Results 91 to 100 of about 16,966 (245)

Proliferative Pododermatitis (Canker) with Intralesional Spirochetes in Three Horses

open access: yes, 2005
Spirochetes were identified histologically in canker (proliferative pododermatitis) in 3 horses. The data suggest that spirochetes may contribute to the pathology of equine chronic foot diseases similar to the manner in which they contribute to the ...
Claude M. Nagamine   +4 more
core   +1 more source

Spirochetes in Ixodes Dammini and Mammals from Connecticut [PDF]

open access: yes, 1983
Spirochetes were observed in the midguts of 35% of 147 motile Ixodes dammini from three locations in Lyme and East Haddam, Connecticut. Positive ticks were removed from eastern chipmunks (Tamias striatus), raccoons (Procyon lotor), white-footed mice ...
Alan G. Barbour   +7 more
core   +1 more source

Long‐term stability of conventional non‐regenerative periodontal treatment for furcation defects

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Furcation involvement (FI) in multi‐rooted teeth poses significant challenges in periodontal therapy due to complex anatomy and difficulty in achieving effective maintenance. FI is associated with increased periodontal destruction, especially in sites with narrow furcation entrances and deep root concavities.
Guo‐Hao Lin   +6 more
wiley   +1 more source

Novel and emerging antimicrobial strategies in the management of oral infections

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Antibiotics marked a pivotal turning point in human civilization, enhancing social interactions and extending human life expectancy. In addition to their success in treating systemic infectious diseases, they have significantly improved periodontal treatment outcomes as an adjunct therapy.
Ozge Unlu, Nil Yakar, Alpdogan Kantarci
wiley   +1 more source

Elimination of Lyme Disease Spirochetes from Ticks Feeding on Domestic Ruminants

open access: yes, 2010
To determine whether and which spirochetes are cleared from Ixodes ricinus ticks during feeding on ruminants, ticks were removed from goats and cattle grazing on tick-infested pastures.
Dania Richter, Franz-Rainer Matuschka
core   +1 more source

Revisiting oxygen toxicity: evolution and adaptation to superoxide in a SOD-deficient bacterial pathogen

open access: yesmBio
Dioxygen (O2) is vital for aerobic life, but its utilization leads to the inevitable production of superoxide, a toxic oxidant. The prevailing theory of oxygen toxicity postulates that superoxide-scavenging enzymes (SOSEs), such as superoxide dismutases (
Samuel G. Huete   +8 more
doaj   +1 more source

The Classical Complement Pathway Is Required to Control Borrelia burgdorferi Levels During Experimental Infection

open access: yesFrontiers in Immunology, 2018
Activation of the classical complement pathway occurs to varying degrees within strains of the Borrelia burgdorferi sensu lato complex, which contain a group of pathogenic spirochetes that cause tick-borne Lyme borreliosis, including the agent of Lyme ...
Hui Zhi, Jialei Xie, Jon T. Skare
doaj   +1 more source

Long‐term periodontal and peri‐implant tissue stability under supportive therapy

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Supportive periodontal and peri‐implant maintenance therapy is strongly associated with improved long‐term retention and stability of natural teeth and dental implants. Lack of regular professional follow‐up after initial therapy is a major risk factor for disease recurrence and tooth or implant loss.
Hom‐Lay Wang   +5 more
wiley   +1 more source

Periodontitis and Periodontal Conditions in Systemically Healthy Children and Adolescents

open access: yesJournal of Clinical Periodontology, Volume 53, Issue 7, Page 1100-1198, July 2026.
ABSTRACT Objective To answer the PICoS question ‘in systemically healthy children and adolescents (Population), what are the main features of periodontitis, necrotising periodontal diseases (NPD) and other periodontal conditions (periodontal abscesses, endo‐periodontal lesions, traumatic occlusal forces, prosthesis‐ and tooth‐related factors ...
Inbar Eshkol‐Yogev   +5 more
wiley   +1 more source

Borrelia valaisiana resist complement-mediated killing independently of the recruitment of immune regulators and inactivation of complement components

open access: yes, 2013
Spirochetes belonging to the Borrelia (B.) burgdorferi sensu lato complex differ in their resistance to complement-mediated killing, particularly in regard to human serum.
Christine Skerka   +24 more
core   +1 more source

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