卟啉

We found that porphyran is a kind of good material for optical limiter.

研究发现，类反饱和吸收材料有很好光限幅作用。

The ephedrin was extracted from the upper layer of xylene extraction solution and sodium c...

下层铜代,酸化,碱化得麻黄铜钠。

The porphyrin compound in human body mainly includes hemoglobin, protoheme, protoporphyrin, coproporphyrin, uro-porphyrin and so on.

人体有化合物主要有血红蛋白、血红素、原、粪、尿等。

MNDO calculations and group theory were carried out on tetraphenyl porphyrine(TPP) to obtain its optimum molecular geometry.

运用MNDO计算和群论，优化得到了较满意位取代四苯基(H2TPP)分子构型。

A recombinant HGP44 inhibited HIV-1 replication at a 50% effective concentration of approximately 2.5 micromolar, the researchers note, somewhat less potently than did P. gingivalis extracts.

研究者重组HGP44蛋白酶在约2.5微克分子50%有效浓度时能抑制HIV-1复制，然而重组HGP44比直接从牙龈菌提取有效性略低。