Antonio Macchiarulo

Prof. Antonio Macchiarulo

University of Perugia, Perugia, Umbria, Italy
orcid

Research Focus & Metrics

Academic Career Length

28Years (1999-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 September 2009 in Cell Metabolism
Verified
Journal Article
Closed access
Charles ThomasCharles Thomas
Charles Thomas
AGAntimo Gioiello
Antimo Gioiello
LNLilia Noriega
Lilia Noriega
ASAxelle Strehle
Axelle Strehle
JOJulien Oury
Julien Oury
KSKristina Schoonjans
Kristina Schoonjans

9 July 2014 in Nature
Verified
Journal Article
Closed access
PDF file
ABAlban Bessede
Alban Bessede
Marco GargaroMarco Gargaro
Marco Gargaro
MPMaria Teresa Pallotta
Maria Teresa Pallotta
DMDavide Matino
Davide Matino
GSGiuseppe Servillo
Giuseppe Servillo
Paolo PuccettiPaolo Puccetti
Paolo Puccetti

19 February 2012 in Nature Biotechnology
Verified
Journal Article
Closed access
EWElisabet Wahlberg
Elisabet Wahlberg
TKTobias Karlberg
Tobias Karlberg
EKEkaterina Kouznetsova
Ekaterina Kouznetsova
NMNatalia Markova
Natalia Markova
Antonio MacchiaruloAntonio Macchiarulo
Antonio Macchiarulo
JWJohan Weigelt
Johan Weigelt

1 February 2017 in Immunity
Verified
Journal Article
Open access
GMGiada Mondanelli
Giada Mondanelli
RBRoberta Bianchi
Roberta Bianchi
MPMaria Teresa Pallotta
Maria Teresa Pallotta
COCiriana Orabona
Ciriana Orabona
EAElisa Albini
Elisa Albini
UGUrsula Grohmann
Ursula Grohmann
Arginase 1 (Arg1) and indoleamine 2,3-dioxygenase 1 (IDO1) are immunoregulatory enzymes catalyzing the degradation of l-arginine and l-tryptophan, respectively, resulting in local amino acid deprivation. In addition, unlike Arg1, IDO1 is also endowed with non-enzymatic signaling activity in dendritic cells (DCs). Despite considerable knowledge of their individual biology, no integrated functions of Arg1 and IDO1 have been reported yet. We found that IDO1 phosphorylation and consequent activation of IDO1 signaling in DCs was strictly dependent on prior expression of Arg1 and Arg1-dependent production of polyamines. Polyamines, either produced by DCs or released by bystander Arg1+ myeloid-derived suppressor cells, conditioned DCs toward an IDO1-dependent, immunosuppressive phenotype via activation of the Src kinase, which has IDO1-phosphorylating activity. Thus our data indicate that Arg1 and IDO1 are linked by an entwined pathway in immunometabolism and that their joint modulation could represent an important target for effective immunotherapy in several disease settings.

29 February 2008 in Journal of Medicinal Chemistry
Verified
Journal Article
Closed access
HSHiroyuki Sato
Hiroyuki Sato
Antonio MacchiaruloAntonio Macchiarulo
Antonio Macchiarulo
Charles ThomasCharles Thomas
Charles Thomas
AGAntimo Gioiello
Antimo Gioiello
MUMizuho Une
Mizuho Une
JAJohan Auwerx
Johan Auwerx

12 November 2009 in Journal of Medicinal Chemistry
Verified
Journal Article
Closed access
RPRoberto Pellicciari
Roberto Pellicciari
AGAntimo Gioiello
Antimo Gioiello
Antonio MacchiaruloAntonio Macchiarulo
Antonio Macchiarulo
Charles ThomasCharles Thomas
Charles Thomas
EREmiliano Rosatelli
Emiliano Rosatelli
JAJohan Auwerx
Johan Auwerx