scholarly journals CAPNODIUM VARIEGATUM – A NEW FOLIICOLOUS SPECIES OF SOOTY MOULD INFECTING BAUHINIA VARIEGATA L. FROM CHHATTISGARH, INDIA

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Anshu Deep Khalkho ◽  
Akhila Nand Rai ◽  
Smriti Bhardwaj

A survey for the study of foliicolous fungal forms of Ambikapur, north Chhattisgarh was conducted in November 2018, and came across an interesting fungal form of sooty mould infecting living leaves of Bauhinia variegata L. which upon detailed mycotaxonomic treatment proved to be an undescribed species of Capnodium. Sooty mould diminish photosynthesis of host plant. Capnodiaceae is the most specialized family of sooty mould which includes 5 genera,149 species from the world and only 10 species described from India. Phenotypic observations, microscopic and Scanning Electron Microscopic investigation revealed the drastic differences with the earlier known allied taxa so much so to dispose it as a new taxon of species rank Capnodium variegatum sp.nov.

2002 ◽  
Vol 26 (4) ◽  
pp. 327-335 ◽  
Author(s):  
Figen Seymen ◽  
Basak Kiziltan

Amelogenesis imperfecta (AI) is a hereditary defect in enamel formation affecting both primary and permanent dentition. Scanning electron microscopic investigation is one of the most effective methods in diagnosing and identifying the type of amelogenesis imperfecta. The aim of this study was to investigate the ultrastructure of different types of amelogenesis imperfecta enamel. The primary teeth of three children with AI aged 4, 10 and 11-years-old were studied by scanning electron microscopy and irregular enamel, irregularities in enamel crystallites, hypoplastic areas on the enamel surface were seen. Histopathological evaluation revealed predentin areas with irregular canaliculi between normal dentin and internal resorption areas in the pulp tissue. Conclusively, in amelogenesis imperfecta, enamel tissue is mostly affected besides minor defects in dentinal and pulpal tissue.


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