Syarifah Faezah Syed Mohamad, Siti Fatimah Ibrahim, Nur Hilwan Ismail, Khairul Osman, Farah Hanan Fathihah Jaafar, Chew Fang Nang & Farida Zuraina Mohd Yusof.  (2018).  Quantification of HSP70 gene expression and determination of capacitation status of magnetically separated cryopreserved bovine spermatozoa at different thawing temperature and time.  - Sains Malaysiana.  . 

Lina S., Eliza H., Hashida N. H., Ibrahim S. F., Osman K..  (2018).  Androgen receptor and ultrastructural features of nigella sativa oil and nicotine-treated male rat reproductive glands.  - Sains Malaysiana.  . 

Noraina Mohd Bakri, Siti Fatimah Ibrahim, Nurul Atikah Osman, Nurhaslina Hasan, Farah Hanan Fathihah Jaffar, Zulaiha Abdul Rahman, Khairul Osman.  (2016).  Embryo apoptosis identification: Oocyte grade or cleavage stage?.  - Saudi Journal of Biological Sciences.  50-55. 

Norhamizan Hashim, Khairul Osman, Siti Fatimah Ibrahim, Rosliah Harun & Rafeah Pakri Mohamed.  (2016).  Kesan psikostres terhadap kerosakan DNA dan ketakormalan residu sitoplasma sperma manusia.  - Sains Malaysiana.  1931-1938. 

Loong Chuen Lee, Intan Shafiqa MD Yunus, Wan Nur Syazwani Wan Mohamad Fuad, Ab Aziz Ishak, Khairul Osman.  (2015).  Statistical discrimination of black ballpoint pen inks using ultra-performance liquid chromatography with principal component analysis.  - Journal of Analytical Chemistry.  374-377. 

S.S.M. Faezah, F.M.Y Zuraina, J.H.F. Farah, O.Khairul, N.I. Hilwani, M.I. Iswadi, C.N. Fang, I.Zawawi, O.M. Abas and S.I. Fatimah.  (2014).  The effects of magnetic separation on cryopreserved bovine spermatozoa motility, viability and cryo-capacitation status.  - Zygote.  22(3):378-386. 

Ismail M.I., Osman K., Ibrahim S.F., Jaafar F.H.F., Ghani N.A.A., Zainalabidin F.A., Othman A.M..  (2014).  Development of single tubing-type canister for cryo-storage of bull semen and their effect on sperm motility and viability.  - Brazilian Archives of Biology and Technology.  194 - 199. 

A.A. Sharifa, J. Jamaludin, L.S. Kiong, L.A. Chia & K. Osman.  (2012).  Anti-urolithiatic terpenoid compound from Plantago major Linn. (Ekor Anjing).  - Sains Malaysiana.  41(1):33-39. 

C. F. Nang, K. Osman, S. B. Budin, M. I. Ismail, F. H. F. Jaffar, S. F. S. Mohamad & S. F. Ibrahim.  (2012).  Bovine serum albumin: survival and osmolarity effect in bovine spermatozoa stored above freezing point.  - Andrologia.  44(S1):447-453. 

Fawwaz S. Al-Joudi, Fahme A. K. Kaid, Ismarulyusda Ishak, Norhazilah Mohamed, Kairol Osman, Iskandar Zulkarnain Alias.  (2011).  Expression of human mammaglobin and clinicopathologic correlations in breast cancer: The findings in Malaysia.  - Indian Journal of Pathology and Microbiology.  54(2):284-289. 

Rumiza, A.R., Khairul, O., Zuha, RM., Heo, C.C..  (2010).  An observation on the decomposition process of gasoline-ingested monkey carcasses in a secondary forest in Malaysia.  - Tropical Biomedicine.  27(3):373-383. 

Zahara Abdul Manaf, C.C Lee, Siti Fatimah Ibrahim, Poh Bee Koon, Khairul Osman, Srijit Das, J. Mohammad.  (2010).  Plasma vitamin C and tocotrienols changes in response to dietary supplementation among young male adults.  - Clinica Terapeutica.  161(2):121-124. 

Laila Suryani Elias, Eng May Lin, Ang Wee Chin, Abd Aziz Tajuddin, Shantini A.Arasaratnam, Suraya Aziz, Khairul Osman & Kanaga Kumari Chellian.  (2010).  Pengoptimuman parameter dedahan dalam mamografi digital medan penuh menggunakan rajah merit.  - Sains Malaysiana.  39(2):299-303. 

Fatimah, IS; Iswadi, IM; Khairul, O; Nurhazilah, M; Fadzilah, MS; Padzil, ARM; Srijit, D; Mazni, OA.  (2010).  A preliminary study of reactive oxygen species activity within motile Boer buck sperm using confocal laser scanning microscope (CLSM).  - Clinica Terapeutica.  161(2):125-128. 

Ismarulyusda Ishak, Jamaludin Mohamed, Khairul Osman, Zaleha Md Isa, Zakiah Ismail, Mohd FairulNiza Mohd Noor & Osman Ali.  (2009).  Status selenium serum populasi di daerah Hulu Langat, selangor, Malaysia.  - Sains Malaysiana.  38(4):473-481. 

Zuha, RM; Kurahashi, H; Chin, HC; Osman, K; Rashid, RA; Abu Hassan, R; Abdullah, SR; Salleh, AFM; Marwi, MA; Omar, B.  (2009).  Myospila pudica pudica (Stein, 1915) (Diptera: Muscidae) in peninsular Malaysia and its ocurrence on a monkey carrion.  - Tropical Biomedicine.  26(2):216-218. 

K. Osman, S. Ibrahim, M. Ismail, S. Das, M. Abd Rahman and A. Othman.  (2008).  Data Mining: Relationship of Sperm Kinetics and DNA Integrity.  - Reproduction, Fertility & Development.  20 (S422) : 102. 

Zulkhairi Amom, Zaiton Zakaria, Jamaluddin Mohamed, Azrina Azlan, Hasnah Bahari, Mohd Taufik Hidayat Baharuldin, Mohd Aris Moklas, Khairul Osman, Zanariyah Asmawi, and Mohd Kamal Nik Hassan.  (2008).  Lipid Lowering Effect of Antioxidant Alpha-Lipoic Acid in Experimental Atherosclerosis.  - Journal of Clinical Biochemistry and Nutrition.  43(2):88-94. 

Rumiza Abd. Rashid, Khairul Osman, Mohd Iswadi Ismail, Raja Muhammad Zuha, Rogayah Abu Hassan.  (2008).  Determination of malathion levels and the effect of malathion on the growth of Chrysomya megacephala (Fibricius) in malathion-exposed rat carcass.  - Tropical Biomedicine.  25(3):184-190.