Djokovic announced on Tuesday he received an exemption to play in the Grand Slam tournament in Melbourne and said he was heading to Australia.
The company is developing a peptide, which inhibits the coronavirus from infecting the human cell, expects to launch clinical trials in Britain this summer, he added.
Federer, Nadal and Djokovic had made it near impossible for their peers to live, and thrive, amongst them. But the coming generation, which hasn't been as scarred by defeat at the hands of the Big 3, may make tennis unpredictable again.
Djokovic has declined to disclose whether he is vaccinated, citing privacy.
Alexander Zverev continued to rebuild his confidence on clay with a straight sets win over Spain's Roberto Bautista Agut in the Monte Carlo Masters second round.
Images from Day 10 of the 2023 French Open at Roland Garros in Paris on Tuesday.
Grand Slam titles won by the men's 'Big Three' of Roger Federer, Rafael Nadal and Novak Djokovic
The 34-year-old is currently housed in a government detention hotel in the suburb of Carlton, 5 km (2 miles) north of Melbourne Park, after authorities cancelled his visa when he arrived in Australia.
Nick Kyrgios ended a three-year title drought with a dominant victory over Yoshito Nishioka at the Citi Open on Sunday and the Australian said he was stunned at his "incredible transformation" over the last year.
Former world number one Roger Federer retained his place at the top of the list of the world's highest paid tennis players for a 17th year despite not playing a match for nearly 14 months.
World number one Carlos Alcaraz will not play in the Australian Open after picking up a right leg muscle injury during pre-season training, the Spaniard said on Friday.
The arrival of Novak Djokovic led to incongruous scenes outside the hotel, with members of the Serbian expatriate community draped in the national flag and playing traditional music joining refugee activists in protests.
Paris crowd made themselves heard on day one of the French Open as they booed and jeered when Ukraine's Marta Kostyuk refused to shake hands
He was drawn in the toughest half of the draw with Nadal as well as in-form Spanish teenager Carlos Alcaraz and world number three Alexander Zverev, who could clash in the last eight.
American great Pete Sampras said he does not expect any player to match Novak Djokovic's feat of winning the men's year-end world number one ranking seven times.
Novak Djokovic has only faced Nick Kyrgios twice in his career, losing twice to him in 2017, so while he will be favourite to claim a seventh Wimbledon crown, he knows exactly how dangerous the unpredictable world number 40 Kyrgios can be.
'I am uncomfortable that the focus of the past weeks has been on me and I hope that we can all now focus on the game and the tournament I love'
'I have the feeling that people [are] starting more and more to... respect what he has done in tennis more and more, because he continues to beat the records'.
Djokovic struggled to find his range early in the contest as Spaniard Davidovich Fokina raced to lead
Carlos Alcaraz announced himself in Madrid when he played with a sore ankle but still dispatched three top five players -- Rafael Nadal, Djokovic and Alexander Zverev -- en route to his second Masters title, just days after his 19th birthday.
IMAGES from Day 1 of all the action from the Wimbledon Championships played at the All England Lawn Tennis and Croquet Club, London, on Monday.
Stefanos Tsitsipas moved into the Australian Open final on Friday, taking a step towards becoming the first Greek world number on.
While Virat Kohli is the face of that trend-setting move, Basu Shanker, the strength and conditioning coach of Royal Challengers Bangalore, has been a silent catalyst.
Rafael Nadal is taking no pleasure from the absence of great rival Novak Djokovic at the Australian Open, even if it means he has a clearer shot at the Grand Slam title record.
Djokovic said it had been a friendly conversation.
Australian court sets Jan 20 to issue reasons for dismissal of Djokovic case
'Rafael Nadal withdrew for personal reasons'
Serum CEO Adar Poonawalla posted a video of him playing tennis, with a message for the unvaccinated Novak Djokovic.
Rafael Nadal confirmed he will miss this year's French Open as he is yet to recover from injury.
Rafael Nadal said on Saturday "too many questions" still needed to be answered concerning Novak Djokovic's bid to play at the Australian Open, while other leading players lamented how the saga had overshadowed the year's first Grand Slam.
Swiss great Roger Federer insists he will end his career this week with no regrets even though his record of 20 Grand Slam titles was overhauled by Rafael Nadal and Novak Djokovic.
Novak Djokovic has so far declined to disclose whether he is vaccinated and his father told Serbia's TV Prva that governing body Tennis Australia's stance on players being vaccinated was tantamount to "blackmail".
Kyrgios was hailed for the brilliance of his tennis in the opening set but panned for his erratic behaviour
Spain hope new world number one Carlos Alcaraz will be ready for their Davis Cup tie
World number two Novak Djokovic has withdrawn from the BNP Paribas Open in Indian Wells, the tournament announced on Wednesday, in the latest setback for the player due to his refusal to take the COVID-19 vaccine.
A round-up of all tennis action on Saturday.
The Australian government cancelled Novak Djokovic's visa for a second time on Friday, saying the World No 1, unvaccinated for COVID-19, may pose a risk to the community.
Images from Day 2 of the 2023 US Open at Flushing Meadows in New York on Tuesday.
Novak Djokovic could be barred from playing in the French Open as things stand now after the Sports Ministry said on Monday there would be no exemption from France's new vaccine pass law.
Australian Open champion Rafa Nadal said he would love to finish his career with more Grand Slam titles than rivals Roger Federer and Novak Djokovic but thinks he will have to secure more than 21 to do so.