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Title

Assistant Clinical Professor

Office Building

Animal Disease Research and Diagnostic Laboratory

Office

109

Mailing Address

Animal Disease Research 109
Veterinary & Biomedical Sciences-Box 2175
University Station
Brookings, SD 57007

Education

• Postdoc in reproductive biology | University of Wisconsin-Madison | 2013
• Ph.D. in theriogenology | Bangladesh Agricultural University (in association with University of Wisconsin-Madison) | 2008
• PGT Certificate in assisted reproductive technologies | University of Wisconsin-Madison | 2003
• M.S. in veterinary obstetrics | Bangladesh Agricultural University | 2000
• DVM | Bangladesh Agricultural University | 1998

Academic Interests

• Teaching - Anatomy, Histology, Physiology and Integrated Biochemistry
• Research - Andrology, Embryology, Endocrinology and Reproduction
• Clinical - Theriogenology Clinical Skills

Academic Responsibilities

• BIOL 4/576 Advanced Physiology
• VET 602 Physiology I
• VET 624 Physiology II
• VET 603 Anatomy I (small animal)
• VET 622 Anatomy II (large animal)

Committees and Professional Memberships

Committees:

• Member, DVM Curriculum Revision Taskforce UMN, 2024-present
• Chair, PPVM Curriculum Committee, 2022-present
• Member, CAFES Curriculum Committee, 2022-present
• Member, STG Technical Committee, ECTAD-FAO, Bangladesh, 2022-present
• Member, ³ÉÈËÊÓƵ DVM Admission Committee, 2021-present
• Member, Recruitment and Hiring Committees
• Thesis Supervisory and Dissertation Advisory Committees
• Member, UW-Richland Undergraduate Research and Creativity Committee, 2016-2021
• Member, NAAB/CSS Technical Committee, 2011-2013
• Member, CSS Quality Control Competence and Compliance Committee, 2012-2013

Professional Memberships:

• Society for Theriogenology
• Society for the Study of Reproduction
• Bangladesh Veterinary Association

Awards and Honors

• International Consultant, QC Lab, Department of Livestock Services, Bangladesh, 2017-2020
• Postdoctoral Research Scholar, Eutheria Foundation, WI, 2013-2016
• International Consultant, Babcock Institute for International Dairy Research and Development, WI, 2004-2005
• USDA J-1 Exchange Research Scholar, University of Wisconsin-School of Veterinary Medicine, 2002-2003

Work Experience

• 2013–2021: Teaching Faculty, University of Wisconsin-Madison/Platteville/Baraboo/Richland, WI
• 2009–2013: Andrology Laboratory Director, Accelerated Genetics, WI
• 2006-2008: Research Program Manager, Eutheria Foundation, WI
• 2000–2006: Veterinary Surgeon, Department of Livestock Services, Bangladesh
• 1998–2000: Scientific Officer, Bangladesh Agricultural University, Bangladesh

Areas of Research

• Food Animal Reproduction (herd and stud fertility)
• Biology of Gonads and Gametes
• Assisted Reproductive Technologies
• Nuclear and Membrane Physiology of Sperm/Oocyte
• Research Tool: Doppler Ultrasonography and Fluorescent Microscopy

Publications

Peer Reviewed Publications of Creative Works:

1. Ginther O.J., Siddiqui M.A.R., Araujo E.R., Dangudubiyyam S.V., 2017. Follicles and gonadotropins during waves 2 and 3 in three-wave interovulatory intervals in Bos taurus heifers. Theriogenology. 104:192–197.
2. Ginther O.J., Domingues R.R., Siddiqui M.A.R., Dangudubiyyam S.V., 2017. Blood flow and echotextural differences between the future dominant and subordinate follicles before the beginning of diameter deviation in heifers. Theriogenology. 100: 42–49.
3. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Araujo E.R., 2017. An intraovarian mechanism that enhances the effect of an FSH surge on recovery of subordinate follicles in heifers. Domestic Animal Endocrinology. 59: 67–74.
4. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Wolf C.A., Castro T., 2016. Temporality of two-way functional coupling between FSH and follicles in heifers. Theriogenology. 86: 1645–1653.
5. Baldrighi J.M., Siddiqui M.A.R., Ginther O.J., 2016. Temporal relationships between minor, preovulatory, or periovulatory FSH surges and the emergence and development of 2-mm follicles of wave 1 in Bos taurus heifers. Domestic Animal Endocrinology. 57: 80–84.
6. Ginther O.J., Baldrighi J.M., Siddiqui M.A.R., Araujo E.R., 2016. Complexities of follicle deviation during selection of a dominant follicle in Bos taurus heifers. Theriogenology. 86: 2012–2019.
7. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., 2016. Functional Angiocoupling between follicles and adjacent corpus luteum in heifers. Theriogenology. 86: 465–471.
8. Ginther O.J., Baldrighi J.M., Siddiqui M.A.R., Wolf C.A., 2016. Characteristics and functions of a minor FSH surge near the end of an interovulatory interval in Bos taurus heifers. Domestic Animal Endocrinology. 56: 63–69.
9. Castro T., Oliveira F.A., Siddiqui M.A.R., Baldrighi J.M., Wolf C.A., Ginther O.J., 2016. Stimulation of LH, FSH, and luteal blood flow by gonadotropin-releasing hormone during the luteal phase in mares. Theriogenology. 85: 740–746.
10. Ginther O.J., Baldrighi J.M., Siddiqui M.A.R., Bashir S.T., Rakesh H.B., 2016. Mechanism for greater frequency of contralateral than ipsilateral relationships between corpus luteum and ovulatory follicle for wave 3 in heifers. Theriogenology, 85: 361–367.
11. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Hoffman M.M., 2016. Stimulation of regressing subordinate follicles of wave 2 with a gonadotropin product in heifers. Domestic Animal Endocrinology, 55: 46–51.
12. Ginther O.J., Siddiqui MAR, Baldrighi JM, Wolf CA, 2016. Systemic effect of follicle-stimulating hormone and intraovarian effect of the corpus luteum on complete regression versus recovery of regressing wave-2 follicles in heifers. Domestic Animal Endocrinology, 55: 51–59.
13. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Wolf C.A., 2015. Persistence and recovery of regressing 3-mm ovarian follicles in heifers. Theriogenology, 84: 1463–1471.
14. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Wolf C.A., Greene J.M., 2015. Differences between follicular waves 1 and 2 in patterns of emergence of 2-mm follicles, associated FSH surges, and ovarian vascular perfusion in heifers. Theriogenology. 84: 853–861.
15. Siddiqui M.A.R., Baldrighi J.M., Greene J.M., Wolf C.A., Ginther O.J., 2015. Spontaneous and experimental conversion of a regressing subordinate follicle of wave 1 to the dominant follicle of wave 2 in heifers. Theriogenology 83: 1352–1359.
16. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., 2015. Effects of conversion of follicular activity from wave 1 to wave 2 and proximity of wave-2 follicles to CL in heifers. Theriogenology 83: 1241–1248.
17. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Hoffman M.M., 2015. Conversion of intraovarian patterns from preovulation to postovulation based on location of dominant follicle and corpus luteum in heifers Theriogenology 83:153–161.
18. Siddiqui M.A.R., Ginther O.J., 2014. Switching of largest follicle from dominant to subordinate status when follicle and CL are in same ovary in heifers. Theriogenology, 82: 259–265.
19. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Hoffman M.M., 2014.  Intraovarian factors associated with switching of a future dominant follicle to a subordinate follicle during induced luteolysis in heifers. Theriogenology. 83: 786–796.
20. Ginther O.J., Siddiqui M.A.R., Baldrighi J.M., Hoffman M.M., 2014. Effect of intraovarian proximity between dominant follicle and corpus luteum on dimensions and blood flow of each structure in heifers. Theriogenology 82: 875–883.
21. Siddiqui M.A.R., Das Z., Bhattacharjee J., Islam M.M., Haque M.A., Parrish J.J., Shamsuddin M., 2013. Factors affecting the first service conception rate of cows in smallholder dairy farms in Bangladesh. Reproduction in Domestic Animals. 48: 500–505.
22. Hannan M.A., Fuenzalida M.J., Siddiqui M.A.R., Shamsuddin M., Beg M.A., Ginther O.J., 2010. Diurnal variation in LH and temporal relationships between oscillations in LH and progesterone during the luteal phase in heifers. Theriogenology, 74: 1491–1498.
23. Siddiqui M.A.R., Ferreira J.C., Gastal E.L., Beg M.A., Cooper D.A., Ginther O.J., 2010. Temporal relationships of the LH surge and ovulation to echotexture and power-Doppler signals of blood flow in the wall of the preovulatory follicle in heifers. Reproduction, Fertility and Development, 22: 1110–1117.
24. Shahiduzzaman A.K.M., Beg M.A., Palhao M.P., Siddiqui M.A.R., Shamsuddin M., Ginther O.J., 2010. Stimulation of the largest subordinate follicle by intrafollicular treatment with insulin-like growth factor 1 is associated with inhibition of the dominant follicle in heifers. Theriogenology, 74: 194–210.
25. Shrestha H.K., Beg M.A., Siddiqui M.A.R., Ginther O.J., 2010. Dynamic progesterone responses to simulation of a natural pulse of a metabolite of prostaglandin F(2alpha) in heifers. Animal Reproduction Science, 118: 118–123.
26. Siddiqui M.A.R., Gastal E.L., Gastal M.O., Almamun M., Beg M.A., Ginther O.J., 2009. Relationship of vascular perfusion of the wall of the preovulatory follicle to in vitro fertilisation and embryo development in heifers. Reproduction, 137: 689–697.
27. Siddiqui M.A.R., Almamun M., Ginther O.J., 2009. Blood flow in the wall of the preovulatory follicle and its relationship to pregnancy establishment in heifers. Animal Reproduction Science, 113: 287–292.
28. Ginther O.J., Siddiqui M.A.R., Beg M.A., 2009. Progesterone responses to intravenous and intrauterine infusions of prostaglandin F2alpha in mares. Reproduction, Fertility and Development, 21: 688–695.
29. Siddiqui M.A.R., Gastal E.L., Ju J.C., Gastal M.O., Beg M.A., Ginther O.J., 2009. Nuclear configuration, spindle morphology and cytoskeletal organization of in vivo maturing horse oocytes. Reproduction in Domestic Animals, 44: 435–440.
30. Ginther O.J., Siddiqui M.A.R., Beg M.A., 2009. Physiologic and nonphysiologic effects of exogenous prostaglandin F2alpha on reproductive hormones in mares. Theriogenology, 72: 417–124.
31. Siddiqui M.A.R., Gastal E.L., Gastal M.O., Beg M.A., Ginther O.J., 2009. Effect of hCG in the presence of hCG antibodies on the follicle, hormone concentrations and the oocyte in mares. Reproduction in Domestic Animals, 44: 474–479.
32. Ginther O.J., Gastal M.O., Gastal E.L., Jacob J.C., Siddiqui M.A.R., Beg M.A., 2008. Effects of age on follicle and hormone dynamics during the oestrous cycle in mares. Reproduction, Fertility and Development, 20: 955–963.
33. Siddiqui M.A.R., Bhattacharjee J., Das Z.C., Islam M.M., Islam M.A., Haque M.A., Parrish J.J., Shamsuddin M. 2008. Crossbred bull selection for bigger scrotum and shorter age at puberty with potentials for better quality semen. Reproduction in Domestic Animals, 43: 74–79.
34. Ginther O.J., Gastal E.L., Gastal M.O., Siddiqui M.A.R., Beg M.A., 2007. Relationship of follicle versus oocyte maturity to ultrasound morphology, blood flow and hormone concentrations of the preovulatory follicle in mares. Biology of Reproduction, 77: 202–208.
35. Islam M.M., Siddiqui M.A.R., Haque M.A., Baki M.A., Majumder S., Parrish J.J., Shamsuddin M., 2007. Screening some major communicable diseases of AI bulls in Bangladesh. Livestock Research for Rural Development, 19 (6) 2007. Available online at  http://www.lrrd.org/lrrd19/6/isla19079.html
36. Al-Faruque M.H., Bari F.Y., Siddiqui M.A.R., Shamsuddin M., 2007. Fertilizing capacity of buck (Capra hircus) semen frozen with different concentrations of egg yolk. Journal of the Bangladesh Agricultural University, 5: 95–104.
37. Bhattacharjee J., Siddiqui M.A.R., Das Z.C., Khan A.H.M.S.I., Hossain M., Shamsuddin M., 2006. Spermiogram of German Shepherd Dog.  Bangladesh Veterinary Journal, 40: 17–20.
38. Shamsuddin M., Hossein M.S., Siddiqui M.A.R., and A.H.M.S.I. Khan, 2005. Use of dye deposition in cows’ excised genital tract to evaluate inseminators’ and refreshment training to improve their skills. Korean Journal of Embryo Transfer, 20: 157–162.
39. Hossoin S.M.A., Siddiqui M.A.R., Shamsuddin M., Ahmed J.U., 2004. Efficacy of dry cow therapy in mastitis control strategy. Bangladesh Veterinary Journal, 38: 105–112.
40. Datta S., Chowdhury M.K., Siddiqui M.A.R., Karim M.J., 2004. A retrospective study on field disease investigation in ruminants. Bangladesh Veterinary Journal, 38: 25–33.
41. Choudhury M.K., Hossein M.S., Siddiqui M.A.R., Karim M.J., 2003. Clinical investigation of diseases and disorders encountered in the Upazila Veterinary Hospital. Bangladesh Veterinary Journal, 37: 19–27.
42. Siddiqui M.A.R., Shamsuddin M., Bhuiyan M.M.U., Akbar M.A., Kamaruddin K.M., 2002. Effect of feeding and body condition score on multiple ovulation and embryo production in zebu cows. Reproduction in Domestic Animals, 37: 37–41.
43. Khan A.H.M.S.I., Hossein M.S., Siddiqui M.A.R., Shamsuddin M., Bhuiyan M.M.U., Kamaruddin K.M., 2000. Dose-specific effects of pregnant mare’s serum gonadotrophin on the embryo production in Bangladeshi zebu cows. The Bangladesh Veterinarian, 17: 67–73.