{"page":"\u003clink rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/resources-c03aa079.css\" /\u003e\n\u003clink rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/lp_boclips_stylesheets-517835be.css\" media=\"all\" /\u003e\n\u003cdiv data-title='Modeled after the way plants cells expand and shrink in the sun, bioengineers at UC Berkeley have created a new gel that can be manipulated by light, which could be used for drug delivery and tissue engineering.' data-url='/boclips/videos/5c54bc3fd8eafeecae12b335' data-video-url='/boclips/videos/5c54bc3fd8eafeecae12b335' id='bo_player_modal'\u003e\n\u003cdiv class='boclips-resource-page modal-dialog panel-container'\u003e\n\u003cdiv class='react-notifications-root'\u003e\u003c/div\u003e\n\u003cdiv class='rp-header'\u003e\n\u003cdiv class='rp-type'\u003e\n\u003ci aria-hidden='true' class='fai fa-regular fa-circle-play'\u003e\u003c/i\u003e\nVideo\n\u003c/div\u003e\n\u003ch1 class='rp-title' id='video-title'\u003e\nModeled after the way plants cells expand and shrink in the sun, bioengineers at UC Berkeley have created a new gel that can be manipulated by light, which could be used for drug delivery and tissue engineering.\n\u003c/h1\u003e\n\u003cdiv class='rp-actions'\u003e\n\u003cdiv class='mr-1'\u003e\n\u003ca class=\"btn btn-success\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_link_boclips\" data-remote=\"true\" href=\"/subscription/new\"\u003e\u003cspan\u003e\u003cspan\u003eGet Free Access\u003c/span\u003e\u003cspan class=\"\"\u003e for 10 Days\u003c/span\u003e\u003cspan\u003e!\u003c/span\u003e\u003c/span\u003e\u003c/a\u003e\n\u003c/div\u003e\n\u003c/div\u003e\n\u003c/div\u003e\n\u003cdiv class='rp-body'\u003e\n\u003cdiv class='rp-info'\u003e\n\u003cdiv aria-label='Hide resource details' class='rp-hide-info' role='button' tabindex='0'\u003e\u0026times;\u003c/div\u003e\n\u003ci aria-label='Expand resource details' class='rp-expand-info fai fa-solid fa-up-right-and-down-left-from-center' role='button' tabindex='0'\u003e\u003c/i\u003e\n\u003ci aria-label='Compress resource details' class='rp-compress-info fai fa-solid fa-down-left-and-up-right-to-center' role='button' tabindex='0'\u003e\u003c/i\u003e\n\u003cdiv class='rp-rating'\u003e\n\u003cspan class='resource-pool'\u003e\n\u003cspan class='pool-label'\u003ePublisher:\u003c/span\u003e\n\u003cspan class='pool-name'\u003e\n\u003cspan class='text'\u003e\u003ca data-publisher-id=\"30356011\" href=\"/search?publisher_ids%5B%5D=30356011\"\u003eCurated Video\u003c/a\u003e\u003c/span\u003e\n\u003c/span\u003e\n\u003c/span\u003e\n\u003c/div\u003e\n\u003cdiv class='rp-description'\u003e\n\u003cspan class='short-description'\u003eHEADLINE: Bioengineers invent light-controlled gelSuggested Caption: Modeled after the way plants cells expand and shrink in the sun, bioengineers at UC Berkeley have created a new gel that can be manipulated by light, which could be...\u003c/span\u003e\n\u003cspan class='full-description hide'\u003eHEADLINE: Bioengineers invent light-controlled gel\u003cbr/\u003eSuggested Caption: Modeled after the way plants cells expand and shrink in the sun, bioengineers at UC Berkeley have created a new gel that can be manipulated by light, which could be used for drug delivery and tissue engineering. (June 4)\u003cbr/\u003eAP Video  16x9\u003cbr/\u003eBerkeley, California - May 31, 2103\u003cbr/\u003e1. laser light power adjuster\u003cbr/\u003e2. wide shot of engineer in lab\u003cbr/\u003e3. adjusting laser light\u003cbr/\u003e4. engineer's face cutaway\u003cbr/\u003e5. light-controlled gel in glass container\u003cbr/\u003e6. SOUNDBITE (English): Eddie Wang - UC Berkeley Bioengineering Grad Student\u003cbr/\u003e\"So what we wanted to do was to make something that could move but could be controlled by light. Light is great because we can control it really easily, where we shine, when we shine it and how intense we shine it. We wanted basically to mimic something like we see in nature where plants, for example, can react to light and move. That was our goal. We used a protein that reacts to temperature. So at high temperature it shrinks. We combined it with a nano material called reduced graphene oxide. That generates heat. When we combine those nano particles that generate heat in response to light with that proteins that responds to heat, together they make a system where light generates heat and shrinks the protein.\"\u003cbr/\u003e7. overhead shot of engineer shining light on hand-shaped gel\u003cbr/\u003e8. hand-shaped gel close\u003cbr/\u003eHandout video provided by University of California, Berkeley - Courtesy University of California, Berekely \u003cbr/\u003eDate, location Unknown\u003cbr/\u003e4x3 \u003cbr/\u003e9. pan up of gel being manipulated - view from microscope\u003cbr/\u003eAP Video 16x9\u003cbr/\u003eBerkeley, California - May 31, 2103\u003cbr/\u003e10. engineer looks at microscope video on monitor\u003cbr/\u003e11. tight shot of microscope video on monitor\u003cbr/\u003e12. SOUNDBITE (English): Eddie Wang - UC Berkeley Bioengineering Grad Student\u003cbr/\u003e\"In the body as, for example, a drug-delivery reservoir, we can imagine placing this loaded with drug under the skin. The infrared light we use actually penetrates through the body pretty well. So we can imagine shooting light where we placed that drug reservoir and then, because the gel shrinks, it could release some drug.\"\u003cbr/\u003e13. light-controlled gel in dish\u003cbr/\u003e14. wide shot of engineer shot through shelf\u003cbr/\u003eAP Video 16x9\u003cbr/\u003eBerkeley, California - May 31, 2103\u003cbr/\u003e1. wide shot of engineer in lab\u003cbr/\u003e2. light-controlled gel in glass container\u003cbr/\u003e3. engineer's face cutaway\u003cbr/\u003e4. adjusting laser light\u003cbr/\u003e5. light-controlled gel in dish\u003cbr/\u003e6. laser light power adjuster\u003cbr/\u003e7. SOUNDBITE (English): Eddie Wang, UC Berkeley Bioengineering Grad Student\u003cbr/\u003e\"So what we wanted to do was to make something that could move but could be controlled by light. Light is great because we can control it really easily, where we shine, when we shine it and how intense we shine it. We wanted basically to mimic something like we see in nature where plants, for example, can react to light and move. That was our goal.\"\u003cbr/\u003e8. overhead shot of engineer shining light on hand-shaped gel\u003cbr/\u003e9. hand-shaped gel close\u003cbr/\u003e10. wide shot of engineer shot through shelf\u003cbr/\u003e11. SOUNDBITE (English): Eddie Wang - UC Berkeley Bioengineering Grad Student\u003cbr/\u003e\"We used a protein that reacts to temperature. So at high temperature it shrinks. We combined it with a nano material called reduced graphene oxide. That generates heat. When we combine those nano particles that generate heat in response to light with that proteins that responds to heat, together they make a system where light generates heat and shrinks the protein.\"\u003cbr/\u003e12. engineer looks at microscope video on monitor\u003cbr/\u003e13. tight shot of microscope video on monitor\u003cbr/\u003e14. SOUNDBITE (English): Eddie Wang - UC Berkeley Bioengineering Grad Student\u003cbr/\u003e\"In the body as, for example, a drug-delivery reservoir, we can imagine placing this loaded with drug under the skin. The infrared light we use actually penetrates through the body pretty well. So we can imagine shooting light where we placed that drug reservoir and then, because the gel shrinks, it could release some drug.\"\u003cbr/\u003eHandout video provided by University of California, Berkeley - Courtesy University of California, Berekely \u003cbr/\u003eDate, location Unknown\u003cbr/\u003e4x3 \u003cbr/\u003e15. gel being manipulated by light - view from microscope\u003cbr/\u003eBioengineers at the University of California, Berkeley have created a new gel that can be manipulated by light, which could be used for drug delivery and tissue engineering.  Modeled after the way plants cells expand and shrink in the sun, graduate student Eddie Wang explained the process to the Associated Press.  \u003cbr/\u003e\"So what we wanted to do was to make something that could move but could be controlled by light,\" said Eddie Wang - UC Berkeley Bioengineering Grad Student.  \"Light is great because we can control it really easily, where we shine, when we shine it and how intense we shine it. We wanted basically to mimic something like we see in nature where plants, for example, can react to light and move. That was our goal.\"     \u003cbr/\u003eWang is part of a team of bioengineers that helped create a hydrogel that could be manipulated by light.  \u003cbr/\u003e\"We used a protein that reacts to temperature,\" Wang says.  \"So at high temperature it shrinks. We combined it with a nano material called reduced graphene oxide. That generates heat. When we combine those nano particles that generate heat in response to light with that proteins that responds to heat, together they make a system where light generates heat and shrinks the protein.\"\u003cbr/\u003e\u003c/span\u003e\n\u003c/div\u003e\n\u003cdiv class='action-container flex justify-between'\u003e\n\u003cbutton aria-expanded='false' aria-label='Read more description' class='rp-full-description' type='button'\u003e\n\u003ci class='fai fa-solid fa-align-left'\u003e\u003c/i\u003e\n\u003cspan id='read_more'\u003eRead More\u003c/span\u003e\n\u003c/button\u003e\n\u003cdiv class='rp-report'\u003e\n\u003c/div\u003e\n\u003c/div\u003e\n\u003cdiv aria-labelledby='resource-details-heading' class='rp-info-section'\u003e\n\u003ch2 class='title' id='resource-details-heading'\u003eResource Details\u003c/h2\u003e\n\u003cdiv class='rp-resource-details clearfix'\u003e\n\u003cdiv class='detail'\u003e\n\u003cdl\u003e\n\u003cdt\u003eCurator Rating\u003c/dt\u003e\n\u003cdd\u003e\u003cspan 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