jonathan guyang lin, muhamad hawari mansor, abdul munir abdul murad, rozida mohd. khalid, doris huai xia quay, margit winkler, farah diba abu bakar.  (2020).  a functionally-distinct carboxylic acid reductase pccar4 unearthed from a repertoire of type iv cars in the white-rot fungus pycnoporus cinnabarinus.  - journal of biotechnology.  55-62. 

regina sisika a. sonthanasamy, azwan mat lazim, siti nur syazni mohd zuki, doris huai xia quay, ling ling tan.  (2020).  starch-based c-dots from natural gadong tuber as ph fluorescence label for optical biosensing of arginine.  - optics and laser technology.  1-9. 

nur-fadhilah mazlan, ling ling tan, nurul huda abd. karim, lee yook heng, nur diyana jamaluddin, nurul yuziana mohd. yusof, doris huai xia quay, bahariah khalid.  (2019).  acrylic-based genosensor utilizing metal salphen labeling approach for reflectometric dengue virus detection.  - talanta.  . 

doris quay huai xia, amna qureshi, sanjib bhakta, nicholas h. keep.  (2018).  mutation studies of the gene encoding yuic, a stationary phase survival protein in bacillus subtilis.  - malaysian journal of microbiology.  . 

doris quay huai xia, yong hui yee, rosli md illias, nor muhammad mahadi, farah diba abu bakar & abdul munir abdul murad.  (2017).  characterization of recombinant trichoderma reesei cellobiohydrolase and the potential of cellulase mixture in hydrolyzing oil palm empty fruit bunches.  - malaysian applied biology.  11-19.