Publications by authors named "Li-Na Zeng"
Article Synopsis
- - The study investigated the genetic reasons for a fetal ultrasound showing a thickened nuchal translucency and a choroid plexus cyst.
- - Amniotic fluid and blood samples were analyzed, revealing normal chromosome karyotypes for the fetus and parents but a new 277 kb microdeletion at 14q11.2 in the fetus.
- - Following an induced abortion, the fetus was found to have macrocephaly, confirming the diagnosis of growth issues due to the microdeletion, which offers insights for future pregnancies.
Article Synopsis
- A new method for trifluoromethylating quinoxalin-2(1)-ones was developed, using a Z-scheme VO/g-CN heterojunction as a photocatalyst, which works under mild, additive-free conditions at room temperature.
- This process efficiently produced various trifluoromethylated quinoxalin-2(1)-one derivatives with moderate to high yields, showing compatibility with different functional groups.
- The VO/g-CN photocatalyst was recyclable, maintaining its effectiveness over five uses with only a slight decrease in activity.
[Genetic analysis of a Chinese family affected with α-dystroglycanopathy due to variant of B3GALNT2 gene].
Zhonghua Yi Xue Yi Chuan Xue Za Zhi
July 2023
Article Synopsis
- The study aimed to investigate the genetic causes of recurrent fetal hydrocephalus in a Chinese family.
- A couple underwent genetic testing after an elective abortion, where fetal and parental samples were analyzed through whole exome sequencing.
- The researchers identified specific pathogenic variants in the B3GALNT2 gene in the fetus, suggesting a connection to α-dystroglycanopathy and providing crucial information for genetic counseling.
[Genetic testing and prenatal diagnosis for a family with 10q22.3q23.2 microdeletion].
Zhonghua Yi Xue Yi Chuan Xue Za Zhi
August 2021
Article Synopsis
- A pregnant woman with mild mental retardation and facial dysmorphism underwent genetic testing due to her history of adverse pregnancies.
- Routine genetic methods revealed no abnormalities in her and her partner, but a SNP-array analysis identified a significant microdeletion in both the woman and her fetus.
- The identified microdeletion involves genes linked to facial and developmental issues, which will inform future pregnancy management.
Article Synopsis
- GZDF3 is a beneficial bacteria found in the rhizosphere of an important herb in traditional Chinese medicine, known for promoting plant growth and producing active compounds like siderophores.
- The study focused on determining the optimal conditions for GZDF3's siderophore production, identifying sucrose and asparagine as key ingredients that significantly increased their output.
- The research also revealed that certain metal ions, specifically Fe and Cu, hinder siderophore synthesis, while the purified siderophores demonstrated strong antibacterial effects, making GZDF3 a potential candidate for new biological control agents.