Professional Development

Classes

  • Courses Directed / Co-Directed (Graduate & Medical Education) BCHM/CDRB 544: Human Genetics & Cancer — Course Director (2013–present) IBGS 525: Translational Research Training — Course Director (2018–present) Cancer Biology Journal Club — Co-Course Director (2019–present) BCHM/IBGS Seminar Series (IBGS 604–605) — Facilitator (2016–2017) IBGS 512 / IBGS 522 — Teacher/Course Co-Director/Facilitator (2013–2016) Undergraduate Medical Education (UME) Evidence-Based Medicine/PIQ (Teacher, 2016–present) McPherson Summer Research Program (Mentor, 2016–present) Translational Research Training (Mentor/Instructor, 2017–present) Graduate Medical Education (GME) Research Training for Residents (2016–present) Translational Research Training (2017–present) Monday Seminar Mentoring Team-based and case-based learning; flipped modules; scaffolded writing (abstract/manuscript/grant aims); journal-club critique using PRISMA-lite; OSPE-style data analysis; rubrics mapped to competencies; inclusive pedagogy and growth-mindset feedback. Curriculum & Program Innovations Redesigned Human Genetics & Cancer to integrate DEI caselets (ancestry-linked variants; access to care; ethical issues in genomics). Built a capstone sequence in Translational Research Training (hypothesis → IRB-ready protocol draft → conference-ready abstract/figures). Co-launched Cancer Biology Journal Club emphasizing reproducibility, graphical abstracts, and trainee-led facilitation. (10/2025 - 04/2012)

Post-doc Training

  • 1992-1993       Staff Physician, Arogyo Niketan, Dhaka, Bangladesh 1993-1994 Clinical Fellow, Obstetrics and Gynecology, IPGMR, Dhaka (Prof. T.A Chowdhury) 1994-1995 Research Fellow, Department of Ob/Gyn, Kumamoto University School of Medicine, Japan  (with Prof. H. Okamura, M.D.). 2001-2002 Postdoctoral Researcher, Cedars-Sinai Medical Center (with P.K. Shah, MD) 2003-2004 Postdoctoral Fellow, Department of Pathology, Cedars-Sinai Medical Center (with S. Bose, MD) 2005-2006 Postdoctoral Fellow, Department of Ob/Gynecology, Cedars-Sinai Medical Center (with MD. Pisarska, MD) 2006-2012 Postdoctoral Fellow, Department of Biochemistry, Center for Health Disparities Research & Mol. Med., Loma Linda University (with N.R. Wall, Ph.D.)   (04/2012)

Seminars and Conferences

  • 1.      Andrew Y. Lee, Samuel Chan, Luiza Barseghyan, Celina R. Yamauchi, Andrea Shields, Mia C. Perez, Alfred A. Simental, Salma Khan. Unraveling Racial Disparities in Papillary Thyroid Cancer: A Comparative Bulk RNA-Sequencing Gene Expression Analysis. ATA 2025, Scottsdale, AZ. 2.      Brian Nguyen, Samual Chan, Romi Yamauchi, Andrea Shields, Alfred Simental, Salma Khan. ETHNIC VARIATION IN THYROID CANCER MUTATIONS REVEALED BY NEXT-GENERATION SEQUENCING. CHDMM Annual Symposium, 2025, Loma Linda and Western Medical Conference, Carmel, CA 2026. 3.      Kyah, Alena, Jane Munide, Cody A. Carter, Romi Yamauchi, Salma Khan. Distinct Prognostic Gene Expressions in Ovarian Cancer Among African Women. CHDMM Annual Symposium, 2025, Loma Linda 4.      Madeline Kim, Romi Yamauchi, Cody A. Carter, Saied Mirshahidi, Salma Khan. Investigating Key Immune and Signaling Protein Interactions in Ovarian Cancer Using Immunoprecipitation. CHDMM Annual Symposium, 2025, Loma Linda and Western Medical Conference, Carmel, CA 2026. 5.      Sanjana Ramesh, Joseph Cruz, Janice Pakkianthan, Andrea Shield, Alfred Simental, Salma Khan.  CORRELATION OF SURFACE MARKERS AND DOWNSTREAM PATHWAYS IN ANAPLASTIC THYROID CANCER TISSUE SAMPLES BY MULTIPLEX IMMUNOHISTOCHEMISTRY. CHDMM Annual Symposium, 2025, Loma Linda 6.      Samuel Chan, Romi Yamauchi, Luiza Barseghyan, Alfred Simental, Andrea Shield, Salma Khan. TRANSCRIPOMIC ANALYSIS REVEALS RACIAL DIFFERENCES IN several GENE EXPRESSION in papillary thyroid cancer. CHDMM Annual Symposium, 2025, Loma Linda and Western Medical Conference, Carmel, CA 2026. 7.      Celestin et al., Comparative Analysis of Cellular Morphometric Biomarkers and Immune Microenvironment in High-Grade Serous Ovarian Cancer: African Americans versus European Americans. CHDMM Annual Symposium 2024, Loma Linda, CA. 8.      Barseghyan et al., DIFFERENTIAL GENE EXPRESSION ANALYSIS OF PAPILLARY THYROID CANCER AMONG DIVERSE ETHNIC GROUPS.CHDMM. Annual CHDMM Symposium 2024, Loma Linda, CA. 9.      Ewan et al., DETECTION OF A NOVEL SURFACE MARKER IN ANAPLASTIC THYROID CANCER. Annual CHDMM Symposium 2024, Loma Linda, CA. 10.  Yamauchi et al., PDLIM-7 GENE OVEREXPRESSION IS INVERSELY CORRELATED WITH DOWNREGULATION OF LET-7G IN THYROID CANCER. California University of Science and Medicine (CUSM) and Arrowhead Regional Medical Center, 2024, Arrowhead, CA. 11.  Muinde J. et al., MICRO-RNAS LINKED TO ONCOGENES IN HIGH VERSUS LOW-GRADE OVARIAN SEROUS ADENOCARCINOMA. California University of Science and Medicine (CUSM) and Arrowhead Regional Medical Center, 2024, Arrowhead, CA. 12.  Muinde J. et al., MICRO-RNAS LINKED TO ONCOGENES IN HIGH VERSUS LOW-GRADE OVARIAN SEROUS ADENOCARCINOMA. AACR-HD 2024, Los Angeles, CA. 13.  Robins et al., ENIGMA INTERACTS DIFFERENTIALLY TO THYROID CANCER SIGNALING PATHWAYS. Annual CHDMM Symposium 2023, Loma Linda, CA. 14.  Schiff et al., miRNAs linked to genome instability in ovarian high-grade serous carcinoma in patients with African Ancestry. Annual CHDMM Symposium 2023, Loma Linda, CA. 15.  Schiff et al., miRNAs linked to genome instability in ovarian high-grade serous carcinoma in patients with African Ancestry. Western Medical Research Conference 2024, Carmel, CA (Oral). 16.  Robins et al., ENIGMA INTERACTS DIFFERENTIALLY TO THYROID CANCER SIGNALING PATHWAYS. Western Medical Research Conference 2024, Carmel, CA (Oral). 17.  Lam et al., PDLIM-7 GENE OVEREXPRESSION IS INVERSELY CORRELATED WITH DOWNREGULATION OF LET-7G IN THYROID CANCER. Annual CHDMM Symposium 2023, Loma Linda, CA. 18.  Kristiana Rood, et al., Differential DBP-VDR interactions in thyroid cancer health disparities. Endocrine Society 2022, Atlanta, Georgia (oral). 19.  Kristiana Rood, Jin Lee, Jonathan Mancao, Khodeza Begum, Hanmin Wang, Yan-Chen Wongworawat, Ryan Davis, Celina Yamauchi, Mia Perez, Alfred Simental, Ria Laxa, Charles Wang, Sourav Roy, Salma Khan. Differential expression of non-coding-RNA signatures in thyroid cancer between two ethnic groups. Annual Health Disparities Symposium, 2021, Loma Linda University School of Medicine, Loma Linda, CA, USA. 20.  Julie Nguyen, Kristiana Rood, Celina Yamauchi, Ria Laxa, Mia Perez, Alfred Simental, Salma Khan. Differential expressions of miR-323b-3p, PDLIM7, and c-Myc in Filipino American versus European American patients. Annual Health Disparities Symposium, 2021, Loma Linda University School of Medicine, Loma Linda, CA, USA. 21.  Niihara R, Khan S. Pathway analysis of Enigma oncogene in thyroid cancer progression. Western Medical Conference 2021 (Online). 22.  Mancao J, Khan S. Differential expression of miR-491-5p in thyroid cancer health disparities. Endocrine Society 2021 (Online). 23.  Churdsuwanrak N, Khan S. Pathway analysis of Enigma oncogene in thyroid cancer progression. Endocrine Society 2021 (online) 24.  Lee J, Khan S. Differential expression of miR-491-5p in thyroid cancer health disparities. Alumni Association of Physician’s convention (APC) (Online). 25.  Davis R, Khan S. Differential miRNA signature in thyroid cancer health disparities. AACR; San Francisco 2020. 26.  Kari Roberts, Choi SHK, Frank E, Foulad D, Mirhsahidi S, Perez MC, Simental AA, Firek AA, Khan S. Analysis of differential Enigma gene expression in thyroid cancer vs. benign nodules. Endocrine Society Meeting 2020, San Francisco, CA. 27.  Wongworawat YC, Khan S. Differential expression of let-7 miRNA is thyroid cancer health disparities. American Thyroid Association, New Orleans, LA 2019. 28.  Kari Roberts, Choi SHK, Frank E, Foulad D, Mirhsahidi S, Perez MC, Simental AA, Firek AA, Khan S. Analysis of differential Enigma gene expression in thyroid cancer vs. benign nodules. CHDMM symposium 2019, Loma Linda, CA. 29.  Choi SHK, Kari Roberts, Frank E, Foulad D, Mirhsahidi S, Perez MC, Simental AA, Firek AA, Khan S. Analysis of differential Enigma gene expression in thyroid cancer vs. benign nodules. Western Medical Research Conference WMRC 2020, Carmel, CA. 30.  Santiago K, Davis R, Altamirano E, Anderson G, Wongworawat YC, Perez MC, Wang H, Unternaehrer, Simental AA. Roy S, Khan S. Stress-induced mircoRNA (miRNA)-signatures in thyroid cancer health disparities. CHDMM Symposium, 2019, Loma Linda University, CA. 31.  Davis R, Santiago K, Altamirano E, Anderson G, Wongworawat YC, Perez MC, Wang H, Unternaehrer, Simental AA. Roy S, Khan S. Stress-induced mircoRNA (miRNA)-signatures in thyroid cancer health disparities. AACR-Health Disparities Meeting, 2019, San Francisco, CA. 32.  Frank E, Nyasani E, Chintalapati S, Perez MC, Munir I, Simental AA, Firek AA, Khan S. Upregulation of c-SRC/integrin in non-invasive and invasive human thyroid cancers: correlation with non-invasive and invasive phenotypes. American Thyroid Association, 2018, Washington DC. 33.  Santiago KR, Nyasani E, Wang H, Wongworawat YC, Perez MC, Munir I, Khan S. Differential expression of let-7 miRNA is thyroid cancer health disparities. Annual CHDMM symposium, 2018, Loma Linda, CA. 34.  Townsend M, Nyasani E, Perez MC, Mavingire N, Frank E, Chintalapati S, Wongworawat YC, Munir I, Firek AA, Khan S. Differential expressions of c-SRC and a-6 integrin in well differentiated to poorly differentiated thyroid cancer. Annual CHDMM symposium, 2018, Loma Linda, CA. 35.  Cox B, Kim C, Chintalapati S, Mia C. Perez, Li L, Simental AA, Munir T, Munir I, Firek AA, Khan S. A novel differential subcellular expression pattern of a gene in well-differentiated thyroid cancer to anaplastic thyroid cancer. Basic Science Symposium, Loma Linda University, CA, USA 2017. 36.  Kim C, Chintalapati S, Mia C. Perez, Li L, Simental AA, Munir T, Munir I, Firek AA, Khan S. A novel differential subcellular expression pattern of a gene in anaplastic thyroid cancer compared to well-differentiated thyroid cancer. American Thyroid Association (ATA), Victoria BC, Canada, October 18-22, 2017. 37.  Chintalapati S, Mia C. Perez, Li L, Simental AA, Munir T, Munir I, Firek AA, Khan S. A novel differential subcellular expression pattern of a gene in anaplastic thyroid cancer compared to well-differentiated thyroid cancer. Pathology Meet, Loma Linda, 2017. 38.   Chintalapati S, Mia C. Perez, Li L, Simental AA, Munir T, Munir I, Firek AA, Khan S. A novel differential subcellular expression pattern of a gene in anaplastic thyroid cancer compared to well-differentiated thyroid cancer. APC, Loma Linda University, 2017. 39.  Khan S, Perez M, Chintalapati S, Lei L, Carr F, Simental A, Munir I, DeLeon M, Firek A.  A novel Oncoprotein Differentially Expresses from Well Differentiated to Undifferentiated Aggressive Phenotype. American Thyroid Association (ATA), Denver, CO, September 2016. (Selected for Short abstract). 40.  Nyasani E, Perez M, DeLeon M, Khan S. Vitamin D binding protein polymorphism in thyroid cancer health disparities.  CHDMM Annual Summer Symposium, August 2016, Loma Linda University, Loma Linda, CA. 41.  Monroe Q, Nyasani E, Perez M, Chintalapati S, Lei L, Perez M, Munir I, Firek A, DeLeon M, Khan S. Pathophysiological significance of Enigma oncoprotein in thyroid Cancer Gender disparities? CHDMM Annual Summer Symposium, August 2016, Loma Linda University, Loma Linda, CA. 42.  Lei L, Chintalapati S, Perez M, Munir I, Firek M, Khan S. Pathological significance of a novel oncoprotein expression in malignant thyroid nodules, not in benign nodules.  APC, Loma Linda University Medical Center, March 2016. 43.  Khan S, Stiff TR, Simpson J, Lynch JC, Leaf P, Gonda A, Casiano CA, Wall NR. Differential expression of stress proteins and miRNAs in circulating exosomes in prostate cancer health disparities. AACR Cancer Health Disparities Conference, Atlanta, GA, November 2015. 44.  Perez M, Nanda S, Perez M, Lei L, Munir I, DeLeon M, Khan S. Expression of vitamin D binding protein in thyroid cancer health disparities. Annual Health Disparities Symposium, Loma Linda University, Loma Linda, CA, August 2015. 45.  Khan S, Stiff TR, Lynch JC, Leaf P, Gonda A, Sanchez TW, Casiano CA, Wall NR. Exosomal surviving splice variants in prostate cancer health disparities. Endocrine Society meeting, San Diego, CA, April 2015. 46.  Mull B, Perez M, Lei L, Chowdhury S, Munir I, DeLeon M, Khan S. Differential expression of vitamin D binding protein in thyroid cancer health disparities. Annual Health Disparities Symposium, Loma Linda University, Loma Linda, CA, August 2014. 47.  Khan S, Turay D, Simpson J, Sanchez TW, Mirshahidi S, Casiano CA, Wall NR. Differential expression of inhibitors of apoptosis (IAP) protein releases in prostate cancer health disparities. Endocrine Society Meeting, Chicago, IL, June 2014. 48.  Khan S, Turay D, Jutzy JMS, Aspe JR, Sanchez TW, Mirshahidi S, Casiano CA, Wall NR. Stress-induced differential Survivin release in prostate cancer health disparities. American Association of Cancer Research (AACR), San Diego, CA 2014. 49.  Osterman CJD, Valenzuela MMA, Bennit HRF, Khan S, Wall NR. Curcumin induces pancreatic cancer cell death by targeting IAPs. American Association of Cancer research (AACR), San Diego, CA 2014. 50.  Valenzuela MMA, Bennit HRF, Osterman CJD, Khan S, Casiano CA, Wall NR. Survivin packaging into exosomes is lipid raft-dependent. American Association of Cancer research (AACR), San Diego, CA 2014. 51.  Khan S, Yuan Y, Ferguson H, Wong SF, Perez M, Mirshahidi S, Wall NR.  Early diagnostic value of surviving and its alternative splice variants in breast cancer.  American Society of Clinical Oncology (ASCO) Breast Cancer Symposium, San Francisco, CA 2012. 52.  Khan S, Jutzy JMS, Aspe JR, and Wall NR.  Exosomal Survivin, a potential tool for early detection of pancreatic cancer health disparity?  B#97, AACR Pancreatic Cancer, Lake Tahoe, CA, 2012. 53.  Jackson NP, Khan S, and Wall NR.  Mechanism of Survivin Uptake in Cancer Cells.  Summer IMSD program, Loma Linda University 2011. 54.  Khan S, Jackson NP, Neidigh JW, and Wall NR.  Extracellular Survivin-Uptake by Cancer Cells.  Basic Science Symposium, Loma Linda University 2011. 55.  Khan S, Neidigh JW and Wall NR. Cellular import of the inhibitor of apoptosis (IAP) protein survivin. Proceedings of the American Association for Cancer Research, Abstract (#120) 2010. 56.  Khan S, Slater JM, Neidigh JW, and Wall NR. Characterization of an extracellular, cell-permeable pool of the inhibitor of apoptosis (IAP) protein survivin. Proceedings of the American Association for Cancer Research, Abstract (#121) 2010. 57.  Slater JM, Khan S, Wall NR. Modulation of T Lymphocytes by Tumor-Released Survivin. Proceedings of the American Association for Cancer Research, Abstract (#4788) 2010. 58.  Pisarska MD, Bentsi-Barnes, I., Barlow, G., Khan S, Kuo F. "FOXL2 Mutations, Associated with Premature Ovarian Failure (POF), Likely Dimerize With Wild Type FOXL2, Leading to Altered Regulation Of Genes Associated With Granulosa Cell Differentiation". The Endocrine Society's 92nd Annual Meeting, San Diego, CA, 2010. 59.  Pisarska MD, Bentsi-Barnes, I, Barlow, G, Khan S, Kuo F. "LATS1 phosphorylates Forkhead L2 and regulates its activity as a transcriptional repressor of the Steroidogenic Acute Regulatory Gene". The Endocrine Society's 91st Annual Meeting, Washington DC, 2009. 60.  Khan S, Asumen MG, Aspe JR, Almaguel F, Acevedo S, De Leon MN, Wall NR.  An extracellular, cell-permeable, pool of surviving has been found that provides protection against genotoxic stress upon its reabsorption into cancer cells.  Proceedings of the American Association for Cancer Research (AACR), 48:2008. 61.  Pisarska MD, Kuo F, Tang S, Khan S.  Forkhead L2 (FOXL2), A Gene Associated with Premature Ovarian Failure is Likely Regulated through Phosphorylation.  63rd Annual Meeting of the American Society for Reproductive Medicine, Washington DC, 2007. 62.  Kao LC, Lai H, Zhao Y, Pisarska MD, Khan S. Immunohistochemical demonstration of hormonal regulation of n-acetylglucosamine-6-o-sulfotransferase (GlcNAc-6-OST) in human endometrium. The Society for Gynecologic Investigation 53rd Annual Scientific Meeting, Toronto, Canada, March 2006. 63.  Khan S et al, FOXL2, a Gene Associated with Premature Ovarian Failure, Interacts with Large Tumor Suppressor Gene 1 (LATS1).  ASRM (American Society Of Reproductive Medicine) Abstract, New Orleans, Louisiana, 2006. 64.  Ketefian A, Khan S, Zarrini P, Kao L, Pisarska MD. Expression of forkhead transcription factors in the human granulosa cells. 62nd Annual Meeting of the American Society for Reproductive Medicine, New Orleans, LA, October 2006. 65.  Khan S et al, Immunohistochemical localization of N-acetylglucosamine-6-O sulfotransferase (GlcNAc-6-OST) in the human tissue microarray.  Society for Gynecological Investigation (SGI) meeting Toronto, Canada, March 22-25, 2006. 66.  Kumetz L, Khan S, Zarrini P, Trivax B, Kao L, Pisarska MD.  FoxL2, a gene associated with premature ovarian failure, interacts with large tumor suppressor gene 1 (Lats1) Abstract New Orleans, Louisiana, 2006. 67.  Khan S, et al. Hormonal regulation of N-acetylglucosamine-6-O-sulfotransferase (GlcNAc-6-OST) expression in a human endometrial cell model.  ASRM abstract P 770, Montreal, Canada, Oct 15-19, 2005. 68.  Ketefian A, Khan S, Zarrini P, Kao L, Pisarska MD.  P-712 Expression of forkhead transcription factors in human granulosa cells. American Society of Reproduction and Medicine (ASRM), Montreal, Canada, 2005. 69.  Mak W, Khan S, Pisarska MD, Kao L.  Androgen Suppression of a Target Human Implantation Gene N-acetylglucosamine-6-O-sulfotransferase (GlcNAc-6-OST) in a Human Endometrial Cell Model. American Society of Reproduction and Medicine (ASRM), Montreal, Canada, 2005. 70.  Bose S, Chandaran S, Khan S, Bose N.  Pathway of PTEN-signaling in breast cancer: a tissue array study.  American Association of Clinical Pathology (AACP) 2004. 71.  Khan S et al, In vivo and In vitro degradation of hCG by human macrophages.  Proceedings of 33rd Annual Meeting of Society for the Study of Reproduction (SSR), Madison, Wisconsin, USA, 2000. 72.  Khan S, et al Macrophage-conditioned media enhances the differentiation of cytotrophoblasts.  32nd Annual Meeting of Society for the Study of Reproduction (SSR), Pullman, Washington, USA, 1999. 73.  Khan S, et al, In vitro differentiation of cytotrophoblast by macrophage culture supernatant.  International Session (IS) in 51st Annual Congress of Japan Society of Obstetrics and Gynecology, Tokyo, Japan, 1999. 74.  Khan S, et al. In vivo and in-vitro differentiation of hCG by human peritoneal macrophages. IS in 50th Annual Congress on Japanese Society of Obstetrics and Gynecology, Sendai, Japan, 1998. 75.  Khan S, et al. In vivo and in-vitro differentiation of hCG by human peritoneal macrophages All Japan Society for Study of Lymphoreticular system, Kumamoto, Japan, 1998. 76.  Ohtake H, Katabuchi H, Khan S, Tashiro H, In vitro model of endometriosis using ovarian surface epithelial cells and endometrial stromal cells.  48th Annual Congress of Japanese Society of Obstetrics and Gynecology, Tokyo, Japan, 1996. Invited Speaker: 2025: Panelist, American Thyroid Association 2020-2023: Health care tips for women: TV channel, NY. 2021 FOGSI -Premature Ovarian Failure: Treatment Updates (Speaker): India Public/Media Webinars 2020: Perinatal Mood; COVID-19 & Pregnancy; CDC/WHO Vaccine Updates: Media Residency Preparation Webinars 2020: Allied Health Lecture Health Disparities in Thyroid Cancer 2019–present: Personal Statement; Integrating Research in Residency 2018-2021: BMANA, Young Physician Desk Central. 2019 September: Allied Health Professionals, Loma Linda University: “Genetic/epigenetic alterations in thyroid cancer health disparities”. 2019 September: Cancer Research in Progress: Pathway analysis of differentially expressed miRNAs in thyroid cancer health disparities”. 2019 April: “How to write case reports/papers using clinical data” Webinar for BMANA, New York. 2019 June: How to write CV and personal statement at the scientific way for the job and residency programs. Webinar for BMANA, New York. 2018 August: Allied Health Professionals, Loma Linda University: “Health Disparities in Thyroid cancer.” 2017 December: “System Physiology and Pathophysiology of diseases” Gandhi Medical College, Bhopal. 2016 August 11: “Synthesis, secretion, and metabolism of thyroid hormones” Cal-Med University, Colton, California 2016 July: “Genetics and Cancer”, Cal-Med University, Colton, California 2015: Tumor biomarker search: from bedside to Bench: Grand Round: Department of Pathology and Human Anatomy 2015: Key-note speaker: Japanese-Korean Obstetric and Gynecology convention: Kumamoto University School of Medicine: Bed to bench side research on gynecological cancers, Kumamoto, Japan. 2015: Oral presentation: Endocrine Society, San Diego. 2012: Integrated Biomedical Sciences Seminar Series, Loma Linda University: Survivin: from bench to bedside. 2011: Jan 2011, Multiple births and Cervical cancer, Peace Academy, Redlands, CA 2011: Genetic influence on First-degree relatives’ marriage, Peace Academy 2010: Peace Academy, Redlands, CA 2006: Center for Health Disparity and Molecular Medicine: Loss of PTEN expression in Ductal Carcinoma In-Situ (DCIS), Loma Linda University, CA, USA 2005: Post-Doctoral Association of UCLA:  A proportion of PTEN loss in DCIS by Methylation 2005: Health and disease, Hancock Park Elementary School, Los Angeles, CA, USA 1998: Japan Society for Study of Lymphoreticular system, Kumamoto, Japan 1997: All Japan Congress on Placenta and Trophoblastic Diseases, Kumamoto, Japan 2004:  Human Body at Hancock Park Elementary School, Los Angeles, CA 1993-1994: Instructor of Obstetrics and Gynecology, IPGMR, Bangladesh 1991-1992: Clinical Medicine and Surgery, Dept. of Medicine, Gandhi-Medical College, Bhopal, India 1990-1991:  Teaching Assistant, Dept. of Medicine, Gandhi-Medical College, Bhopal, India. (10/2025)