Zia Ullah Khan

Factors Affecting Age of Onset of Menopause

Erum Memon, Mala Jitendra Shahani, Zia Ullah Khan, Farah liaquat, Asma Iqbal & Sumiyya Khalid · Journal of Pharmaceutical Research International · 2022

Background: Menopause is a natural process, occurring in women that marks the end of fertility among women. It is characterized by a cessation of menstruation, decline in ovarian activity and disturbances in periods along with vaginal dryness, mood swings and hot flashes. The age...

Open access Research Article 10.9734/jpri/2022/v34i29B36053

Sequential Application of Plastic Media-Trickling Filter and Sand Filter for Domestic Wastewater Treatment at Low Temperature Condition

Abdul Rehman, Iffat Naz, Zia Ullah Khan, Muhammad Rafiq, Naeem Ali & Safia Ahmad · Biotechnology Journal International · 2012

Present research was aimed towards designing and construction of efficient plastic media-trickling filter (TF) for the treatment of domestic wastewater. The hydraulic flow rate through the TF was maintained at 80±2 ml/min at a temperature range of 5-15ºC by selecting treatment ti...

Open access Research Article 10.9734/BBJ/2012/2013