{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,24]],"date-time":"2026-03-24T04:07:19Z","timestamp":1774325239418,"version":"3.50.1"},"reference-count":41,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2026,3,18]],"date-time":"2026-03-18T00:00:00Z","timestamp":1773792000000},"content-version":"vor","delay-in-days":17,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,3,1]],"date-time":"2026-03-01T00:00:00Z","timestamp":1772323200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["obgyn.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Obstet and Gynaecol"],"published-print":{"date-parts":[[2026,3]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>Human breast milk is known to contain a variety of bioactive components, including stem and progenitor cells; however, their in\u00a0vitro propagation is often constrained by limited adherence and yield. The use of conventional serum supplementation raises concerns regarding unnatural interactions and potential pathogen exposure. This study aims to assess the effects of serum and growth factors on the adhesion, proliferation, and propagation of human breast milk\u2010derived cells (hBMCs).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We cultured cells in four media: M1 (DMEM\u2009+\u200910% FBS), M2 (DMEM\/F12\u2009+\u200920% KnockOut Serum Replacement [KSR]\u2009+\u200910\u2009ng\/mL bFGF), M3 (DMEM\/F12\u2009+\u200910% KSR\u2009+\u200910\u2009ng\/mL bFGF), and M4 (DMEM\u2009+\u200910% FBS\u2009+\u20095% HS). Cell adhesion, proliferation, and morphology were evaluated using bright\u2010field microscopy, fluorescence imaging, and cell viability assays.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Our findings indicated postpartum\u2010dependent variations in hBMC numbers and demonstrated that serum\u2010free conditions with KSR significantly enhanced cell adhesion and proliferation. Specifically, M2 and M3 facilitated increased proliferation with reduced doubling time, resulting in higher cell yield. Furthermore, the study underscored the impact of contamination and fat globules on lower adhesion efficiency.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Overall, these results identify KSR\u2010based media as a promising alternative to FBS, providing optimized conditions for the propagation of hBMCs and paving the way for their future therapeutic and experimental applications.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jog.70242","type":"journal-article","created":{"date-parts":[[2026,3,19]],"date-time":"2026-03-19T01:15:11Z","timestamp":1773882911000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Knockout Serum Replacement Accompanied With Basic Fibroblast Growth Factor in Culture Medium Promotes Growth of Human Breast Milk\u2010Derived Cells"],"prefix":"10.1111","volume":"52","author":[{"given":"Pooja","family":"Kumari","sequence":"first","affiliation":[{"name":"Tissue Engineering and Biomicrofluidics Laboratory, School of Biomedical Engineering Indian Institute of Technology (Banaras Hindu University)  Varanasi Uttar Pradesh India"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aayushi","family":"Raval","sequence":"additional","affiliation":[{"name":"Tissue Engineering and Biomicrofluidics Laboratory, School of Biomedical Engineering Indian Institute of Technology (Banaras Hindu University)  Varanasi Uttar Pradesh India"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sakshi","family":"Agarwal","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynaecology Institute of Medical Science, Banaras Hindu University  Varanasi Uttar Pradesh India"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sushmitha","family":"Paulraj","sequence":"additional","affiliation":[{"name":"Tissue Engineering and Biomicrofluidics Laboratory, School of Biomedical Engineering Indian Institute of Technology (Banaras Hindu University)  Varanasi Uttar Pradesh India"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Madhukar","family":"Pandey","sequence":"additional","affiliation":[{"name":"Prayga Mother and Child Care Hospital  Varanasi Uttar Pradesh India"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sanjeev Kumar","family":"Mahto","sequence":"additional","affiliation":[{"name":"Tissue Engineering and Biomicrofluidics Laboratory, School of Biomedical Engineering Indian Institute of Technology (Banaras Hindu University)  Varanasi Uttar Pradesh India"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2026,3,18]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.7363\/060115"},{"key":"e_1_2_12_3_1","doi-asserted-by":"publisher","DOI":"10.1542\/peds.2004\u20102491"},{"key":"e_1_2_12_4_1","unstructured":"L.Bode M.McGuire J. 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