Drosophila RNAi Screening Center

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    Public Screens

    Functional genomics reveals genes involved in protein secretion and Golgi organization

    Nature. 2006 Feb 2;439(7076):604-7.
    Bard F, Casano L, Mallabiabarrena A, Wallace E, Saito K, Kitayama H, Guizzunti G, Hu Y, Wendler F, Dasgupta R, Perrimon N, Malhotra V

    A genome-wide RNA interference screen in Drosophila melanogaster cells for new components of the Hh signaling pathway

    Nature Genetics 2005 Dec;37(12):1323-32. Epub 2005 Nov 20. Kent Nybakken, Steven A Vokes, Ting-Yi Lin, Andrew P McMahon, Norbert Perrimon

    Genome-wide RNAi analysis of JAK/STAT signaling components in Drosophila

    Genes and Development 2005 Aug 15;19(16):1861-70. Epub 2005 Jul 29
    Gyeong-Hun Baeg, Rui Zhou, Norbert Perrimon

    Genome-Wide RNAi Screen for Host Factors Required for Intracellular Bacterial Infection

    Science. 2005 Jul 14
    Agaisse H, Burrack LS, Philips J, Rubin EJ, Perrimon N, Higgins DE

    Drosophila RNAi Screen Reveals CD36 Family Member Required for Mycobacterial Infection

    Science. 2005 July 14
    Philips JA, Rubin EJ, Perrimon N

    Functional genomic analysis of the Wnt-Wingless Signaling Pathway

    Science. 2005 Apr 7
    DasGupta R Kaykas A, Moon RT, Perrimon N

    Genome-wide RNAi screen reveals a specific sensitivity of IRES-containing RNA viruses to host translation inhibition

    Genes & Development 19:445-452
    Sara Cherry, Tammy Doukas, Susan Armknecht, Sean Whelan, Hui Wang, Peter Sarnow, Norbert Perrimon

    Parallel Chemical Genetic and Genome-Wide RNAi Screens Identify Cytokinesis Inhibitors and Targets

    PLoS Biol 2(12): e379.
    Ulrike S. Eggert, Amy Kiger, Constance Richter, Zachary E. Perlman, Norbert Perrimon, Timothy J. Mitchison, Christine M. Field

    Genome-Wide RNAi Analysis of Growth and Viability in Drosophila Cells

    Science. 2004 Feb 6;303(5659):832-5
    Michael Boutros, Amy Kiger, Susan Armknecht, Kim Kerr, Marc Hild, Britta Koch, Stefan A. Haas, Heidelberg Fly Array Consortium, Renato Paro, Norbert Perrimon

    A functional genomic analysis of cell morphology using RNA-interference.

    J Biol. 2003;2(4):27. Epub 2003 Oct 01
    Kiger AA, Baum B, Jones S, Jones MR, Coulson A, Echeverri C, Perrimon N

    Completed Experiments Awaiting Analysis and Publication

    Screen for mediators of doxorubicin induced apoptosis

    Experimenters: Dodzie Sogah
    Description: This screen was designed to identify key genes involved in regulating DNA damage induced cell death in KC cells. Gene knockdown was performed for 48 hours, and then doxorubicin was added for an additional 48 hours, after which cell viability was accessed.
    Screen Type: plate-reader-based assay
    Contact: Dodzie Sogah
    Affiliation: Program of Biological and Biomedical Sciences, Department of Cell Biology, Harvard Medical School.
    Posted:October 2004

    Cellular response to copper in Drosophila melanogaster

    Experimenters: Hasmik Yepiskoposyan
    Description: The goal of this screen is to identify genes involved in copper homeostasis and copper induced transcriptional response. The metallothioneinA (MtnA) gene is induced by the addition of copper. S2 cells with stably integrated reporter and reference genes MtnA-Luciferase and tubulin-Renilla were bathed in dsRNA and induced with copper.
    Screen Type: plate-reader luminescence-based assay
    Contact: Hasmik Yepiskoposyan
    Affiliation: Schaffner Lab; Institute of Molecular Biology, University of Zurich
    Posted:October 2004

    Genome-wide screen for regulators of ERK/MAPK activation

    Experimenter:Adam Friedman
    Description: Stimulation of ERK/MAPK activity in Drosophila cells with multiple RTK ligands and screen for regulators by dsRNA knockdown.
    Screen Type: plate-reader, fluorescence-based assay
    Contact: Adam Friedman, Norbert Perrimon
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:September 2004

    S2R+ morphology

    Experimenters: Buzz Baum, Amy Kiger, Frieder Schoeck
    Description: S2R+ cells were grown for 5 days, replated prior and left to adhere to plates after a few hours. Both the original and replica plates were fixed and stained to visualize Actin, Microtubules and DNA.
    Screen Type: autoscope
    Contact: Amy Kiger
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:September 2004

    Genome-wide screen for host factors involved in Vesicular Stomatitis virus replication

    Experimenters: Sara Cherry
    Description: Infection of Drosophila cells with VSV and screen for host factors by dsRNA knockdown.
    Screen Type: plate-reader luminescence-based assay
    Contact: Sara Cherry, Norbert Perrimon, Sean Whelan
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Whelan lab; Dept of Microbiology and Immunology, Harvard Medical School
    Posted:September 2004

    Live Visual Screen of Fluorescent Labeled Primary Neurons and Glia

    Experimenters: Katharine Sepp
    Description: This broad screen looked for morphological changes in fluorescently labeled primary neurons and glia that were prepared from embryos. The screen identified genes involved in neuronal and glial outgrowth, differentiation, survival, axon transport, and mature function.
    Screen Type: visual
    Contact: Katharine Sepp
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:September 2004

    Genome-wide screen for regulators of Akt activation

    Experimenters: Lutz Kockel
    Description: Stimulation of Akt phosphorylation in Drosophila cells with Insulin and screen for regulators by dsRNA knockdown.
    Screen Type: plate-reader fluorescence-based assay
    Contact: Lutz Kockel, Norbert Perrimon
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:September 2004

    Global RNAi screen for regulators of the calcium-calcineurin-NFATsignalling pathway

    Experimenters: Yousang Gwack, Julie Nardone, Anjana Rao
    Description: Our screen has two parts: the first is designed to identify proteins whose knockdown results in constitutitve nuclear localization of nuclear factor of activated T-cells (NFAT) in resting cells, the second proteins whose knockdown prevents NFAT localization to the nucleus in cells activated by chemically-induced calcium influx. In the first screen we anticipate finding proteins involved in cytoplasmic sequestration of NFAT in resting cells, those involved in maintaining intracellular calcium and calcineurin activity at low levels, and those responsible for exporting NFAT from the nucleus. In the second screen we expect to identify candidates involved in increasing [Ca2+]i levels and calcineurin activity, or facilitating the nuclear import of NFAT.
    Screen Type: visual screen
    Contact: Anjana Rao, Ph.D.
    Affiliation: CBR Institute for Biomedical Research
    HMS Department of Pathology
    220 Longwood Avenue
    Boston MA 02115
    Posted:September 2004

    Screening for novel components of the Notch signaling pathway

    Experimenters: Brian DeDecker
    Description: Drosophila Kc cells were incubated with the library dsRNAs for four days. On the fourth day the cells were split into 6 daughter plates containing duplicates of 3 different firefly luciferase reporter constructs. The first used a viral promoter that acted as a control for cell viability and general transcription activity. The next experiment used the entire Notch specific m3 promoter to measure the base line effect of the dsRNA. While the final experiment contained the same m3 promoter construct cotransfected with constitutively active Notch to measure any Notch specific effects. All three experiments were analyzed as a complete self controlled set.
    Screen Type: plate-reader
    Contact: Brian DeDecker
    Affiliation: Artavanis-Tsakonas Lab; Department of Cell Biology, Harvard Medical School
    Posted:September 2004

    Regulation of the G1/S transition and the Rb-E2F pathway by a genome-wide RNAi analysis

    Experimenters: Jianrong Lu
    Description: The G1/S phase transition is a crucial point in cell cycle control commonly altered in human cancer, and is regulated by the cyclin-cdk-Rb-E2F pathway. The present screen is aimed at systematically defining genes involved in this regulatory mechanism.
    Screen Type: plate-reader
    Contact: Jianrong Lu, Philip Leder (PI)
    Affiliation: Leder Lab; Department of Genetics, Harvard Medical School
    Posted:September 2004

    A functional genomic screen to identify novel clock genes involved in the circadian light entrainment pathway

    Experimenters: Sriram Sathyanarayanan
    Description: In Drosophila circadian clock, light information is transmitted to the clock by a circadian photoreceptor, Cryptochrome (CRY). In response to light, CRY binds to a circadian core clock component, TIMELESS (TIM) and both proteins are targeted for degradation. Light dependent degradation of CRY can be effectively recapitulated in cultured Drosophila S2 cells. To identify novel components involved in this pathway we developed an assay for determining CRY stability in living cells using a CRY-luciferase (LUC) fusion protein. In response to light treatment the CRY-LUC fusion protein, like CRY, is degraded. Cells carrying CRY-luc were treated with ds-RNA and assayed for luciferase activity in the dark and in the presence of light. Actin-renilla luciferase levels were measured as an internal control. Genes that appear to be required for light-dependent CRY degradation are currently being analyzed.
    Screen Type: plate reader-luminescence
    Contact: Sriram Sathyanarayanan, Amita Sehgal
    Affiliation: Sehgal Lab
    Dept. of Neuroscience
    HHMI/University of Pennsylvania, STM 232 36th and Hamilton Walk
    Philadelphia, PA 19104
    Posted:March 2005

    Positive loop of the molecular circadian clock in Drosophila

    Experimenters: Jerome Menet
    Description: This screen is designed to identify genes involved in the generation of circadian rhythms in Drosophila. This screen uses a S2 cell line that expresses a luciferase reporter gene that can be activated by the 2 majors transcription factors of the molecular circadian clock, CLOCK and CYCLE. Cells are incubated with dsRNA for 4 days, and then firefly luciferase activity is measured and normalized to Renilla luciferase activity.
    Screen Type: Luminescence-based reporter assay
    Contact: Jerome Menet, Michael Rosbash
    Affiliation: Rosbash Lab, HHMI/Department of Biology
    MS008
    Brandeis University
    415 South Street
    Waltham, MA 02454
    Posted:March 2005

    Chlamydia interaction with host cells

    Experimenters: Isabelle Derre
    Description: Genome-wide screen for host factors important for entry, survival and multiplication of Chlamydia caviae. The assay is based on the detection of increased or decreased intracellular growth by fluorescence microscopy. The bacteria are detected using a Chlamydia-specific FITC conjugated antibody.
    Screen Type: visual
    Contact: Isabelle Derre
    Affiliation: Section of Microbial Pathogenesis
    Yale University School of Medicine
    New Haven, CT
    USA
    Posted:March 2005

    Identification of genes required for HOW-dependent RNA degradation

    Experimenters: Ronit Nir, Talila Volk
    Description: The Drosophila Held Out Wing (HOW) protein controls different aspects of tissue differentiation in tendon cells and in the mesoderm. One of its two isoforms, HOW(L), binds to the 3'UTR of its mRNA targets, including the transcription factor stripe, and induces their degradation. In this genome-scale screen, we try to shed light on the mechanism of HOW(L) action, through identification of factors that are involved in this process. To this end, we co-transfected S2R+ cells with HOW(L) and a reporter gfp mRNA fused to stripe 3'UTR, which is down-regulated by HOW(L). Following 4 days incubation with the dsRNA collection, the GFP levels were quantified by a plate reader, and genes that caused significant changes in GFP levels were selected. We are now in the process of selecting genes and performing additional assays to determine their specificity to HOW(L) activity.
    Screen Type: plate reader-fluorescence
    Contact: Ronit Nir
    Affiliation: Volk Lab, Department of Molecular Genetics
    Weizmann Institute of Science
    Rehovot 76100
    Israel
    Posted:March 2005

    Genes required for the HIF-dependent transcriptional response to hypoxia.

    Experimenters: Andrés Dekanty
    Description: A reporter in which a HIF-Responsive-Element (HRE) drives the expression of firefly luciferase was stably transfected in S2 cells. Expression of the reporter is strongly induced in hypoxia or upon exposure to the iron chelating agent, Deferroxiamine (DFO). The screen led to the identification of genes that abrogate DFO-dependent induction of the HRE-luciferase reporter.
    Screen Type: plate reader-luminescence
    Contact: Pablo Wappner
    Affiliation: Wappner Lab, Instituto Leloir
    Patricias Argentinas 435
    Buenos Aires (1405)
    República Argentina
    Posted:March 2005

    Nuclear targeting factor of Mad

    Experimenter(s): Lan Xu
    Description: Search for genes that are required for Dpp-induced nuclear accumulation of Mad
    Screen Type: visual
    Contact: Lan Xu
    Affiliation: Program in Molecular Medicine,
    Univ. of Massachusetts Medical School
    Posted:November 2005

    Genetic modifiers of cell survival following exposure to DNA damaging agents

    Experimenter(s): Alex Bishop
    Description: A series of related full-genome screens:
    • Examine genes required for viability
    • Examine genes required for viability following exposure to sublethal exposure to Methyl Methane Sulphonate
    • Examine genes required for viability following exposure to sublethal exposure to UV
    • Examine genes required for viability following exposure to sublethal exposure to Bleomycin
    • Examine genes required for viability following exposure to sublethal exposure to Cisplatin
    • Examine genes required for viability following exposure to sublethal exposure to Etoposide
    Screen Type: plate reader
    Contact: Alex Bishop
    Affiliation: Childrens Cancer Research Institute,
    University of Texas Health Science Center at San Antonio
    Posted:November 2005

    p53 Viability

    Experimenter(s): Alex Bishop
    Description: A series of related full-genome screens:
    • Examine genes required for viability in the absence of p53
    • Examine genes required for viability following exposure to sublethal exposure to Methyl Methane Sulphonate in the absence of p53
    • Examine genes required for viability following exposure to sublethal exposure to UV in the absence of p53
    • Examine genes required for viability following exposure to sublethal exposure to Bleomycin in the absence of p53
    • Examine genes required for viability following exposure to sublethal exposure to Cisplatin in the absence of p53
    • Examine genes required for viability following exposure to sublethal exposure to Etoposide in the absence of p53
    Screen Type: plate reader
    Contact: Alex Bishop
    Affiliation: Childrens Cancer Research Institute,
    University of Texas Health Science Center at San Antonio
    Posted:November 2005

    Global RNAi screen for regulators of the calcium-calcineurin-NFATsignalling pathway - Follow-up

    Experimenter(s): Yousang Gwack, Sonal Srikanth, Anjana Rao
    Description: Global RNAi screen for regulators of the calcium-calcineurin-NFATsignalling pathway
    Screen Type: visual, localization change of target proteins
    Contact: Yousang Gwack
    Affiliation: CBR Institute for Biomedical Research
    HMS Department of Pathology
    220 Longwood Avenue
    Boston MA 02115
    Posted:November 2005

    Genome-wide RNAi screen to identify yet unknown proteins involved in mitochondrial dynamics.

    Experimenter(s): Shilpa Gandre
    Description: Mitochondria are highly dynamic organelles in the cell, constantly dividing and fusing. This screen used flat, adherent S2R+ cells. Mitochondria were visualized at the end of three days RNAi treatment, with Mitotracker Red a vital fluorescence dye. Cells were fixed and screened manually using a Zeiss axiovert microscope in our lab since the red fluorescence was too weak to be meaningfully detected by the autoscope. The gross changes in mitochondrial distribution and morphology were noted.
    Screen Type: Visual
    Contact: Shilpa Gandre and Alexander van der Bliek
    Affiliation: Alexander van der Bliek
    Department of Biological Chemistry
    David Geffen School of Medicine,
    650,S.Charles Young Drive, 33-257 CHS
    University of California at Los Angeles, CA 90095
    Posted:November 2005

    Genome-wide RNAi screen for genes required for phagocytosis of apoptotic cells in S2 cells

    Experimenter(s): Nathalie Franc, Leigh Cuttell
    Description: Genome-wide RNAi screen for genes required for phagocytosis of apoptotic cells in S2 cells
    Screen Type: visual
    Contact: Nathalie Franc (PI)
    Affiliation: Franc Lab at Medical Research Council Laboratory for Molecular Cell Biology & Cell Biology Unit
    Posted:November 2005

    Regulators of X-chromosome dosage compensation

    Experimenter(s): Erica Larschan, Mitzi Kuroda
    Description: Identification of new factors involved in targeting the MSL (Male Specific Letha) complex to the X chromosome
    Screen Type: Visual Screen
    Contact: Erica Larschan
    Affiliation: Kuroda Lab, Brigham and Women's Hospital
    Posted:November 2005

    Genes involved in store-operated calcium entry

    Experimenter(s): Shenyuan Zhang
    Screen Type: plate reader
    Contact: Shenyuan Zhang Michael Cahalan
    Affiliation: Michael Cahalan's lab at Univ. of California, Irvine
    Posted:November 2005

    Host Factors required for Sindbis replication

    Experimenter(s): Sara Cherry
    Screen Type: autoscope
    Contact: Sara Cherry, Norbert Perrimon
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:March 2006

    Genome-Wide Screen for Genes Involved in the Secretion and Release of Cholesterol-Modified Hedgehog

    Experimenter(s): Laurent Ruel
    Screen Type: plate reader
    Contact: Laurent Ruel
    Affiliation: Institute of Signaling Developmental Biology and Cancer, Pascal Group
    Posted:March 2006

    Genome wide RNAi Screen for molecules linking G protein-coupled receptors and small GTPases to gene expression in Drosophila melanogaster cultured cells.

    Experimenter(s): Robert Dorsam
    Screen Type: plate reader
    Contact: Robert Dorsam
    Affiliation: Gutkind Lab
    NATIONAL INSTITUTES OF HEALTH/NIDCR
    BUILDING 30 ROOM 211
    30 CONVENT DR MSC 4340
    BETHESDA MD 20892-4340
    Posted:March 2006

    Genome-wide RNAi screen for modifiers of intracellular aggregates derived from mis-folded proteins

    Experimenter(s): Sheng Zhang
    Screen Type: autoscope
    Contact: Sheng Zhang
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:March 2006

    Genome-wide RNAi screen to identify essential factors for nuclear mRNA export in Drosophila

    Experimenter(s): Natalie Gilks
    Screen Type: autoscope
    Contact: Natalie Gilks
    Affiliation: Silver Lab
    Harvard Medical School
    Systems Biology Alpert 536
    200 Longwood Ave
    Boston, MA 02115
    Posted:March 2006

    Signal transduction pathways leading to mast cell degranultion and allergy

    Experimenter(s): Monika Vig
    Screen Type: plate reader
    Contact: Monika Vig
    Affiliation: Kinet Lab
    Beth Israel Deaconess Med Ctr
    Experimental Pathology-Rm 227 C
    99 Brookline Ave
    Boston, MA 02215
    Posted:March 2006

    Genes regulating lipid storage in Drosophila melanogaster

    Experimenter(s): Mathias Beller
    Screen Type: autoscope
    Contact: Mathias Beller
    Affiliation: Oliver Lab
    Posted:March 2006

    Genes required for clustering supernumerary centrosomes

    Experimenter(s): Mijung Kwon
    Screen Type: autoscope
    Contact: Mijung Kwon
    Affiliation: Pellman Lab
    Dana Farber Cancer Institute
    M 621a
    44 Binney St
    Boston, MA 02115
    Posted:March 2006

    Identification of Proteins Required for Histone mRNA Biosynthesis

    Experimenter(s): Eric Wagner and Brandon Burch
    Screen Type: autoscope
    Contact: Eric Wagner, Brandon Burch
    Affiliation: Marzluff Lab
    Posted:March 2006

    Identification of host factors required for Flock house virus replication

    Experimenter(s): Sara Cherry and Lin Hao
    Screen Type: autoscope
    Contact: Sara Cherry
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:March 2006

    PVR modifier screen

    Experimenter(s): Katja Brückner
    Screen Type: autoscope
    Contact: Katja Brückner
    Affiliation: Perrimon Lab; Department of Genetics, Harvard Medical School
    Posted:March 2006