Israeli pathologists were conducting an autopsy Wednesday on the body of a Palestinian prisoner a day after he allegedly hanged himself in jail, a claim rejected by his family and officials.

Israel Prisons Service (IPS) said Tuesday that Raed Abdel Salam al-Jaabari, 35, hanged himself in a bathroom at Eshel prison in southern Israel and died en route to hospital.

Israel on Wednesday dismantled a newly erected wooden access ramp to Jerusalem's Al-Aqsa mosque compound that would have increased access for non-Muslims but angered Jordan, an AFP correspondent said.

The half-built structure was erected by Israel in the midst of the Gaza conflict in early August, triggering outrage from Jordan which overseas Muslim heritage sites in Jerusalem.

Egypt announced Tuesday that it would host a donors' conference on financing the reconstruction of the Gaza Strip following the devastating war with Israel, to be held on October 12.

The conference will be held in Cairo, Foreign Minister Sameh Shoukri said after a meeting with his Norwegian counterpart, Boerge Brende.

Israel and the United States on Tuesday successfully conducted a joint test of an upgraded Arrow 2 ballistic missile interception system over the Mediterranean Sea, the defense ministry said.

"An Arrow 2 missile was launched and performed its flight sequence as planned," the defense ministry said in a statement, with a spokesman confirming the system had been upgraded.

A Palestinian prisoner arrested by Israel in July died Tuesday after what the Israel Prison Authority said was a suicide attempt, a claim denied by the Palestinians.

The Palestinians named the man as Raed Abdel Salam al-Jaabari, 35, and called for an independent probe, describing the circumstances of his death as "mysterious."

Israel has illegally coerced almost 7,000 African migrants into returning to their home countries, where some face persecution, Human Rights Watch said in a report published on Tuesday.

"Israel's convoluted legal rules thwart Eritrean and Sudanese asylum seekers' attempts to secure protection under Israeli and international law," New York-based HRW said in a statement accompanying the 83-page report.

Israeli Defense Minister Moshe Yaalon on Tuesday called for world intelligence agencies to work together against the Islamic State (IS) jihadist group.

"In order to stop and overcome the Islamic State, we have learnt since 9/11 that there must be cooperation between intelligence agencies from across the free world, a sharing of experience and operational cooperation," he told public radio.

Stray gunfire from Syria wounded an Israeli soldier in the Golan Heights on Monday, the Israeli army said.

"An IDF (Israeli army) soldier was injured by errant fire from internal fighting in Syria. He was evacuated to hospital," an army statement said, without elaborating.

Hamas on Monday accused Palestinian president Mahmud Abbas of trying to sabotage a fragile reconciliation agreement after he accused them of running "a shadow government" in Gaza. 

Israeli Foreign Minister Avigdor Lieberman said on Sunday he doubted the current Gaza ceasefire would hold over the long term and that disarming Gaza militants was not feasible any time soon.

After briefing Israeli journalists he was quoted across the local media as saying that he thought the chances of Egypt-mediated talks achieving their goal of a durable Gaza truce were slim.