<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/c2d5863d-f165-4ba0-b7a7-e305086d42cd/2B0BCEC0-17B9-401E-B4BE-AFCC3B3F21E1/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://medgadget.com/archives/2009/10/scientists_enslave_bacteria_to_powers_tiny_microsized_motor.html" href="http://medgadget.com/archives/2009/10/scientists_enslave_bacteria_to_powers_tiny_microsized_motor.html" style="font-size: 11px;">medgadget.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://medgadget.com/archives/2009/10/scientists_enslave_bacteria_to_powers_tiny_microsized_motor.html"><H1><A title="Scientists Enslave Bacteria to Power Tiny Microsized Motor" href="http://www.medgadget.com/archives/2009/10/scientists_enslave_bacteria_to_powers_tiny_microsized_motor.html ">Scientists Enslave Bacteria to Power Tiny Microsized Motor</A></H1></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://medgadget.com/archives/2009/10/scientists_enslave_bacteria_to_powers_tiny_microsized_motor.html"><P><IMG width="365" height="110" src="http://www.medgadget.com/archives/img/Bacterial-motor.gif" class="bcntr" /> Italian scientists from the University of Rome managed to harness free floating <EM>E. coli</EM> bacteria to turn a tiny crankshaft. Although potential uses for such a tiny and unusual motor drive are not yet clear, no doubt interesting applications in medicine and life sciences should present themselves over time.</P></blockquote><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content7.clipmarks.com/images/clip-icon.gif" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://glass.phys.uniroma1.it/angelani/" href="http://glass.phys.uniroma1.it/angelani/" style="font-size: 11px;">glass.phys.uniroma1.it</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://glass.phys.uniroma1.it/angelani/"><DIV>Luca Angelani</DIV></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://glass.phys.uniroma1.it/angelani/"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/glass.phys.uniroma1.it/img/B6CB61E4-1F1F-4F88-B864-2CE2130C1FFE" alt="" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://glass.phys.uniroma1.it/angelani/"><table background="undefined" bgcolor=""><tr><TD><P class="menu"><A class="menu" href="http://glass.phys.uniroma1.it/angelani/spm.html"> Micromotors pushed by bacteria </A></p> Micromotors pushed by biological entities constitute a fascinating way to convert chemical energy into mechanical work at the micrometer scale. We show that a properly designed asymmetric object can be spontaneously set into the desired motion when immersed in a chaotic bacterial bath. </TD></tr></table></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://glass.phys.uniroma1.it/angelani/"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/glass.phys.uniroma1.it/img/7E28DC5E-4AFF-4C99-A75B-271F76E26DEA" alt="" /></div></blockquote><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content6.clipmarks.com/images/clip-icon.gif" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://glass.phys.uniroma1.it/dileonardo/" href="http://glass.phys.uniroma1.it/dileonardo/" style="font-size: 11px;">glass.phys.uniroma1.it</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://glass.phys.uniroma1.it/dileonardo/"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/glass.phys.uniroma1.it/img/2F8D2F7A-E0A6-4E2F-8566-6B75FCB70B38" alt="" /></div></blockquote><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content8.clipmarks.com/images/clip-icon.gif" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://glass.phys.uniroma1.it/dileonardo/MediaPlayer.php?video=BacterialRatchet" href="http://glass.phys.uniroma1.it/dileonardo/MediaPlayer.php?video=BacterialRatchet" style="font-size: 11px;">glass.phys.uniroma1.it</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://glass.phys.uniroma1.it/dileonardo/MediaPlayer.php?video=BacterialRatchet"><H3>A Bacterial Ratchet Motor</H3></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://glass.phys.uniroma1.it/dileonardo/MediaPlayer.php?video=BacterialRatchet"><DIV> A nano-fabricated asymmetric gear (48 μm external diameter, 10 μm thickness) rotates clockwise at 1 rpm when immersed in an active bath of motile <I> E.coli</I> cells, visible in the background. The movie is shown at twice the real framerate. </DIV></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/2B0BCEC0-17B9-401E-B4BE-AFCC3B3F21E1/blog/" title="blog or email this clip"><img src="http://content9.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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