Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Text availability

Article attribute

Article type

Publication date

Search Results

141 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
Evaluation of Antibody Response to Heterologous Prime-Boost Vaccination with ChAdOx1 nCoV-19 and BNT162b2: An Observational Study.
Firinu D, Perra A, Campagna M, Littera R, Meloni F, Sedda F, Conti M, Costanzo G, Erbi M, Usai G, Locci C, Carta MG, Cappai R, Orrù G, Del Giacco S, Coghe F, Chessa L. Firinu D, et al. Among authors: perra a. Vaccines (Basel). 2021 Dec 14;9(12):1478. doi: 10.3390/vaccines9121478. Vaccines (Basel). 2021. PMID: 34960224 Free PMC article.
Entropy of human leukocyte antigen and killer-cell immunoglobulin-like receptor systems in immune-mediated disorders: A pilot study on multiple sclerosis.
Melis M, Littera R, Cocco E, Frau J, Lai S, Congeddu E, Ragatzu P, Serra M, Loi V, Maddi R, Pitzalis R, Orrù S, Chessa L, Perra A, Carcassi C. Melis M, et al. Among authors: perra a. PLoS One. 2019 Dec 17;14(12):e0226615. doi: 10.1371/journal.pone.0226615. eCollection 2019. PLoS One. 2019. PMID: 31846493 Free PMC article.
Gastrointestinal coronavirus disease 2019: epidemiology, clinical features, pathogenesis, prevention, and management.
Deidda S, Tora L, Firinu D, Del Giacco S, Campagna M, Meloni F, Orrù G, Chessa L, Carta MG, Melis A, Spolverato G, Littera R, Perra A, Onali S, Zorcolo L, Restivo A. Deidda S, et al. Among authors: perra a. Expert Rev Gastroenterol Hepatol. 2021 Jan;15(1):41-50. doi: 10.1080/17474124.2020.1821653. Epub 2020 Nov 24. Expert Rev Gastroenterol Hepatol. 2021. PMID: 32955375 Review.
Human Leukocyte Antigen Complex and Other Immunogenetic and Clinical Factors Influence Susceptibility or Protection to SARS-CoV-2 Infection and Severity of the Disease Course. The Sardinian Experience.
Littera R, Campagna M, Deidda S, Angioni G, Cipri S, Melis M, Firinu D, Santus S, Lai A, Porcella R, Lai S, Rassu S, Scioscia R, Meloni F, Schirru D, Cordeddu W, Kowalik MA, Serra M, Ragatzu P, Carta MG, Del Giacco S, Restivo A, Deidda S, Orrù S, Palimodde A, Perra R, Orrù G, Conti M, Balestrieri C, Serra G, Onali S, Marongiu F, Perra A, Chessa L. Littera R, et al. Among authors: perra r, perra a. Front Immunol. 2020 Dec 4;11:605688. doi: 10.3389/fimmu.2020.605688. eCollection 2020. Front Immunol. 2020. PMID: 33343579 Free PMC article. Clinical Trial.
Natural killer-cell immunoglobulin-like receptors trigger differences in immune response to SARS-CoV-2 infection.
Littera R, Chessa L, Deidda S, Angioni G, Campagna M, Lai S, Melis M, Cipri S, Firinu D, Santus S, Lai A, Porcella R, Rassu S, Meloni F, Schirru D, Cordeddu W, Kowalik MA, Ragatzu P, Vacca M, Cannas F, Alba F, Carta MG, Del Giacco S, Restivo A, Deidda S, Palimodde A, Congera P, Perra R, Orrù G, Pes F, Loi M, Murru C, Urru E, Onali S, Coghe F, Giglio S, Perra A. Littera R, et al. Among authors: perra r, perra a. PLoS One. 2021 Aug 5;16(8):e0255608. doi: 10.1371/journal.pone.0255608. eCollection 2021. PLoS One. 2021. PMID: 34352002 Free PMC article.
Evaluation of antibody response to BNT162b2 mRNA COVID-19 vaccine in patients affected by immune-mediated inflammatory diseases up to 5 months after vaccination.
Firinu D, Perra A, Campagna M, Littera R, Fenu G, Meloni F, Cipri S, Sedda F, Conti M, Miglianti M, Costanzo G, Secci M, Usai G, Carta MG, Cappai R, Orrù G, Del Giacco S, Coghe F, Chessa L. Firinu D, et al. Among authors: perra a. Clin Exp Med. 2022 Aug;22(3):477-485. doi: 10.1007/s10238-021-00771-3. Epub 2021 Nov 5. Clin Exp Med. 2022. PMID: 34741188 Free PMC article.
Neutralizing Antibodies Responses against SARS-CoV-2 in a Sardinian Cohort Group Up to 9 Months after BNT162b2 Vaccination.
Sanna G, Marongiu A, Firinu D, Piras C, Franci G, Galdiero M, Pala G, Palmas V, Angius F, Littera R, Perra A, Orrù G, Campagna M, Costanzo G, Meloni F, Coghe F, Chessa L, Manzin A. Sanna G, et al. Among authors: perra a. Vaccines (Basel). 2022 Mar 29;10(4):531. doi: 10.3390/vaccines10040531. Vaccines (Basel). 2022. PMID: 35455280 Free PMC article.
A Protective HLA Extended Haplotype Outweighs the Major COVID-19 Risk Factor Inherited From Neanderthals in the Sardinian Population.
Mocci S, Littera R, Tranquilli S, Provenzano A, Mascia A, Cannas F, Lai S, Giuressi E, Chessa L, Angioni G, Campagna M, Firinu D, Del Zompo M, La Nasa G, Perra A, Giglio S. Mocci S, et al. Among authors: perra a. Front Immunol. 2022 Apr 19;13:891147. doi: 10.3389/fimmu.2022.891147. eCollection 2022. Front Immunol. 2022. PMID: 35514995 Free PMC article.
Evaluation of humoral and cellular response to third dose of BNT162b2 mRNA COVID-19 vaccine in patients treated with B-cell depleting therapy.
Firinu D, Fenu G, Sanna G, Costanzo GA, Perra A, Campagna M, Littera R, Locci C, Marongiu A, Cappai R, Melis M, Orrù G, Del Giacco S, Coghe F, Manzin A, Chessa L. Firinu D, et al. Among authors: perra a. J Autoimmun. 2022 Jul;131:102848. doi: 10.1016/j.jaut.2022.102848. Epub 2022 Jun 13. J Autoimmun. 2022. PMID: 35714496 Free PMC article.
The double-sided of human leukocyte antigen-G molecules in type 1 autoimmune hepatitis.
Littera R, Perra A, Miglianti M, Piras IS, Mocci S, Lai S, Melis M, Zolfino T, Balestrieri C, Conti M, Serra G, Figorilli F, Firinu D, Onali S, Matta L, Porcu C, Pes F, Fanni D, Manieli C, Vacca M, Cusano R, Trucas M, Cipri S, Tranquilli S, Rassu S, Cannas F, Carta MG, Kowalik MA, Giuressi E, Faa G, Chessa L, Giglio S. Littera R, et al. Among authors: perra a. Front Immunol. 2022 Oct 12;13:1007647. doi: 10.3389/fimmu.2022.1007647. eCollection 2022. Front Immunol. 2022. PMID: 36311782 Free PMC article.
141 results