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doi: 10.1186/s42358-018-0042-8 49 WuCYYangHYLaiJH

Abstract Salivary gland acinar cells are routinely destroyed during radiation treatment for head and neck cancer that results in a lifetime of hyposalivation and comorbidities

2022;14(640):eabk1107

This is part of the spinal cord and contains the nerves that control and sense pain in the hips and legs

A typical COA for peptide research materials may include: Identity confirmation , such as mass spectrometry analysis or sequence verification methods appropriate for peptide characterization Purity assessment , commonly determined using high-performance liquid chromatography (HPLC) or comparable chromatographic techniques Relevant physicochemical characteristics , including molecular weight confirmation and appearance of the lyophilized material Lot number, testing date, and analytical method references used during quality evaluation Laboratory verification details , including documentation of independent or third-party analytical testing where applicable Certificates of Analysis are available for review in PDF format on the product page or upon request, allowing researchers to verify analytical documentation associated with each product lot