Background: Kabuki syndrome (KS) is a rare syndrome characterized by multisystem congenital anomalies and developmental disorder. and mutations were identified as the main causative genes in KS patients. There are few case reports and genetic analyses, especially of gene mutation, in China.
Case Summary: This study reports a mutation in a Chinese infant with KS. A 2-month-old Chinese baby was diagnosed with KS, which manifested as hypoglycemia, congenital anal atresia at birth, feeding difficulties, hypotonia, and serious postnatal growth retardation. He died of recurrent respiratory infections at age 13 mo. DNA sequencing of his blood DNA revealed a novel frameshift mutation (c.704_705delAG, p. N236Sfs*26) (GRCh37/hg19).
Conclusion: We present a Chinese KS patient with a novel frameshift mutation (c.704_705delAG, p. N236Sfs*26) (GRCh37/hg19), broadening the mutation spectrum.
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http://dx.doi.org/10.12998/wjcc.v9.i33.10257 | DOI Listing |
Cancer Sci
January 2025
Department of colorectal surgery, The First Affiliated Hospital of Ningbo University, Ningbo, China.
This study analyzed targeted sequencing data from 6530 tissue samples from patients with metastatic Chinese colorectal cancer (CRC) to identify low mutation frequency and subgroup-specific driver genes, using three algorithms for overall CRC as well as across different clinicopathological subgroups. We analyzed 425 cancer-related genes, identifying 101 potential driver genes, including 36 novel to CRC. Notably, some genes demonstrated subgroup specificity; for instance, ERBB4 was found as a male-specific driver gene and mutations of ERBB4 only influenced the prognosis of male patients with CRC.
View Article and Find Full Text PDFInt J Mol Sci
December 2024
CAS Key Laboratory for Quantitative Engineering Biology, Shenzhen Institute of Synthetic Biology, Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China.
Recently, we developed a spatial phage-assisted continuous evolution (SPACE) system. This system utilizes chemotaxis coupled with the growth of motile bacteria during their spatial range expansion in soft agar to provide fresh host cells for iterative phage infection and selection pressure for preserving evolved genes of interest carried by phage mutants. Controllable mutagenesis activated only in a subpopulation of the migrating cells is essential in this system to efficiently generate mutated progeny phages from which desired individuals are selected during the directed evolution process.
View Article and Find Full Text PDFPlants (Basel)
December 2024
State Key Laboratory of Tree Genetics and Breeding, Key Laboratory of Tree Breeding and Cultivation of the National Forestry and Grassland Administration, Research Institute of Forestry, Chinese Academy of Forestry, Beijing 100091, China.
This study aimed to establish a CRISPR/Cas9 gene-editing system for (Lamb.) Carr. (Japanese larch).
View Article and Find Full Text PDFMolecules
December 2024
School of Chemical Sciences, University of Chinese Academy of Sciences, No. 19A, Yuquan Road, Beijing 100049, China.
The src-homology 2 domain-containing phosphatase 2 (SHP2) is a human cytoplasmic protein tyrosine phosphatase that plays a crucial role in cellular signal transduction. Aberrant activation and mutations of SHP2 are associated with tumor growth and immune suppression, thus making it a potential target for cancer therapy. Initially, researchers sought to develop inhibitors targeting SHP2's catalytic site (protein tyrosine phosphatase domain, PTP).
View Article and Find Full Text PDFBMC Biol
January 2025
Shenzhen Branch, Guangdong Laboratory of Lingnan Modern Agriculture, Key Laboratory of Synthetic Biology, Ministry of Agriculture and Rural Affairs, Agricultural Genomics Institute at Shenzhen, Chinese Academy of Agricultural Sciences, Shenzhen, 518120, China.
Background: Plant mitochondrial genomes (mitogenomes) exhibit extensive structural variation yet extremely low nucleotide mutation rates, phenomena that remain only partially understood. The genus Gossypium, a globally important source of cotton, offers a wealth of long-read sequencing resources to explore mitogenome and plastome variation and dynamics accompanying the evolutionary divergence of its approximately 50 diploid and allopolyploid species.
Results: Here, we assembled 19 mitogenomes from Gossypium species, representing all genome groups (diploids A through G, K, and the allopolyploids AD) based on a uniformly applied strategy.
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