Loss of function in apicobasal polarity regulators Results in cell polarity loss, JNK activation, mild Hippo pathway impairment
Neoplastic overgrowth in whole tissue context and cell polarity loss and apoptosis in clonal context (reviewed in [19])
Scribble (scrib, dlg, lgl) and Par and Crb polarity module gene loss of function Scribble module loss of function phenotypes dependent on aPKC activation
RasV12 overexpression Dependent on ROS production, TNF (Egr)-JNK signalling, caspase (Dronc) activity Dependent on impairment of Hippo signalling Dependent on PI3K signalling and glutamate utilization
Invasive neoplastic tumours of the larval eye-antennal epithelium [23, 48, 57, 60, 65–68]
scrib loss of function, aPKC-CA overexpression, crb overexpression
Inhibition of JNK signalling
Neoplastic tumour overgrowth in eye-antennal epithelium [66]
lgl or scrib loss of function Results in JNK activation
csk loss of function (Src activation) Depends on Actin cytoskeleton regulators, JNK activation, STAT activation, Hippo pathway impairment, Wingless (Wnt) expression/signalling and insulin-PI3K signalling
overexpression Promotes cell proliferation and survival
Invasive neoplastic tumours of the larval eye-antennal epithelium [80–85]
Src42A or Src64B overexpression Results in Egr independent activation of JNK and Jak-Stat signalling
overexpression
Neoplastic tumours of the larval eye-antennal and wing epithelium [86]
Src64B overexpression Results in cell morphology changes
Abrupt overexpression Reduces expression of differentiation gene and Dac and Dll
Neoplastic tumours of the larval eye-antennal epithelial tissue [78]
BAP (Brahma) complex knockdown (brm, Snr1, mor, Bap111, osa) Results in upregulation of Wingless (Wnt) and Dpp signalling
Neoplastic tumour overgrowth in larval wing epithelial tissue [123]
Taiman (Ecdysone Receptor coactivator) overexpression Results in expression of germline stem cell factors
Hyperplastic tumour overgrowth in larval wing epithelial tissue [124]
Guidance receptors
Frazzled (Dcc) loss of function and expression of the Caspase inhibitor P35 Results in an invasive phenotype in eye epithelial cells, but cells can differentiate
Inhibition of JNK signalling Requires Rho1
Invasive, but differentiated, tumours in larval/pupal eye-antennal epithelial tissues [125]
Mitotic checkpoint, chromosome instability, DNA damage repair genes
Nek2 (centrosomal kinase) overexpression
RetMEN2B overexpression—elevated Ras, PI3K, Src, JNK signalling RasV12 Results in Rac1, Rho1, Wg signalling and elevated expression of Diap1, MMP1 Results in PI3K signalling
Invasive tumours in larval eye-antennal epithelial tissue [126]
bub3 knockdown Results in aneuploidy
p35 overexpression to block effector caspase activity
Neoplastic overgrowth of wing epithelial cells [127]
DNA repair or DNA damage checkpoint mutants Depletion of okra (DmRAD54) or spnA (DmRAD51) (Homologous recombination of DNA double strand-breaks in G2) grp (chk1) and mei-41 (ATR) knockdown (DNA damage checkpoint)
Ionizing irradiation and p35 overexpression Results in JNK activation, which leads to MMP1 and Wg upregulation
Overgrowth and cell delamination/migration in the wing epithelial tissue [128]