固氮蓝细菌的一种生物标志物——异形胞糖脂及其研究进展

康曼玉, 贾国东

A biomarker of Diazotrophic Cyanobacteria: Heterocyst Glycolipids and Their Research Progress

Manyu Kang, Guodong Jia

图2 异形胞蓝细菌Anabaena及相关机制示意图 (a) Anavaena藻丝[26]；(b) 异形细胞透射电摬图[24]；(c) 异形细胞分化示意图[27]；(d) 异形细胞与营养细胞物质交换示意图[34]；GL, HGL：糖脂层；PS, HEP：多聚糖层；C：极性藻青藻颗粒；H：异形细胞

Fig.2 Anabaena and related metabolites model (a) Filament of Anabaena[26];(b) Transmission electron micrograph of hetercyst[24]; (c) Heterocyst formation diagram[27]; (d) Transport of metabolites between heterocyst and vegetative cell[34]. GL, HGL: Glycolipids layer; PS, HEP: Polysaccharide layer; C: Polar cyanophycin granule; H: Heterocyst