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Browse results: Genetic Engineering

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RESOURCE	GRADE LEVEL	MEDIA TYPE
Can We Slow Aging? In this video segment adapted from NOVA scienceNOW, scientists discuss a family of genes called FOXO that can significantly extend life span in worms—and in humans. Accessibility features: Caption	9-12	Video
DNA Separation Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program preparing a recombinant DNA molecule, and examines how this work relates to the way real-life scientists approach similar work. Accessibility features: Caption	9-12	Video
Electrophoresis and Gel Analysis In this animation produced by WGBH and Digizyme, Inc., see how molecules of DNA are separated using gel electrophoresis, and how this process enables scientists to compare the molecular variations of two or more DNA samples. Accessibility features: Caption	9-12	Video
Eluting Red Fluorescent Protein From the Column This video produced by WGBH demonstrates how to properly elute a red fluorescent protein after it has been bound in a chromatography column. Accessibility features: Caption	9-12	Video
The Ethics of Preimplantation Genetic Diagnosis In this video excerpt from NOVA, learn about the advantages, disadvantages, and ethical implications of preimplantation genetic diagnosis, or PGD, a technique used to screen embryos created through in vitro fertilization for diseases. Accessibility features: Caption	9-12	Video
Genetically Engineering the Avian Flu In this video segment adapted from NOVA scienceNOW, learn about a radical biotechnology experiment aimed at figuring out how to stop the avian flu virus. Accessibility features: Caption	9-12	Video
Genetic Engineering and Working with DNA In this animation produced by WGBH and Digizyme, Inc., see how bacterial plasmids are engineered to clone or express genes that code for proteins such as human insulin. Accessibility features: Caption	9-12	Video
Growing Bacterial Cultures This animation produced by WGBH and Digizyme, Inc. demonstrates the techniques researchers use to isolate transformed bacteria and expand their population in order to obtain large quantities of a protein of interest. Accessibility features: Caption	9-12	Video
Loading a Gel This video produced by WGBH provides step-by-step instructions for loading samples into an agarose gel. Accessibility features: Caption	9-12	Video
Loading a Micropipette This video produced by WGBH demonstrates how to load correctly a micropipette and dispense a solution. Accessibility features: Caption	9-12	Video
Longevity Genes What is the secret to a long life? Hear from scientists using biotechnology to analyze relationships between specific genes and longevity in this video segment adapted from NOVA scienceNOW. Accessibility features: Caption	9-12	Video
Lysing This video produced by WGBH provides step-by-step instructions for performing a lyses reaction to break open transformed cells. Accessibility features: Caption	9-12	Video
Making an Agarose Gel This video adapted from the University of Leicester demonstrates the step-by-step process of making and pouring an agarose gel, a key component in gel electrophoresis. Accessibility features: Caption	9-12	Video
Mixing Two Solutions This video produced by WGBH provides step-by-step instructions on how to mix two sample solutions. Accessibility features: Caption	9-12	Video
Picking a Colony From a Plate This video produced by WGBH illustrates how to prepare an overnight culture of transformed E. coli cells. Accessibility features: Caption	9-12	Video
Plating This video produced by WGBH details the steps to plate transformed bacterial cells on an agar plate. Accessibility features: Caption	9-12	Video
Pouring an Agarose Gel This video produced by WGBH demonstrates the step-by-step process of pouring an agarose gel into a casting tray. Accessibility features: Caption	9-12	Video
Preparing a Column This video produced by WGBH shows a properly prepared column and demonstrates how to apply and run a solution. Accessibility features: Caption	9-12	Video
Protein Purification This animation produced by WGBH and Digizyme, Inc. demonstrates how a protein of interest is isolated from other contents in a transformed bacterial cell—a process called purification—using a lab technique called hydrophobic interaction chromatography. Accessibility features: Caption	9-12	Video
Protein Purification Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program purifying a protein, and also examines the motivations people have for choosing a career in science. Accessibility features: Caption	9-12	Video
Recombinant DNA Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program inserting a recombinant DNA molecule into bacterial cells, and illustrates how industry and academic scientists use the exact same techniques. Accessibility features: Caption	9-12	Video
Restoration of the American Chestnut This KET video segment from Kentucky Life describes how scientists control pollination of one of the few remaining American chestnut trees to develop blight resistant trees. Accessibility features: Caption	6-12	Video
Reverse Evolution Machine In this video adapted from KQED's QUEST, learn how scientist David Haussler is using biotechnology to reconstruct ancient genomes in an effort to find out how animals have evolved over time. Accessibility features: Caption	9-12	Video
RNAi Discovered In this video segment adapted from NOVA scienceNOW, learn how RNAi, a mechanism that has evolved in cells to prevent viral infection, was discovered and how it works. Accessibility features: Caption	9-12	Video
RNAi Therapy In this video segment adapted from NOVA scienceNOW, learn about RNAi's potential to treat a wide range of genetic and infectious diseases. Accessibility features: Caption	9-12	Video
Running an Agarose Gel This video adapted from the University of Leicester provides step-by-step instructions for loading samples into an agarose gel and then running the gel to separate DNA molecules according to their size. Accessibility features: Caption	9-12	Video
Super Salmon This video segment from FRONTLINE/NOVA: "Harvest of Fear" explores genetic modification of salmon and possible consequences. Accessibility features: Caption	9-12	Video
Transforming Bacteria This animation produced by WGBH and Digizyme, Inc. demonstrates the experimental technique used to introduce DNA plasmids inside bacterial cells, a process called bacterial transformation. Accessibility features: Caption	9-12	Video
Transforming Competent Cells Learn how to perform a bacterial transformation by splitting and mixing competent cells, and then adding a ligated plasmid in this video produced by WGBH. Accessibility features: Caption	9-12	Video
Unclogging a Column This video produced by WGBH demonstrates how to redistribute the resin in a column if there is particulate matter blocking the sieve. Accessibility features: Caption	9-12	Video
Using a Micropipette This video adapted from the University of Leicester demonstrates the proper use of different-sized micropipettes to measure precise volumes of liquid in the lab. Accessibility features: Caption	9-12	Video
Using an Electrophoresis Box This video produced by WGBH shows how to prepare an agarose gel for electrophoresis. Accessibility features: Caption	9-12	Video