Chemical-induced variations in callus regenerated Atropa acuminata plants: A study on Ethyl Methanesulfonate effects

Atropa acuminata Royle ex Lindl.a member of the solanaceae family is a critically endangered medicinal herb indigenous to the Himalayan region of Kashmir and revered for its therapeutic and economic significance.Ethyl Methanesulfonate (EMS), a chemical mutagen, is commonly used to induce mutations for plant breeding and research purposes.In this st

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Genetic alterations in head and neck squamous cell carcinomas

The genetic alterations observed in head and neck cancer are mainly due to oncogene activation (gain of function mutations) and tumor suppressor gene inactivation (loss of function mutations), leading to deregulation of cell proliferation and death.These genetic alterations include gene amplification and overexpression of oncogenes such as myc, erb

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Presence of the Jehol Biota turtle Ordosemys liaoxiensis in the Early Cretaceous Hengtongshan Formation of southern Jilin Province, China

Recently, a vertebrate assemblage of the Jehol Biota has been reported from the Early Cretaceous Hengtongshan Formation of Xingling Town, Meihekou City, Jilin Province, China.It is dominated by the fishes Lycoptera and Sinamia and the sinemydid turtle Ordosemys.Here, we describe the turtle specimens and referral to Ordosemys liaoxiensis, otherwise

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