The comparison of malondialdehyde (MDA) level of early and late preeclamptic gestational placenta in Cipto Mangunkusumo Central Hospital and normal gestational placenta in Budi Kemuliaan Mother and Children's Hospital = Perbandingan konsentrasi malondialdehida (MDA) pada plasenta preeklampsia onset awal dan onset lambat di RS Ciptomangunkusumo dan plasenta kehamilan normal di RSIA Budi Kemuliaan

Measurement of glutathione levels on placenta in early preeclampsia, late preeclampsia compare to N=normal pregnancy = Perbandingan pengukuran kadar glutathione jaringan plasenta pada pre-eklampsia awal, pre-eklampsia dan kelahiran normal

Specific activity of catalase enzyme in placental tissue of early pre-eclampsia, late pre-eclampsia and normal pregnancy = Aktifitas spesifik enzim katalase pada jaringan plasenta kehamilan normal, early preeclampsia and late preeclampsia

The comparison between prorenin level in The placenta of normal pregnancy from Cipto Mangunkusumo Hospital and in the placenta of both early and late onset preeclampsia from Budi kemuliaan Mother and Child's Hospital = Perbandingan antara level prorenin pada plasenta normal dari Rumah Sakit Cipto Mangunkusumo dan plasenta preeklamsia dari Rumah Sakit Ibu Anak Budi Kemuliaan

Perbandingan konsentrasi HIF-1 alfa pada plasenta kehamilan preeklampsia di bawah 32 minggu gestasi dan kehamilan normal = Comparison of HIF-1 alpha level in placenta of preeclampsia under 32 weeks’ gestation and normal pregnancies