Results 241 to 250 of about 7,902,284 (310)

Paleopathology of a putative colossosaurian caudal vertebra (Neosauropoda: Titanosauria) from the Presidente Prudente Formation, Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies investigating paleopathologies in sauropods remain scarce despite their relative abundance in the fossil record. In this study we report new occurrence of paleopathological features, corresponding to a neoplasm found in a middle caudal vertebra (MCT.R.2120) of an advanced titanosaur from the Presidente Prudente Formation (Bauru Basin ...
Maria Luiza Peres Bertolossi   +5 more
wiley   +1 more source

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

Application of on-demand aqueous chlorine dioxide solution for non-surgical root canal treatment. [PDF]

open access: yesSci Rep
Shimaoka T   +7 more
europepmc   +1 more source

Radiographic Evaluation of Periapical Healing Following Single vs Multiple Visit Root Canal Treatment: A PAI Based Study. [PDF]

open access: yesJ Pharm Bioallied Sci
Bobba CT   +6 more
europepmc   +1 more source

Root Canal Treatment in a Mandibular Second Premolar with Three Root Canals

Journal of Endodontics, 2005
According to the endodontic literature, the possibility of three canals in mandibular second premolars is quite small. When three or more canals are present separation of the root canals has only been described at mid-root level. The present case describes root canal treatment of a root canal aberration at the level of the apical third (apical root ...
Roeland J G, De Moor   +1 more
openaire   +2 more sources

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