<p> 1 2Supplementary Information 3 4 5 Fabrication of magnetic gold nanorod particles for immunomagnetic separation and SERS application</p><p>6</p><p>7 Uğur Tamer1*, İsmail H. Boyacı2, Erhan Temur1, Adem Zengin3, İlker Dincer 4, Yalçın Elerman4</p><p>8</p><p>91Department of Analytical Chemistry, Faculty of Pharmacy, Gazi University, Etiler, 06330 Ankara, Turkey, 102Department of Food Engineering, Hacettepe University Beytepe, Ankara, Turkey 3Department of Chemistry, 11Faculty of Art and Science, Gazi University, Besevler, Ankara, Turkey 4Faculty of Engineering, Department of 12Engineering Physics, Ankara University, Besevler, Ankara, Turkey 13</p><p>14</p><p>15</p><p>16</p><p>20</p><p>21</p><p>22</p><p>23</p><p>24</p><p>25</p><p>26SUPPLEMENTARY FIGURE CAPTIONS</p><p>27</p><p>1 1</p><p>2 28Supplementary Fig. S1. HRTEM images of magnetic gold nanorods 29 30Supplementary Fig. S2. XRD pattern of magnetic gold nanorod</p><p>31Supplementary Fig. S3. EDX spectrum of magnetic gold nanorod</p><p>32Supplementary Fig. S4. The M(T) curve of gold coated Fe3O4 nanorod in applied magnetic 33 field of 100 Oe</p><p>34Supplementary Fig. S5. Photographs of magnetic gold nanorod particles coated with 35 E.coli antibodies 36 37 Supplementary Fig. S6. Calibration curve for E. coli obtained at 102-107 cfu/mL by using 38 magnetic gold nanorod 39</p><p>40</p><p>41</p><p>42</p><p>43</p><p>44</p><p>45</p><p>46</p><p>47</p><p>3 2</p><p>4</p>