N Kashiwabuchi, K Ikeda, K Araki, T Hirano, K Shibuki, C Takayama, Y Inoue, T Kutsuwada, T Yagi, Y Kang. Cell 1995
Times Cited: 452
Times Cited: 452
Times Cited
Times Co-cited
Similarity
Cbln1 is a ligand for an orphan glutamate receptor delta2, a bidirectional synapse organizer.
Keiko Matsuda, Eriko Miura, Taisuke Miyazaki, Wataru Kakegawa, Kyoichi Emi, Sakae Narumi, Yugo Fukazawa, Aya Ito-Ishida, Tetsuro Kondo, Ryuichi Shigemoto,[...]. Science 2010
Keiko Matsuda, Eriko Miura, Taisuke Miyazaki, Wataru Kakegawa, Kyoichi Emi, Sakae Narumi, Yugo Fukazawa, Aya Ito-Ishida, Tetsuro Kondo, Ryuichi Shigemoto,[...]. Science 2010
45
Trans-synaptic interaction of GluRdelta2 and Neurexin through Cbln1 mediates synapse formation in the cerebellum.
Takeshi Uemura, Sung-Jin Lee, Misato Yasumura, Tomonori Takeuchi, Tomoyuki Yoshida, Moonjin Ra, Ryo Taguchi, Kenji Sakimura, Masayoshi Mishina. Cell 2010
Takeshi Uemura, Sung-Jin Lee, Misato Yasumura, Tomonori Takeuchi, Tomoyuki Yoshida, Moonjin Ra, Ryo Taguchi, Kenji Sakimura, Masayoshi Mishina. Cell 2010
39
Cbln1 is essential for synaptic integrity and plasticity in the cerebellum.
Hirokazu Hirai, Zhen Pang, Dashi Bao, Taisuke Miyazaki, Leyi Li, Eriko Miura, Jennifer Parris, Yongqi Rong, Masahiko Watanabe, Michisuke Yuzaki,[...]. Nat Neurosci 2005
Hirokazu Hirai, Zhen Pang, Dashi Bao, Taisuke Miyazaki, Leyi Li, Eriko Miura, Jennifer Parris, Yongqi Rong, Masahiko Watanabe, Michisuke Yuzaki,[...]. Nat Neurosci 2005
26
Impaired parallel fiber-->Purkinje cell synapse stabilization during cerebellar development of mutant mice lacking the glutamate receptor delta2 subunit.
H Kurihara, K Hashimoto, M Kano, C Takayama, K Sakimura, M Mishina, Y Inoue, M Watanabe. J Neurosci 1997
H Kurihara, K Hashimoto, M Kano, C Takayama, K Sakimura, M Mishina, Y Inoue, M Watanabe. J Neurosci 1997
21
The rat delta-1 and delta-2 subunits extend the excitatory amino acid receptor family.
H Lomeli, R Sprengel, D J Laurie, G Köhr, A Herb, P H Seeburg, W Wisden. FEBS Lett 1993
H Lomeli, R Sprengel, D J Laurie, G Köhr, A Herb, P H Seeburg, W Wisden. FEBS Lett 1993
21
D-serine regulates cerebellar LTD and motor coordination through the δ2 glutamate receptor.
Wataru Kakegawa, Yurika Miyoshi, Kenji Hamase, Shinji Matsuda, Keiko Matsuda, Kazuhisa Kohda, Kyoichi Emi, Junko Motohashi, Ryuichi Konno, Kiyoshi Zaitsu,[...]. Nat Neurosci 2011
Wataru Kakegawa, Yurika Miyoshi, Kenji Hamase, Shinji Matsuda, Keiko Matsuda, Kazuhisa Kohda, Kyoichi Emi, Junko Motohashi, Ryuichi Konno, Kiyoshi Zaitsu,[...]. Nat Neurosci 2011
20
Neurodegeneration in Lurcher mice caused by mutation in delta2 glutamate receptor gene.
J Zuo, P L De Jager, K A Takahashi, W Jiang, D J Linden, N Heintz. Nature 1997
J Zuo, P L De Jager, K A Takahashi, W Jiang, D J Linden, N Heintz. Nature 1997
20
Selective expression of the glutamate receptor channel delta 2 subunit in cerebellar Purkinje cells.
K Araki, H Meguro, E Kushiya, C Takayama, Y Inoue, M Mishina. Biochem Biophys Res Commun 1993
K Araki, H Meguro, E Kushiya, C Takayama, Y Inoue, M Mishina. Biochem Biophys Res Commun 1993
19
Differential localization of delta glutamate receptors in the rat cerebellum: coexpression with AMPA receptors in parallel fiber-spine synapses and absence from climbing fiber-spine synapses.
A S Landsend, M Amiry-Moghaddam, A Matsubara, L Bergersen, S Usami, R J Wenthold, O P Ottersen. J Neurosci 1997
A S Landsend, M Amiry-Moghaddam, A Matsubara, L Bergersen, S Usami, R J Wenthold, O P Ottersen. J Neurosci 1997
18
The δ2 glutamate receptor gates long-term depression by coordinating interactions between two AMPA receptor phosphorylation sites.
Kazuhisa Kohda, Wataru Kakegawa, Shinji Matsuda, Tadashi Yamamoto, Hisashi Hirano, Michisuke Yuzaki. Proc Natl Acad Sci U S A 2013
Kazuhisa Kohda, Wataru Kakegawa, Shinji Matsuda, Tadashi Yamamoto, Hisashi Hirano, Michisuke Yuzaki. Proc Natl Acad Sci U S A 2013
32
New role of delta2-glutamate receptors in AMPA receptor trafficking and cerebellar function.
Hirokazu Hirai, Thomas Launey, Sumiko Mikawa, Takashi Torashima, Dai Yanagihara, Tsuyoshi Kasaura, Akihiro Miyamoto, Michisuke Yuzaki. Nat Neurosci 2003
Hirokazu Hirai, Thomas Launey, Sumiko Mikawa, Takashi Torashima, Dai Yanagihara, Tsuyoshi Kasaura, Akihiro Miyamoto, Michisuke Yuzaki. Nat Neurosci 2003
15
Glutamate receptor δ2 associates with metabotropic glutamate receptor 1 (mGluR1), protein kinase Cγ, and canonical transient receptor potential 3 and regulates mGluR1-mediated synaptic transmission in cerebellar Purkinje neurons.
Akihiko S Kato, Michael D Knierman, Edward R Siuda, John T R Isaac, Eric S Nisenbaum, David S Bredt. J Neurosci 2012
Akihiko S Kato, Michael D Knierman, Edward R Siuda, John T R Isaac, Eric S Nisenbaum, David S Bredt. J Neurosci 2012
35
Type 1 metabotropic glutamate receptors (mGlu1) trigger the gating of GluD2 delta glutamate receptors.
Visou Ady, Julie Perroy, Ludovic Tricoire, Claire Piochon, Selma Dadak, Xiaoru Chen, Isabelle Dusart, Laurent Fagni, Bertrand Lambolez, Carole Levenes. EMBO Rep 2014
Visou Ady, Julie Perroy, Ludovic Tricoire, Claire Piochon, Selma Dadak, Xiaoru Chen, Isabelle Dusart, Laurent Fagni, Bertrand Lambolez, Carole Levenes. EMBO Rep 2014
33
Enriched expression of GluD1 in higher brain regions and its involvement in parallel fiber-interneuron synapse formation in the cerebellum.
Kohtarou Konno, Keiko Matsuda, Chihiro Nakamoto, Motokazu Uchigashima, Taisuke Miyazaki, Miwako Yamasaki, Kenji Sakimura, Michisuke Yuzaki, Masahiko Watanabe. J Neurosci 2014
Kohtarou Konno, Keiko Matsuda, Chihiro Nakamoto, Motokazu Uchigashima, Taisuke Miyazaki, Miwako Yamasaki, Kenji Sakimura, Michisuke Yuzaki, Masahiko Watanabe. J Neurosci 2014
35
Glutamate receptor δ2 is essential for input pathway-dependent regulation of synaptic AMPAR contents in cerebellar Purkinje cells.
Miwako Yamasaki, Taisuke Miyazaki, Hirotsugu Azechi, Manabu Abe, Rie Natsume, Teruki Hagiwara, Atsu Aiba, Masayoshi Mishina, Kenji Sakimura, Masahiko Watanabe. J Neurosci 2011
Miwako Yamasaki, Taisuke Miyazaki, Hirotsugu Azechi, Manabu Abe, Rie Natsume, Teruki Hagiwara, Atsu Aiba, Masayoshi Mishina, Kenji Sakimura, Masahiko Watanabe. J Neurosci 2011
28
Persistent multiple climbing fiber innervation of cerebellar Purkinje cells in mice lacking mGluR1.
M Kano, K Hashimoto, H Kurihara, M Watanabe, Y Inoue, A Aiba, S Tonegawa. Neuron 1997
M Kano, K Hashimoto, H Kurihara, M Watanabe, Y Inoue, A Aiba, S Tonegawa. Neuron 1997
14
Control of synaptic connection by glutamate receptor delta2 in the adult cerebellum.
Tomonori Takeuchi, Taisuke Miyazaki, Masahiko Watanabe, Hisashi Mori, Kenji Sakimura, Masayoshi Mishina. J Neurosci 2005
Tomonori Takeuchi, Taisuke Miyazaki, Masahiko Watanabe, Hisashi Mori, Kenji Sakimura, Masayoshi Mishina. J Neurosci 2005
16
Glutamate receptor ion channels: structure, regulation, and function.
Stephen F Traynelis, Lonnie P Wollmuth, Chris J McBain, Frank S Menniti, Katie M Vance, Kevin K Ogden, Kasper B Hansen, Hongjie Yuan, Scott J Myers, Ray Dingledine. Pharmacol Rev 2010
Stephen F Traynelis, Lonnie P Wollmuth, Chris J McBain, Frank S Menniti, Katie M Vance, Kevin K Ogden, Kasper B Hansen, Hongjie Yuan, Scott J Myers, Ray Dingledine. Pharmacol Rev 2010
14
Glutamate receptors of the delta family are widely expressed in the adult brain.
Régine Hepp, Y Audrey Hay, Carolina Aguado, Rafael Lujan, Luce Dauphinot, Marie Claude Potier, Shinobu Nomura, Odile Poirel, Salah El Mestikawy, Bertrand Lambolez,[...]. Brain Struct Funct 2015
Régine Hepp, Y Audrey Hay, Carolina Aguado, Rafael Lujan, Luce Dauphinot, Marie Claude Potier, Shinobu Nomura, Odile Poirel, Salah El Mestikawy, Bertrand Lambolez,[...]. Brain Struct Funct 2015
36
The N-terminal domain of GluD2 (GluRdelta2) recruits presynaptic terminals and regulates synaptogenesis in the cerebellum in vivo.
Wataru Kakegawa, Taisuke Miyazaki, Kazuhisa Kohda, Keiko Matsuda, Kyoichi Emi, Junko Motohashi, Masahiko Watanabe, Michisuke Yuzaki. J Neurosci 2009
Wataru Kakegawa, Taisuke Miyazaki, Kazuhisa Kohda, Keiko Matsuda, Kyoichi Emi, Junko Motohashi, Masahiko Watanabe, Michisuke Yuzaki. J Neurosci 2009
28
Cbln family proteins promote synapse formation by regulating distinct neurexin signaling pathways in various brain regions.
Keiko Matsuda, Michisuke Yuzaki. Eur J Neurosci 2011
Keiko Matsuda, Michisuke Yuzaki. Eur J Neurosci 2011
13
The delta2 'ionotropic' glutamate receptor functions as a non-ionotropic receptor to control cerebellar synaptic plasticity.
Wataru Kakegawa, Kazuhisa Kohda, Michisuke Yuzaki. J Physiol 2007
Wataru Kakegawa, Kazuhisa Kohda, Michisuke Yuzaki. J Physiol 2007
30
Cbln1 regulates rapid formation and maintenance of excitatory synapses in mature cerebellar Purkinje cells in vitro and in vivo.
Aya Ito-Ishida, Eriko Miura, Kyoichi Emi, Keiko Matsuda, Takatoshi Iijima, Tetsuro Kondo, Kazuhisa Kohda, Masahiko Watanabe, Michisuke Yuzaki. J Neurosci 2008
Aya Ito-Ishida, Eriko Miura, Kyoichi Emi, Keiko Matsuda, Takatoshi Iijima, Tetsuro Kondo, Kazuhisa Kohda, Masahiko Watanabe, Michisuke Yuzaki. J Neurosci 2008
17
Deficient cerebellar long-term depression and impaired motor learning in mGluR1 mutant mice.
A Aiba, M Kano, C Chen, M E Stanton, G D Fox, K Herrup, T A Zwingman, S Tonegawa. Cell 1994
A Aiba, M Kano, C Chen, M E Stanton, G D Fox, K Herrup, T A Zwingman, S Tonegawa. Cell 1994
12
Neurobiological effects of a null mutation depend on genetic context: comparison between two hotfoot alleles of the delta-2 ionotropic glutamate receptor.
A Lalouette, A Lohof, C Sotelo, J Guénet, J Mariani. Neuroscience 2001
A Lalouette, A Lohof, C Sotelo, J Guénet, J Mariani. Neuroscience 2001
13
Impaired synapse elimination during cerebellar development in PKC gamma mutant mice.
M Kano, K Hashimoto, C Chen, A Abeliovich, A Aiba, H Kurihara, M Watanabe, Y Inoue, S Tonegawa. Cell 1995
M Kano, K Hashimoto, C Chen, A Abeliovich, A Aiba, H Kurihara, M Watanabe, Y Inoue, S Tonegawa. Cell 1995
12
Distal extension of climbing fiber territory and multiple innervation caused by aberrant wiring to adjacent spiny branchlets in cerebellar Purkinje cells lacking glutamate receptor delta 2.
Ryoichi Ichikawa, Taisuke Miyazaki, Masanobu Kano, Tsutomu Hashikawa, Haruyuki Tatsumi, Kenji Sakimura, Masayoshi Mishina, Yoshiro Inoue, Masahiko Watanabe. J Neurosci 2002
Ryoichi Ichikawa, Taisuke Miyazaki, Masanobu Kano, Tsutomu Hashikawa, Haruyuki Tatsumi, Kenji Sakimura, Masayoshi Mishina, Yoshiro Inoue, Masahiko Watanabe. J Neurosci 2002
12
A homozygous deletion in GRID2 causes a human phenotype with cerebellar ataxia and atrophy.
G Eda Utine, Göknur Haliloğlu, Bilge Salanci, Arda Çetinkaya, P Özlem Kiper, Yasemin Alanay, Dilek Aktas, Koray Boduroğlu, Mehmet Alikaşifoğlu. J Child Neurol 2013
G Eda Utine, Göknur Haliloğlu, Bilge Salanci, Arda Çetinkaya, P Özlem Kiper, Yasemin Alanay, Dilek Aktas, Koray Boduroğlu, Mehmet Alikaşifoğlu. J Child Neurol 2013
26
Reevaluating the role of LTD in cerebellar motor learning.
Martijn Schonewille, Zhenyu Gao, Henk-Jan Boele, Maria F Vinueza Veloz, Wardell E Amerika, Antonia A M Simek, Marcel T De Jeu, Jordan P Steinberg, Kogo Takamiya, Freek E Hoebeek,[...]. Neuron 2011
Martijn Schonewille, Zhenyu Gao, Henk-Jan Boele, Maria F Vinueza Veloz, Wardell E Amerika, Antonia A M Simek, Marcel T De Jeu, Jordan P Steinberg, Kogo Takamiya, Freek E Hoebeek,[...]. Neuron 2011
11
Glutamate receptor δ1 induces preferentially inhibitory presynaptic differentiation of cortical neurons by interacting with neurexins through cerebellin precursor protein subtypes.
Misato Yasumura, Tomoyuki Yoshida, Sung-Jin Lee, Takeshi Uemura, Jae-Yeol Joo, Masayoshi Mishina. J Neurochem 2012
Misato Yasumura, Tomoyuki Yoshida, Sung-Jin Lee, Takeshi Uemura, Jae-Yeol Joo, Masayoshi Mishina. J Neurochem 2012
30
Deletion of glutamate delta-1 receptor in mouse leads to aberrant emotional and social behaviors.
Roopali Yadav, Subhash C Gupta, Brandon G Hillman, Jay M Bhatt, Dustin J Stairs, Shashank M Dravid. PLoS One 2012
Roopali Yadav, Subhash C Gupta, Brandon G Hillman, Jay M Bhatt, Dustin J Stairs, Shashank M Dravid. PLoS One 2012
15
Light- and electron-microscopic localization of the glutamate receptor channel delta 2 subunit in the mouse Purkinje cell.
C Takayama, S Nakagawa, M Watanabe, M Mishina, Y Inoue. Neurosci Lett 1995
C Takayama, S Nakagawa, M Watanabe, M Mishina, Y Inoue. Neurosci Lett 1995
16
Distinct expression of Cbln family mRNAs in developing and adult mouse brains.
Eriko Miura, Takatoshi Iijima, Michisuke Yuzaki, Masahiko Watanabe. Eur J Neurosci 2006
Eriko Miura, Takatoshi Iijima, Michisuke Yuzaki, Masahiko Watanabe. Eur J Neurosci 2006
14
Differential regulation of synaptic plasticity and cerebellar motor learning by the C-terminal PDZ-binding motif of GluRdelta2.
Wataru Kakegawa, Taisuke Miyazaki, Kyoichi Emi, Keiko Matsuda, Kazuhisa Kohda, Junko Motohashi, Masayoshi Mishina, Shigenori Kawahara, Masahiko Watanabe, Michisuke Yuzaki. J Neurosci 2008
Wataru Kakegawa, Taisuke Miyazaki, Kyoichi Emi, Keiko Matsuda, Kazuhisa Kohda, Junko Motohashi, Masayoshi Mishina, Shigenori Kawahara, Masahiko Watanabe, Michisuke Yuzaki. J Neurosci 2008
18
Climbing fiber synapse elimination in cerebellar Purkinje cells.
Masahiko Watanabe, Masanobu Kano. Eur J Neurosci 2011
Masahiko Watanabe, Masanobu Kano. Eur J Neurosci 2011
10
The extreme C-terminus of GluRdelta2 is essential for induction of long-term depression in cerebellar slices.
Kazuhisa Kohda, Wataru Kakegawa, Shinji Matsuda, Ryoichi Nakagami, Naomasa Kakiya, Michisuke Yuzaki. Eur J Neurosci 2007
Kazuhisa Kohda, Wataru Kakegawa, Shinji Matsuda, Ryoichi Nakagami, Naomasa Kakiya, Michisuke Yuzaki. Eur J Neurosci 2007
28
Induction of excitatory and inhibitory presynaptic differentiation by GluD1.
Kyounghee Ryu, Marie Yokoyama, Manami Yamashita, Tomoo Hirano. Biochem Biophys Res Commun 2012
Kyounghee Ryu, Marie Yokoyama, Manami Yamashita, Tomoo Hirano. Biochem Biophys Res Commun 2012
31
Ionotropic glutamate-like receptor delta2 binds D-serine and glycine.
Peter Naur, Kasper B Hansen, Anders S Kristensen, Shashank M Dravid, Darryl S Pickering, Lars Olsen, Bente Vestergaard, Jan Egebjerg, Michael Gajhede, Stephen F Traynelis,[...]. Proc Natl Acad Sci U S A 2007
Peter Naur, Kasper B Hansen, Anders S Kristensen, Shashank M Dravid, Darryl S Pickering, Lars Olsen, Bente Vestergaard, Jan Egebjerg, Michael Gajhede, Stephen F Traynelis,[...]. Proc Natl Acad Sci U S A 2007
10
Molecular cloning of a cDNA encoding a novel member of the mouse glutamate receptor channel family.
M Yamazaki, K Araki, A Shibata, M Mishina. Biochem Biophys Res Commun 1992
M Yamazaki, K Araki, A Shibata, M Mishina. Biochem Biophys Res Commun 1992
10
Deletions in GRID2 lead to a recessive syndrome of cerebellar ataxia and tonic upgaze in humans.
L Benjamin Hills, Amira Masri, Kotaro Konno, Wataru Kakegawa, Anh-Thu N Lam, Elizabeth Lim-Melia, Nandini Chandy, R Sean Hill, Jennifer N Partlow, Muna Al-Saffar,[...]. Neurology 2013
L Benjamin Hills, Amira Masri, Kotaro Konno, Wataru Kakegawa, Anh-Thu N Lam, Elizabeth Lim-Melia, Nandini Chandy, R Sean Hill, Jennifer N Partlow, Muna Al-Saffar,[...]. Neurology 2013
17
Phospholipase cbeta4 is specifically involved in climbing fiber synapse elimination in the developing cerebellum.
M Kano, K Hashimoto, M Watanabe, H Kurihara, S Offermanns, H Jiang, Y Wu, K Jun, H S Shin, Y Inoue,[...]. Proc Natl Acad Sci U S A 1998
M Kano, K Hashimoto, M Watanabe, H Kurihara, S Offermanns, H Jiang, Y Wu, K Jun, H S Shin, Y Inoue,[...]. Proc Natl Acad Sci U S A 1998
9
mGluR1 in cerebellar Purkinje cells essential for long-term depression, synapse elimination, and motor coordination.
T Ichise, M Kano, K Hashimoto, D Yanagihara, K Nakao, R Shigemoto, M Katsuki, A Aiba. Science 2000
T Ichise, M Kano, K Hashimoto, D Yanagihara, K Nakao, R Shigemoto, M Katsuki, A Aiba. Science 2000
9
P/Q-type Ca2+ channel alpha1A regulates synaptic competition on developing cerebellar Purkinje cells.
Taisuke Miyazaki, Kouichi Hashimoto, Hee-Sup Shin, Masanobu Kano, Masahiko Watanabe. J Neurosci 2004
Taisuke Miyazaki, Kouichi Hashimoto, Hee-Sup Shin, Masanobu Kano, Masahiko Watanabe. J Neurosci 2004
9
The glutamate receptor subunit delta2 is capable of gating its intrinsic ion channel as revealed by ligand binding domain transplantation.
Sabine M Schmid, Sabine Kott, Charlotte Sager, Thomas Huelsken, Michael Hollmann. Proc Natl Acad Sci U S A 2009
Sabine M Schmid, Sabine Kott, Charlotte Sager, Thomas Huelsken, Michael Hollmann. Proc Natl Acad Sci U S A 2009
34
Direct interaction of GluRdelta2 with Shank scaffold proteins in cerebellar Purkinje cells.
Takeshi Uemura, Hisashi Mori, Masayoshi Mishina. Mol Cell Neurosci 2004
Takeshi Uemura, Hisashi Mori, Masayoshi Mishina. Mol Cell Neurosci 2004
10
Hot-foot murine mutation: behavioral effects and neuroanatomical alterations.
J M Guastavino, C Sotelo, I Damez-Kinselle. Brain Res 1990
J M Guastavino, C Sotelo, I Damez-Kinselle. Brain Res 1990
13
Presynaptically released Cbln1 induces dynamic axonal structural changes by interacting with GluD2 during cerebellar synapse formation.
Aya Ito-Ishida, Taisuke Miyazaki, Eriko Miura, Keiko Matsuda, Masahiko Watanabe, Michisuke Yuzaki, Shigeo Okabe. Neuron 2012
Aya Ito-Ishida, Taisuke Miyazaki, Eriko Miura, Keiko Matsuda, Masahiko Watanabe, Michisuke Yuzaki, Shigeo Okabe. Neuron 2012
23
Roles of glutamate receptor delta 2 subunit (GluRdelta 2) and metabotropic glutamate receptor subtype 1 (mGluR1) in climbing fiber synapse elimination during postnatal cerebellar development.
K Hashimoto, R Ichikawa, H Takechi, Y Inoue, A Aiba, K Sakimura, M Mishina, T Hashikawa, A Konnerth, M Watanabe,[...]. J Neurosci 2001
K Hashimoto, R Ichikawa, H Takechi, Y Inoue, A Aiba, K Sakimura, M Mishina, T Hashikawa, A Konnerth, M Watanabe,[...]. J Neurosci 2001
9
Developmental changes in expression and distribution of the glutamate receptor channel delta 2 subunit according to the Purkinje cell maturation.
C Takayama, S Nakagawa, M Watanabe, M Mishina, Y Inoue. Brain Res Dev Brain Res 1996
C Takayama, S Nakagawa, M Watanabe, M Mishina, Y Inoue. Brain Res Dev Brain Res 1996
9
De novo partial deletion in GRID2 presenting with complicated spastic paraplegia.
André Maier, Eva Klopocki, Denise Horn, Andreas Tzschach, Teresa Holm, Robert Meyer, Thomas Meyer. Muscle Nerve 2014
André Maier, Eva Klopocki, Denise Horn, Andreas Tzschach, Teresa Holm, Robert Meyer, Thomas Meyer. Muscle Nerve 2014
39
Co-cited is the co-citation frequency, indicating how many articles cite the article together with the query article. Similarity is the co-citation as percentage of the times cited of the query article or the article in the search results, whichever is the lowest. These numbers are calculated for the last 100 citations when articles are cited more than 100 times.