Novel Hybrid Parvovirus-Like Virus, NIH-CQV/PHV, Contaminants in Silica Column-Based Nucleic Acid Extraction Kits

The discovery of a novel hybrid parvovirus-like virus, NIH-CQV, in non-A to -E (non-A-E) hepatitis virus samples by Xu et al. ([1][1]) as a possible causative agent of seronegative hepatitis prompted our investigation of samples collected from patients with a range of liver diseases, including acute