A 49-year-old assistant professor from Delhi University was found dead under suspicious circumstances at her residence in Delhi on Thursday afternoon, police said. Devosmita Paul, the deceased, taught at Shivaji College and was living alone in her Vasundhara Enclave apartment in the east side of the state, PTI reported.Police received a call from a woman who informed them that her sister had been killed and was lying inside the flat. (ANI)Police received a call at around 2:35 pm on Thursday from a woman who informed them that her sister had been killed and was lying inside the flat, according to deputy commissioner of police (East) Rajeev Kumar.Also Read | Amritsar govt school teacher hacked to deathScene of deathThe caller, identified as Devarati Paul, told police that she had been trying to reach her sister via phone calls since the morning, but received no response. Concerned, she went to the apartment, which was locked from the outside, PTI reported.After breaking open the lock, she entered the flat and discovered her sister’s body inside. She quickly called the cops.Police said teams were immediately dispatched to the scene. A forensic unit and crime investigation team examined the premises, collected evidence, and documented the scene. They took photos and videos.Cause of death not determined yetThe body has been sent to Lal Bahadur Shastri Hospital for post-mortem examination. Officials said the exact cause of death will be confirmed after the autopsy report.Also Read | Woman teacher dies after falling from moving bus in SitapurA case has been registered under Section 103(1) of the Bharatiya Nyaya Sanhita (murder) at New Ashok Nagar police station.Investigators have formed multiple teams to identify and trace those responsible. Police are currently analysing CCTV footage from the vicinity, along with the victim’s recent communications and movements, to establish the sequence of events.The investigation is ongoing, police said.Last month, a 36-year-old school teacher was allegedly murdered at her Sector-13 home in Hisar. Her husband, the main accused, remained absconding for nearly 15 days.She was allegedly strangled with an electric press wire on May 1, after which the accused fled. Her family also alleged involvement of other relatives.