021).  57. 

mohd sobri bin takriff;roohaida binti othman;muhamad hafiz bin che othman;nazlina haiza binti mohd yasin.  (2021).  optimization and understanding mechanism of enhanced co2 sequestration from industrial stack by locally isolated microalgae.  - .  . 

roohaida othman.  (2021).  systems biology approach in plant product development.  - international conference on plant and algae based bioindustry.  1-6. 

nurrul shaqinah binti nasruddin;roohaida binti othman;badiah binti baharin;ahmad tarmidi bin sailan.  (2020).  the role of matrix metalloproteinases (mmps) in understanding progression of periodontitis.  - .  . 

roohaida othman.  (2020).  production of plant secondary metabolites as medicinal herbs ingredients and health supplements.  - virtual lecture series #3 school of life sciences and technology, institut teknologi bandung.  1-19. 

roohaida othman.  (2020).  genetic engineering in phytoremediation of heavy metals.  - 2nd joint virtual symposium on plant science and products.  4. 

farah adibah abd kadir, kamalrul azlan azizan, roohaida othman.  (2020).  profiling of terpene synthase genes in aquilaria malaccensis agarwood induced using different conditions.  - 30th malaysian society of plant physiology conference (msppc 2020).  40-41. 

roohaida othman.  (2019).  potential use of plant natural products.  - school of life science and technology institut teknologi bandung summer school 2019.  1-56. 

roohaida othman.  (2019).  molecular biology and functional genomics in plants.  - joint symposium on plant sciences and products 2019.  20-21. 

farah adibah abd kadir, kamalrul azlan azizan, roohaida othman.  (2019).  metabolite profiling of aquilaria malaccensis agarwood induced using different conditions.  - malaysian society of plant physiology conference 2019.  16. 

roohaida othman, izyanti ibrahim, muhammad ashraf shahidan, babul airianah othman, shazilah kamaruddin, shevin rizal feroz, doris quay huai xia, shairah abdul razak, izwan bharudin, noraziyah abd aziz shamsudin, farah diba abu bakar, wan syaidatul aqma wa.  (2019).  modul kursus pemantapan penyediaan amali program prasiswazah gugusan biosains dan bioteknologi.  - .  1-380. 

farah adibah abd kadir, sng yien ping, afiq adham abd rasib & roohaida othman.  (2018).  recombinant expression of alpha-terpineol synthase from aquilaria malaccensis.  - international conference on biochemisty, molecular biology and biotechnology 2018.  . 

afiq adham abd rasib, farah adibah abd kadir & roohaida othman.  (2018).  agarwood production in wounded aquilaria malaccensis as plant defense response.  - 28th malaysian society of plant physiology conference.  . 

roohaida othman.  (2017).  elucidating the true identity of a sesquiterpene synthase.  - 27th malaysian society of plant physiology conference (msppc2017).  . 

afiq adham abd rasib, tong fook xian, zeti azura mohamed hussein & roohaida othman.  (2017).  sequence analysis of terpene synthase cdnas from transcriptome profile of infected aquilaria malaccensis.  - international meeting and 42nd annual conference of the msbmb (msbmbc 2017).  . 

afiq adham abd rasib & roohaida othman.  (2017).  analysis of terpene synthase genes from infected aquilaria malaccensis.  - 27th malaysian society of plant physiology conference (msppc2017).  . 

afiq adham, a.r. & roohaida, o..  (2016).  use of the de novo transcriptome analysis of aquilaria malaccensis to identify gene expression changes associated with terpene biosynthesis.  - 26th malaysia society of plant physiology conference (msppc 2016).  . 

nursyuhaida mohd hanafi, teo chee how, norihan mohd saleh & roohaida othman.  (2015).  transcriptome analysis towards understanding carrageenan biosynthesis pathway in kappaphycus alvarezii.  - asian congress on biotechnology 2015: biotechnology and bioeconomy for sustainable future.  . 

najihah ismail & roohaida othman.  (2015).  transcriptome profilling and functional analysis of phytoremediation related gene in kappaphycus alvarezii.  - the 3rd asian regional conference on systems biology 2015 jointly organised with the 5th symposium on systems and synthetic biology.  . 

nursyuhaida mohd hanafi, teo chee how, norihan mohd saleh & roohaida othman.  (2015).  identification and characterisation of genes involved in carrageenan biosynthesis pathway in kappaphycus alvarezeii through transcriptomic approach.  - the 3rd asian regional conference on systems biology 2015 jointly organised with the 5th symposium on systems and synthetic biology.  . 

roohaida binti othman, zeti azura binti mohamed hussein.  (2015).  exploration of hypothetical proteins towards discovery of phytoremediation related genes in algae.  - .  . 

de-sheng ker, noor farhan othman, sze lei pang, ee fun tan, maizom hassan, roohaida othman & chyan leong ng.  (2015).  cloning, expression, purification and crystallisation of sesquiterpene synthase from polygonums minus.  - the 3rd asian regional conference on systems biology 2015 jointly organised with the 5th symposium on systems and synthetic biology.  . 

normah bt. mohd. noor, roohaida binti othman, zeti azura binti mohamed hussein.  (2015).  funtional annotation and pathway analysis of somatic embryogenesis-related genes..  - .  . 

hanif azhari, azhar mohamad & roohaida othman.  (2015).  development of genic-ssr markers by deep transcriptome sequencing in aquilaria malaccensis.  - 25th malaysian society of plant physiology conference.  . 

suganthi murthy, poya hedayati, zeti azura mohamed hussein & roohaida othman.  (2015).  heterologous expression of a eucheuma denticulatum phytochelatin synthase gene enhances cadmium tolerance in arabidopsis thaliana.  - asian congress on biotechnology 2015: biotechnology and bioeconomy for sustainable future.  . 

suganthi murthy & roohaida othman.  (2014).  functional analysis of phytochelatin synthase with phytoremediation potentials.  - afob regional symposium 2014.  . 

roohaida othman,adham afiq mohd rasib, kok keong loke, zeti azura mohamed hussein.  (2014).  transcriptome analysis of healthy and wounded tissues of aquilaria malaccensis.  - 16th international biotechnology symposium and exhibition biotechnology for the development of a green economy.  . 

suganthi murthy & roohaida othman.  (2014).  functional analysis of euchema denticulatum gene involved in phytoremediation.  - international conference on plant physiology 2014.  . 

noor farhan o., sze lei p., mohammad safwan, r., kumaran, s., ee fun t., maizom, h., rohaida o. & chyan leong ng.  (2014).  cloning, expression and purification of recombinant polygonum minus alpha-farnesene synthase.  - international conference on advances in plant biochemistry and biotechnology "empowering urban agriculture".  . 

roohaida othman, diana mohd nor, mohammad akhmal illias & zeti-azura mohammed hussein.  (2013).  identification of euchema denticulatum and kappaphycus alvarezii genes.  - 10th international marine biotechnology conference.  . 

mohammad akhmal illias, ahmad ismail, nazaruddin ramli, zeti azura mohamed hussein & roohaida othman.  (2013).  characterization of carrageenan biosynthetic genes in kappaphycus alvarezii variety.  - 2nd asian regional conference on systems biology 2013.  . 

tan ee fun, normah mohd noor and roohaida othman.  (2012).  characterization of alpha-farnesene synthase gene from polygonum minus.  - 15th international biotechnology symposium and exhibition.  . 

roohaida othman, diana mohd nor, nurul-huda abdul manap & zeti-azura mohamed-hussein.  (2012).  identification and functional analysis of eucheuma denticulatum genes.  - 9th asia-pacific marine biotechnology conference (apmbc2012).  . 

suganthi murthy and roohaida othman.  (2012).  functional analysis of phytochelatin synthase cdna from eucheuma denticulatum.  - 10th international congress on plant molecular biology.  . 

tan ee fun, nuraziyan azimi, normah mohd noor & roohaida othman.  (2012).  characterization of farnesene biosynthesis genes from polygonum minus.  - 10th international congress on plant molecular biology.  . 

roohaida othman.  (2011).  functional genomics of carrageenophytes.  - keynote pada kolokium siswazah ke 11 fakulti sains dan teknologi.  . 

ahmad nazarudin mohd roseli, tsan fui ying, roohaida othman, phebe ding, normaniza osman.  (2011).  the role of plant physiology in climate change and mitigation.  - .  . 

roohaida othman, hana marlin mahfodz, chang li yen, nur afiqah sukiran, syarul nataqain baharum, normah mohd noor.  (2011).  proteome and free amino acid of polygonum minus leaf.  - 12th international congress on amino acids, peptides & proteins, 3-6 august 2011, beijing, china..  . 

nurulhuda abdul manap, roohaida othman, zeti-azura mohamed-hussein.  (2011).  sequence analysis of hypothetical proteins from eucheuma denticulatum ests dataset.  - 10th international conference on bioinformatics (incob 2011).  . 

zeti-azura mohamed-hussein, kok-keong loke, gor mian chee, ismanizan ismail, zamri zainal, roohaida othman, syarul nataqain baharum, maizom hassan, normah mohd noor.  (2011).  functional inference of hypothetical proteins obtained from the roots of polygonum minus.  - 10th international conference on bioinformatics (incob 2011).  . 

roohaida othman, mahfodz hana-marlin, li-yen chang, mohd-noor normah.  (2011).  analysis of polygonum minus leaf proteome.  - proteomic forum 2011, berlin.  . 

tan ee fun, fairuz mohd yusof, roohaida othman, zeti-azura mohamed-hussein,and normah mohd. noor.  (2010).  molecular characterization of cadinene synthase cdna from polygonum minus.  - asian regional conference on systems biology 2010, royale chulan hotel, kuala lumpur, malaysia.  . 

roohaida othman, chong huei li, zeti azura mohamed hussein.  (2010).  cloning and recombinant expression of udp-glucose pyrophosphorylase from eucheuma denticulatum (abstrak).  - journal of biotechnology.  . 

roohaida othman, hana marlin mahfodz, chang li yen.  (2010).  proteomic analysis of polygonum minus leaves (abstrak).  - journal of biotechnology.  . 

roohaida othman, hana-marlin mahfodz, chang li yen, normah mohd. noor.  (2010).  proteomics analysis of polygonum minus leaves.  - asian regional conference on systems biology.  . 

nuraziyan azimi, roohaida othman, normah mohd. noor.  (2010).  isolation and characterization of farnesyl diphosphate synthase cdna clones from polygonum minus.  - asian regional conference on systems biology 2010 (arcsb 2010).  . 

nurul huda abdul manap, roohaida othman, zeti azura mohamed hussein.  (2010).  identification and functional analysis of eucheuma denticulatum hypothetical proteins.  - asian regional conference on systems biology 2010.  . 

zeti-azura mohamed-hussein, kok-keong loke, zainal-abidin rabiatul-adawiah, roohaida othman.  (2009).  eudbase: an est database for red seaweed, eucheuma denticulatum.  - programme book of 2009 international conference on genomics (icg iv), 2-5 november 2009, shenzhen, china.  . 

roohaida othman, nuraziyan azimi.  (2009).  isolation and characterization of farnesyl diphosphate synthase cdna clones from polygonum sp..  - plant biology 2009 programme book.  . 

hana marlin, m., chang, l.y. and othman, r..  (2008).  protein profiling for polygonum minus (kesum) leaves.  - buku program 5th malaysian international conference on essential oils, fragrance and flavour materials (miceoff5).  .