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PubMed COVID-19 Clinical Care

33541 - 33550 of 44979 results found

Omicron (B.1.1.529) BA.1 or BA.2-related effects on immune responses in previously naïve versus imprinted individuals: immune imprinting as an advantage in the humoral immune response against novel variants

Date
Wednesday, May 31, 2023 - 4:00 AM
Description
CONCLUSION: Viral variant infection elicits variant-specific antibodies and prior mRNA vaccination or infection with a previous SARS-CoV-2 variant imprints serological responses toward the ancestral strain rather than variant antigens. On the other

Subglottic Hemangioma: A Hidden Mass Presenting in an Unusual Age Group

Date
Wednesday, May 31, 2023 - 4:00 AM
Description
Subglottic hemangiomas are rare in adulthood. The presence of the lesion in the subglottic region makes it even more unusual. Moreover, these lesions do not have a typical course and involution changes as seen in the infantile forms. An elderly